| Inbound Relationships |
Type |
Active |
Source |
Characteristic |
Refinability |
Group |
| Aicardi Goutieres syndrome type 2 |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Aicardi Goutieres syndrome type 3 |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Aicardi Goutieres syndrome type 4 (disorder) |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Aicardi Goutieres syndrome type 5 (disorder) |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic disease characterized by early-onset respiratory difficulties and frequent respiratory infections, congenital heart defects, dysostosis multiplex, hepatosplenomegaly, renal involvement, hematopoietic abnormalities, facial dysmorphism (coarse facial features, large forehead, synophrys, long eyelashes, broad nasal bridge, macroglossia, short neck, and low hairline), and global developmental delay. Laboratory examination shows increased urinary excretion of glycosaminoglycans and increased plasma heparan sulfate, but no lysosomal enzyme deficiency. The disease is usually fatal in the first years of life. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare multiple congenital anomalies syndrome usually characterized by microcephaly, ocular anomalies such as microphthalmia, and apple-peel intestinal atresia. Facial dysmorphism is reported in some cases and may include narrow or sloped forehead, hypertelorism, microphthalmia, dysplastic, edematous deep-set eyes, short palpebral fissures, large or low set ears, broad nasal root, anteverted or broad nasal tip, long philtrum, micrognathia, thin upper vermillion, large mouth and skin tag on the cheek. Motor delay and intellectual disability have been reported. Heart, brain, craniofacial abnormalities, renal hypoplasia and other anomalies (e.g. lower limb edema, thrombocytopenia) are variably present. Rarely, cases without intestinal atresia, microcephaly or developmental delay can be found. Severe lethal cases have also been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Sugarman brachydactyly is a rare, genetic, congenital limb malformation characterized by brachydactyly of fingers, with major proximal phalangeal shortening and immobile proximal interphalangeal joints, as well as dorsally and proximally placed, non-articulating great toes (with or without angulation). Radiographic findings of hands include bilateral double first metacarpals and biphalangeal fifth fingers. There have been no further descriptions in the literature since 1982. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare congenital disorder of glycosylation characterized by infantile onset of global developmental delay, severe intellectual disability, hypotonia, and variable additional features including short stature, cranial asymmetry, seizures, strabismus, recurrent infections, and osteopenia, among others. Laboratory analysis reveals decreased blood levels of zinc and manganese, as well as an abnormal serum transferrin glycosylation pattern with decreased tetrasialo- and increased asialo-, monosialo-, disialo, and trisialo-transferrin, consistent with a type II congenital disorder of glycosylation. Brain imaging shows cerebellar and/or cerebral atrophy. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare congenital disorder of glycosylation characterized by infantile onset of hepatosplenomegaly, progressive liver failure, hypotonia, and global developmental delay. Mild dysmorphic features and seizures have also been reported. Laboratory abnormalities include elevated liver enzymes, mild hypercholesterolemia, and low serum ceruloplasmin. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic skin disease characterized by congenital generalized anhidrosis resulting in severe heat intolerance, due to functionally impaired eccrine sweat production. Skin biopsy reveals normal morphology and number of sweat glands. Dental, hair, nail, or other skin or extracutaneous anomalies are absent. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic gastroenterological disease characterised by the presence of multiple persistent, intractable ulcers of the small intestine, leading to chronic blood and protein loss. Signs and symptoms include abdominal pain, anaemia, fatigue, oedema, and diarrhoea. Morphologically, the condition manifests with multiple sharply demarcated shallow lesions with irregular circular or linear shape. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic, neurodevelopmental disorder with primordial microcephaly characterized by primary microcephaly, moderate to severe intellectual disability, and global developmental delay. Variable brain malformations are common ranging from simplified gyration, to cortical malformations such as pachygyria, polymicrogyria, reduced sulcation and midline defects. Craniofacial dysmorphism (e.g. sloping forehead, high and broad nasal bridge) are related to the primary microcephaly. Short stature is frequently observed and may be severe. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurological disorder characterized by hypotonia, delayed motor development, dyskinesia of the limbs, intellectual disability with impaired speech development, seizures, autistic features, stereotypic movements, and sleep disturbance. Onset of symptoms is in infancy. Bilateral abnormalities in the putamen on brain MRI have been reported in some patients. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Severe hypotonia-psychomotor developmental delay-strabismus-cardiac septal defect syndrome is a rare, genetic, non-dystrophic congenital myopathy disorder characterized by a neonatal-onset of severe generalized hypotonia associated with mild psychomotor delay, congenital strabismus with abducens nerve palsy, and atrial and/or ventricular septal defects. Cryptorchidism is commonly reported in male patients and muscle biopsy typically reveals increased variability in muscle fiber size. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic leukodystrophy identified in families of Ashkenazi Jewish descent, characterized by infancy onset of severe global developmental delay with very limited or absent speech and sometimes complete absence of motor development, hypotonia, spasticity, and acquired microcephaly. Seizures, hearing loss, visual impairment, and autonomic dysfunction have also been described. Brain imaging shows delayed myelination and other white matter abnormalities. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Seizures-scoliosis-macrocephaly syndrome is a rare, genetic neurometabolic disorder characterized by seizures, macrocephaly, delayed motor milestones, moderate intellectual disability, scoliosis with no exostoses, muscular hypotonia present since birth, as well as renal dysfunction. Coarse facial features (including hypertelorism and long hypoplastic philtrum) and bilateral cryptorchidism (in males) are also commonly reported. Additional manifestations include abnormal gastrointestinal motility (resulting in constipation, diarrhea, gastroesophageal reflux and dysphagia), gait disturbances, strabismus and ventricular septal defects. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A progressive muscular dystrophy characterized by co-existence of limb-girdle weakness and diffuse joint contractures without cardiomyopathy. Patients present lower limb weakness progressing to involve also upper limbs and axial muscles and eventually leading to permanent loss of ambulation, widespread joint contractures in the limbs and sometimes the spine, and variable respiratory involvement. Morphological changes in muscle biopsies include rimmed vacuoles, increased internal nuclei, cytoplasmic bodies, and a dystrophic pattern. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic, multiple congenital anomalies syndrome characterized by short stature, hand brachydactyly with hypoplastic distal phalanges, global development delay, intellectual disability, and more variably seizures, obesity, and craniofacial dysmorphism that includes microcephaly, high forehead, flat face, hypertelorism, deep set eyes, flat nasal bridge, averted nostrils, long philtrum, thin lip vermilion, and short neck. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Autosomal recessive hereditary spastic paraplegia |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by global developmental delay and intellectual disability, progressive spondyloepimetaphyseal dysplasia, short stature, short fourth metatarsals, and dysmorphic craniofacial features (including microcephaly, hypertelorism, epicanthal folds, mild ptosis, strabismus, malar hypoplasia, short nose, depressed nasal bridge, full lips, small, low-set ears, and short neck). Craniosynostosis, generalized hypotonia, as well as asymmetry of the cerebral hemispheres and mild thinning of the corpus callosum on brain imaging have also been described. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Glycogen storage disease due to aldolase A deficiency is an extremely rare glycogen storage disease characterized by hemolytic anemia with or without myopathy or intellectual deficit. Myopathy can be severe enough to result in fatal rhabdomyolysis in some patients. A family with episodic rhabdomyolysis (triggered by fever) without hemolytic anemia has recently been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Autosomal recessive intermediate Charcot-Marie-Tooth disease type D is a rare hereditary motor and sensory neuropathy characterized by childhood onset of unsteady gait, pes cavus, frequent falls and foot dorsiflexor weakness slowly progressing to distal upper and lower limb muscle weakness and atrophy, distal sensory impairment and reduced tendon reflexes. Additional symptoms may include bilateral sensorineural hearing impairment and neuropathic pain. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare isolated hereditary giant platelet disorder characterised by severe thrombocytopenia and thrombopathy due to defects in proplatelet formation and platelet activation in homozygous patients. Clinical manifestation are recurrent bleeding episodes including epistaxis, spontaneous haematoma, and menorrhagia. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare disorder of galactose metabolism characterized by persistent congenital galactosemia due to deficiency of the enzyme galactose mutarotase. Patients may present bilateral cataract, while gastrointestinal symptoms or severe liver dysfunction are absent. The natural history of the disease is unknown. Severe complications, such as neurological symptoms, have not been reported under early treatment with a galactose-restricted diet. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare autosomal recessive axonal hereditary motor and sensory neuropathy characterized by motor-predominant axonal polyneuropathy due to a defect in copper metabolism. Patients become symptomatic in infancy or childhood with subtle motor delay or regression, manifesting with progressive weakness, muscle wasting, and absent reflexes in the lower and upper extremities. In addition, vibratory sensation is mildly diminished. Involvement of the face with weakness and fasciculation of facial muscles has also been described. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare congenital disorder of glycosylation caused by mutations in the PGM3 gene and characterized by neonatal to childhood onset of recurrent bacterial and viral infections, inflammatory skin diseases, atopic dermatitis and atopic diatheses, and marked serum IgE elevation. Early neurologic impairment is evident including developmental delay, intellectual disability, ataxia, dysarthria, sensorineural hearing loss, myoclonus and seizures. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Mitochondrial phosphate carrier deficiency |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare mitochondrial disease characterized by a variable clinical phenotype ranging from fetal hydrops and postnatal hypotonia, bradycardia, and respiratory failure, resulting in death in the neonatal period, to infantile onset of episodes of acute cardiopulmonary failure associated with severe lactic acidosis, and slowly progressive muscle weakness. Muscle biopsy shows reduced activity of mitochondrial complexes I, III, and IV. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare autosomal recessive axonal hereditary motor and sensory neuropathy characterized by infantile onset of recurrent episodes of acute liver failure (resulting in chronic liver fibrosis and hepatosplenomegaly), delayed motor development, cerebellar dysfunction presenting as gait disturbances and intention tremor, neurogenic stuttering, and motor and sensory neuropathy with muscle weakness especially in the lower legs, and numbness. Mild intellectual disability was reported in some patients. MRI of the brain shows non-progressive atrophy of the cerebellar vermis and thinning of the optic nerve. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic intellectual disability syndrome characterized by severe global developmental delay with intellectual disability, microcephaly, growth retardation, ocular defects such as congenital cataract, and nevus flammeus simplex on the forehead. Cardiac, urogenital, and skeletal abnormalities, as well as seizures are present in most patients. Dysmorphic craniofacial features include sparse hair, downslanting palpebral fissures, hypertelorism, broad and overhanging nasal tip and short philtrum, among others. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Sanjad-Sakati syndrome (SSS), also known as hypoparathyroidism - intellectual disability-dysmorphism, is a rare multiple congenital anomaly syndrome, mainly occurring in the Middle East and the Arabian Gulf countries, characterized by intrauterine growth restriction at birth, microcephaly, congenital hypoparathyroidism (that can cause hypocalcemic tetany or seizures in infancy), severe growth retardation, typical facial features (long narrow face, deep-set eyes, beaked nose, floppy and large ears, long philtrum, thin lips and micrognathia), and mild to moderate intellectual deficiency. Ocular findings (i.e. nanophthalmos, retinal vascular tortuosity and corneal opacification/clouding) and superior mesenteric artery syndrome have also been reported. Although SSS shares the same locus with the autosomal recessive form of Kenny-Caffey syndrome, the latter differs from SSS by its normal intelligence and skeletal features. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hereditary optic atrophy characterised by an early onset of bilateral optic nerve degeneration without other systemic features. Clinical manifestations include pallor of the optic discs, severe but slowly progressing visual impairment, and in some patients also paracentral scotoma, photophobia and dyschromatopsia. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A type of nemaline myopathy (NM) only observed in several families of the Amish community. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Combined immunodeficiency due to dedicator of cytokinesis 8 protein (DOCK8) deficiency is a form of T and B cell immunodeficiency characterized by recurrent cutaneous viral infections, susceptibility to cancer and elevated serum levels of immunoglobulin E (IgE). |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic eye disease characterized by optic disc anomalies (bilateral colobomatous optic discs, retinal vessels arising from the peripheral optic disc) and macular atrophy. Peripapillary chorioretinal atrophy and chorioretinal and iris coloboma have also been described. Patients present with horizontal nystagmus and poor visual acuity. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare anterior segment developmental anomaly without extraocular manifestations characterized by predominant iris and lens abnormalities, including iris hypoplasia, iris transillumination defects, ectropion uveae, corectopia, iridodonesis with ectopia lentis, and cataracts, with bilateral involvement. Increased intraocular pressure is absent in most patients. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic primary immunodeficiency characterized by recurrent respiratory and skin viral infections (Epstein-Barr virus, herpes simplex virus, human papillomavirus), deficient spontaneous cytotoxicity of natural killer cells, but preserved antibody-dependent cellular cytotoxicity. No other abnormalities are present on immunologic work-up. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare primary immunodeficiency characterized by increased susceptibility to intracellular bacterial and viral infection, with or without increased serum IgE. Clinical manifestations are highly variable, depending on the infection type and location, and can include recurrent otitis, sinusitis, pulmonary and cutaneous infections, meningitis and internal abscesses. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic disease characterized by multiple intestinal atresia in association with combined immunodeficiency and inflammatory bowel disease. Clinical features include widespread atresia extending from the stomach to the rectum, homogenous calcifications in the abdominal cavity, hepatic cholestasis, cirrhosis, and chronic liver failure, hypoplastic thymus, and increased susceptibility to mainly bacteria and viruses. The immunological phenotype consists of profound generalized T-cell lymphopenia and milder natural killer cell and B-cell lymphopenia, as well as low serum levels of IgG, IgA, and IgM, with elevated serum IgE. The disease is mostly fatal in infancy or childhood. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare mitochondrial disease characterized by prenatal or early infantile onset of severe cardiomyopathy, failure to thrive and global developmental delay, sensorineural hearing loss, and severe lactic acidosis. Hepatic involvement and adrenal insufficiency, as well as encephalopathy and anomalies of deep gray matter structures on brain MRI have also been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic, primary immunodeficiency characterized by early onset of recurrent respiratory infections and variable combination of autoimmune disorders, including hemolytic anemia, thrombocytopenic purpura, lymphoproliferative disease, inflammatory bowel disease, colitis, diabetes, arthritis, and dermatitis. Failure to thrive, hepatosplenomegaly and endocrine abnormalities have also been associated. Variable immunologic findings include deficiency of CD4+ T regulatory cells, decreased B-cells, and hypogammaglobulinemia. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic, primary combined T and B cell immunodeficiency characterized by recurrent, severe viral and bacterial infections. Immunologic findings include decreased immunoglobulin levels, decreased numbers of B and NK cells, reduced relative CD19+ B cells in peripheral blood, impaired memory responses to viral infections and defective antigen-specific T-cell proliferation. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, primary combined T and B cell immunodeficiency characterized by early-onset of recurrent, invasive viral and bacterial infections associated with T and B cell lymphopenia, functional defects in T and B cells, poor antibody response and thrombocytopenia. Depending on the type of infectious agent, variable clinical manifestations commonly include recurrent pneumonia, bronchiolitis, otitis media, meningoencephalitis, colitis, and diarrhea, leading to fatal multiorgan failure in severe cases. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare functional neutrophil defect characterized by increased susceptibility to aggressive periodontitis in otherwise young, healthy individuals, due to impaired polymorphonuclear leukocyte chemotaxis toward bacterial formylpeptides. The periodontitis is rapidly progressive with progredient destruction of periodontal tissue and attachment loss. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic hyperlipidemia characterized by excessive increase in plasma triglyceride levels due to the accumulation of chylomicrons, which manifests biochemically as severe hypertriglyceridemia. Clinical manifestations include recurrent episodes of acute pancreatitis, abdominal pain, nausea, fatigue, diarrhea, hepatosplenomegaly, eruptive xanthomas, lipemia retinalis and failure to thrive. Children may be asymptomatic with later onset of symptoms. The condition is not associated with severe atherosclerosis. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| An autosomal recessive hereditary neurodegenerative disease with characteristics of progressive muscular paralysis reflecting degeneration of motor neurons in the primary motor cortex, corticospinal tracts, brainstem and spinal cord. Associated with mutations in the superoxide dismutase-1 gene (SOD1) on chromosome 21q22. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurological disorder characterized by neonatal onset of rigidity and intractable seizures, with episodic jerking already beginning in utero. Affected infants have small heads, remain visually inattentive, do not feed independently, and make no developmental progress. Frequent spontaneous apnea and bradycardia usually culminate in cardiopulmonary arrest and death in infancy, although some cases were described with a milder clinical course and survival into childhood. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic bone disease characterized by short stature, bilateral congenital hip dislocation, radial head dislocation, carpal coalition, scoliosis, pes cavus, and atlantoaxial subluxation. Dysmorphic facial features include broad forehead, broad nasal bridge, hypertelorism, and mild midface hypoplasia. Association with bilateral sensorineural hearing loss has also been described. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by profound intellectual disability, hypotonia, coarse facial features, strabismus and impaired visual fixation, hypermobility of interphalangeal joints, contractures in the elbow joints, and pes planovalgus. Seizures and episodes of aggressive behavior during sleep have also been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic lipodystrophy characterized by abnormal subcutaneous fat distribution, resulting in preservation of visceral, neck and axillary fat and absence of lower limb and femoro gluteal subcutaneous fat. Additional clinical features are acanthosis nigricans, insulin-resistant type II diabetes mellitus, dyslipidemia, and hypertension, leading to pancreatitis, hepatomegaly and hepatic steatosis. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic lipodystrophy characterized by abnormal subcutaneous fat distribution, resulting in excess accumulation of fat in the face, neck, shoulders, axillae, trunk and pubic region, and loss of subcutaneous fat from the lower extremities. Variable common additional features are progressive adult onset myopathy, insulin resistance, diabetes, hypertriglyceridemia, hepatic steatosis, and vitiligo. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, congenital disorder of glycosylation caused by mutations in the COG2 gene and characterized by normal presentation at birth, followed by progressive deterioration with postnatal microcephaly, developmental delay, intellectual disability, seizures, spastic quadriplegia, liver dysfunction, hypocupremia and hypoceruloplasminemia in the first year of life. Diffuse cerebral atrophy and thin corpus callosum may be observed on brain MRI. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Autosomal recessive central core disease |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Juvenile amyotrophic lateral sclerosis (JALS) is a very rare severe motor neuron disease characterized by progressive upper and lower motor neuron degeneration causing facial spasticity, dysarthria, and gait disorders with onset before 25 years of age. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic congenital non-dystrophic myopathy characterized by neonatal or infantile-onset hypotonia and mild to severe generalized muscle weakness. Caused by homozygous mutation in the ZAK gene on chromosome 2q31. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare autosomal recessive congenital non-dystrophic myopathy characterised by neonatal or infantile-onset hypotonia and mild to severe generalised muscle weakness. Caused by SELENON (1p36.11) gene mutation. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare autosomal recessive syndromic cerebellar ataxia characterized by the association of early-onset cerebellar ataxia with hearing loss and blindness. Patients may also present demyelinating peripheral motor neuropathy. Cerebral MRI shows alterations of the cerebellar white matter without cerebellar atrophy. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic disease characterised by choanal atresia and early onset of lymphoedema of the lower extremities. Additional reported features include facial dysmorphism (hypertelorism, broad forehead, smooth philtrum, unilateral low-set ear, and high-arched palate), hypoplastic nipples, and pectus excavatum. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare multiple congenital anomalies/dysmorphic syndrome characterized by profound intellectual disability, choreoathetosis, progressive spastic diplegia, progressive tapetoretinal degeneration with loss of retinal vessels, and glomerulopathy resulting in death late in the first or early in the second decade of life. Absence of the cerebellar granular layer has been reported. There have been no further descriptions in the literature since 1982. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Eye defects, arachnodactyly, cardiopathy syndrome |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare bone disease and a form of microcephalic primordial dwarfism characterised by severe pre- and postnatal growth retardation, with marked microcephaly in proportion to body size, skeletal dysplasia, abnormal dentition, insulin resistance, and increased risk for cerebrovascular disease. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare autosomal recessive congenital non-dystrophic myopathy characterized by neonatal or infantile-onset hypotonia and mild to severe generalized muscle weakness. Causative gene mutation is ACTA1 (1q42.13). |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare autosomal recessive congenital non-dystrophic myopathy characterised by neonatal or infantile-onset hypotonia and mild to severe generalised muscle weakness. Causative gene mutation is TPM3 (1q21.3). |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurological disorder characterized by postnatal onset of severe global developmental delay, profound mental retardation, progressive microcephaly, progressive spasticity evolving into spastic quadriplegia with joint contractures, generalized seizures, and irritability. Severe choreoathetosis and dysmorphic features are absent. Brain imaging shows progressive cerebellar atrophy followed by cerebral atrophy affecting both white and gray matter, but no pontine involvement. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare syndrome characterised by hypokalaemic metabolic alkalosis in combination with significant hypomagnesaemia and low urinary calcium excretion. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare isolated constitutional thrombocytopenia characterized by neonatal onset of small-platelet thrombocytopenia with significantly increased bleeding tendency. Bleeding symptoms include petechial rash, mucosal bleeding, and heavy menstrual bleeding. Growth and development are normal, and there is no increased susceptibility to infections. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic parenchymatous liver disease characterized by infantile or early childhood onset of recurrent episodes of acute liver failure precipitated by a febrile illness. During the life-threatening episodes, patients present with vomiting, lethargy, jaundice, as well as elevated levels of liver enzymes and coagulopathy. There is usually complete recovery between the episodes with conservative treatment. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurological disorder characterized by congenital microcephaly, severe intellectual disability, hypertonia at birth lessening with age, ataxia, and specific dysmorphic facial features including hirsutism, low anterior hairline and bitemporal narrowing, arched, thick, and medially sparse eyebrows, long eyelashes, lateral upper eyelids swelling and a skin fold partially covering the inferior eyelids, low-set posteriorly rotated protruding ears, anteverted nares, and a full lower lip. Brain imaging shows partial to almost complete agenesis of the corpus callosum and variable degrees of cerebellar hypoplasia. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare congenital disorder of glycosylation characterized by chronic, non-progressive liver disease, manifesting as mild steatosis with elevated serum transaminases and alkaline phosphatase, hypercholesterolemia, and decreased coagulation factors and ceruloplasmin. Transferrin glycosylation pattern is consistent with a type 2 congenital disorder of glycosylation. Liver biopsy may show mild non-progressive fibrosis. Patients usually remain asymptomatic, although delayed psychomotor development and hypotonia have been reported in single cases. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic, neurometabolic disease characterized by early onset encephalopathy with progressive microcephaly, severe global development delay, seizures, hypotonia, feeding difficulties, variable cardiac abnormalities, and cataracts. Brain MRI shows distinct pattern with high T2 signal and restricted diffusion in the posterior limb of the internal capsule in combination with delayed myelination and progressive cerebral atrophy. The disease is typically fatal. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hypomyelinating leukodystrophy disorder characterized by the association of dental abnormalities (delayed dentition, abnormal order of dentition, hypodontia), hypogonadotropic hypogonadism, and hypomyelinating leukodystrophy manifesting with neurodevelopmental delay or regression and/or progressive cerebellar symptoms. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare inherited cancer-predisposing syndrome characterized by early-onset hepatocellular carcinoma, genomic instability, and progeroid features, such as short stature, low body weight, muscular atrophy, lipodystrophy, bilateral cataracts, and premature hair graying. Dysmorphic craniofacial features include triangular face, small, deep-set eyes, and micrognathia. Kyphoscoliosis, sloping shoulders, mild pectus excavatum, bilateral contractures of the elbows and fingers, bilateral clinodactyly, and pes planus have also been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndrome with a central nervous system malformation as a major feature, characterized by a triad of high alpha-fetoprotein levels in both maternal serum and amniotic fluid, cerebral ventriculomegaly, and renal macro- and microcysts. Variable findings include congenital nephrotic syndrome, aqueductal stenosis, gray matter heterotopias, and cardiac malformations, among others. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare pyruvate metabolism disorder characterized by neonatal onset of a mitochondrial encephalopathy with global developmental delay and the biochemical characteristics of lactic acidosis and increased serum pyruvate with normal lactate/pyruvate ratio. Additional reported manifestations include epilepsy, peripheral neuropathy, hypotonia, nystagmus, extensor plantar responses, hepatomegaly, and craniofacial dysmorphism (such as progressive microcephaly, epicanthus, long philtrum, and thin upper lip). |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic disease characterized by the association of Klippel-Feil anomaly (fusion of the cervical spine), myopathy, hypotonia, short stature, microcephaly, and facial dysmorphism (including low-set ears, bulbous nose, long philtrum, high-arched palate, and low posterior hairline, among others). Cardiac abnormalities and various skeletal anomalies (such as pectus excavatum or clinodactyly) have also been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic, multiple congenital anomalies/dysmorphic syndrome characterized by craniofacial dysmorphism (including an abnormal skull shape, hypertelorism, downslanting palpebral fissures, epicanthal folds, low-set ears, depressed nasal bridge, micrognathia), short stature, ectodermal anomalies (such as sparse eyebrows, eyelashes, and scalp hair, hypoplastic toenails), developmental delay, and intellectual disability. Additional features may include cerebral/cerebellar malformations and mild renal involvement. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare autosomal recessive cerebellar ataxia characterized by onset of dystonia and other extrapyramidal signs, ataxia, oculomotor apraxia, and progressive sensorimotor polyneuropathy in the first decade of life. Patients present distal muscle weakness and atrophy, decreased vibratory sensation, and areflexia, and usually become wheelchair-bound by the third decade. Variable cognitive impairment may also be seen. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurological disorder characterized by infantile onset of progressive leukoencephalopathy, microcephaly, severe global developmental delay, and spasticity resulting in quadriparesis and posture deformation. Additional features include an abnormally exaggerated startle reflex, seizures, dystonia, and hypomimia or amimia, as well as progressive chest deformities and contractures of large and hyperextensibility of small joints, among others. Thin corpus callosum is a prominent feature in brain imaging, in addition to white matter abnormalities consistent with leukoencephalopathy. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare developmental defect with connective tissue involvement characterized by joint hyperextensibility and multiple dislocations of large joints, severe myopia, and short stature. Other common features include retinal detachment, iris and chorioretinal coloboma, kyphoscoliosis and other spine deformities, pectus carinatum, talipes equinovarus, and progressive hearing loss. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare leukodystrophy characterized by a spectrum of progressive neurologic manifestations comprising rapidly progressive early-onset nystagmus, spastic tetraplegia, and visual and hearing impairment, resulting in death in early childhood, as well as later onset of slowly progressive complex spastic ataxia with pyramidal and cerebellar symptoms and loss of developmental milestones. Brain imaging shows diffuse hypomyelination of the subcortical and deep white matter, cerebellar atrophy, and diffuse spinal cord volume loss. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic disease characterised by abnormalities in renal ion transport, ectodermal gland homeostasis, and epidermal integrity, resulting in generalised hypohidrosis, heat intolerance, salt-losing nephropathy, electrolyte imbalance, lacrimal gland dysfunction, ichthyosis, and xerostomia. Development of nephrolithiasis and severe enamel wear have also been described. Laboratory findings include hypermagnesaemia, hypokalaemia, hypercalcaemia, and hypocalciuria. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic, syndromic intellectual disability characterized by global developmental delay, early-onset seizures, cerebellar atrophy, osteopenia, nystagmus and dysmorphic facial features, including bitemporal narrowing, prominent forehead, anteverted nares. Dysarthria, dysmetria, ataxic gait, spasticity and dysmorphic features have also been associated. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Autosomal recessive familial isolated hypoparathyroidism |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Ocular motor apraxia Cogan type (disorder) |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic dystonia characterized by focal or segmental isolated dystonia involving the face, neck, upper limbs (commonly writing dystonia), larynx, or trunk, with an onset from childhood to early adulthood. Dystonia may be tremulous, giving rise to head or hand tremor. Mode of inheritance is autosomal recessive. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare congenital disorder of glycosylation characterized by neonatal onset of global developmental delay, hypotonia, failure to thrive, hematological/immunological abnormalities, recurrent infections, liver involvement (with hepatosplenomegaly, cholestasis, fibrosis, or cirrhosis), and enteropathy. Additional reported manifestations include dysmorphic craniofacial features (such as microcephaly, broad palpebral fissures, and retrognathia), hypohidrosis, hyperkeratosis, and cardiac and musculoskeletal anomalies. Brain imaging may show hypoplastic corpus callosum, cerebral and cerebellar atrophy, and enlarged ventricles. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Fetal encasement syndrome is a rare, lethal developmental defect during embryogenesis characterized by severe fetal malformations, including craniofacial dysmorphism (abnormal cyst in the cranial region, hypoplastic eyeballs, two orifices in the nasal region separated by a nasal septum, abnormal orifice replacing the mouth), omphalocele and immotile, hypoplastic limbs encased under an abnormal, transparent, membrane-like skin. Additional features include absence of adnexal structures of the skin on the outer aspect of the limbs, as well as underdeveloped skeletal muscles and bones. Association with tetralogy of Fallot, horse-shoe kidneys and diaphragm and lung lobulation defects is reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Isolated neonatal sclerosing cholangitis is a rare, genetic, biliary tract disease characterized by severe neonatal-onset cholangiopathy with patent bile ducts and absence of ichthyosiform skin lesions. Patients present with jaundice, acholic stools, hepatosplenomegaly and high serum gamma-glutamyltransferase activity. Liver histology shows portal fibrosis, ductular proliferation, hepatocellular metallothionein deposits, and intralobular bile-pigment accumulations. Some patients may also have renal disease. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Nephronophthisis |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare mitochondrial disease characterized by a highly variable phenotypic spectrum comprising delayed motor development, peripheral neuropathy, cataract, short stature due to growth hormone deficiency, nystagmus, sensorineural hearing loss, dysmorphic facial features, and skeletal abnormalities consistent with spondyloepimetaphyseal dysplasia. Hyperextensible joints, achalasia, and telangiectasia have also been described. Cognition is normal. Atrophy of the pituitary gland has been observed in brain imaging. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic disease characterized by severe pre- and postnatal growth failure with short stature and microcephaly, facial dysmorphism (including a small jaw and prominent midface), severe insulin resistance, fatty liver, and hypertriglyceridemia developing in childhood, and primary gonadal failure. Mild global learning difficulties and acanthosis nigricans have also been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare mitochondrial disease characterized by a distinctive MRI pattern of cavitating leukodystrophy, predominantly in the posterior region of the cerebral hemispheres. The clinical picture varies widely between acute neurometabolic decompensation in infancy with loss of developmental milestones, seizures, and pyramidal signs rapidly evolving into spastic tetraparesis, to subtle neurological symptoms presenting in adolescence. The disease course tends to stabilize over time in most patients, and marked recovery of milestones may be observed. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare, genetic leukodystrophy characterized by developmental delay, increased muscle tone leading later to spasticity, mild ataxia, nystagmus, dysarthria, intentional tremor, and mild intellectual disability. Brain imaging reveals supratentorial and infratentorial hypomyelination. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Giant axonal neuropathy (GAN) is a severe, slowly progressive neurodegenerative disorder characterised by progressive motor and sensory peripheral neuropathy, central nervous system involvement (including pyramidal and cerebellar signs), and characteristic kinky hair in most cases. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare mitochondrial disease characterized by bilateral auditory neuropathy and optic atrophy. Patients present hearing and visual impairment in the first or second decade of life, while psychomotor development is normal. Bilateral retinitis pigmentosa has been reported in association. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare mitochondrial disease characterized by a variable clinical phenotype with the core features of optic atrophy, ataxia, and hypotonia. Additional common manifestations include global developmental delay with or without regression, neuropathy, spasticity, and microcephaly, less frequently seizures, movement disorder, hearing loss, and respiratory failure. Brain imaging may show abnormalities of the corpus callosum, basal ganglia, and midbrain, cerebral or cerebellar atrophy, or white matter abnormalities. The condition is frequently fatal at an early age. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic intellectual disability characterized by infantile onset of global developmental delay and profound intellectual disability in association with a heterogeneous spectrum of manifestations, such as features of lower motor neuron disease, hypotonia, spasticity, contractures, seizures, respiratory insufficiency, and optic atrophy, among others. Dysmorphic craniofacial features include microcephaly, tall forehead, bitemporal narrowing, flat nasal bridge, low-set ears, and high-arched palate. Brain imaging may show cerebral and cerebellar atrophy, delayed myelination, and thin corpus callosum. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurological disorder characterized by pediatric onset of calcifying leukoencephalopathy and skeletal dysplasia. Reported structural brain abnormalities include agenesis of corpus callosum, ventriculomegaly, congenital hydrocephalus, pontocerebellar hypoplasia, periventricular calcifications, Dandy-Walker malformation and absence of microglia. Characteristic skeletal features include increased bone mineral density (reported in skull, pelvic bone and vertebrae), platyspondyly, and under-modeling of tubular bones with widened/radiolucent metaphysis and constricted/sclerotic diaphysis. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurometabolic disease characterized by early neonatal refractory seizures, hypotonia, and respiratory failure. Brain imaging reveals simplified gyral pattern of the frontal lobes, white matter abnormalities, gliosis and volume loss in various brain regions, and vasogenic edema. Serum glutamine levels are significantly elevated. Death occurs within weeks after birth. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare organic aciduria characterized by early onset of global developmental delay with severe intellectual disability, seizures, and 3-methylglutaconic aciduria. Additional features are hypotonia, hyperactivity and aggressive behavior, optic atrophy, or spasticity. Brain imaging may show generalized cerebral atrophy and white matter abnormalities. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic respiratory disease characterized by a variable clinical outcome ranging from a fatal respiratory distress syndrome in the neonatal period to chronic interstitial lung disease developing in infancy or childhood with chronic cough, rapid breathing, shortness of breath and recurrent pulmonary infections. Clinical manifestations of respiratory failure include grunting, intercostal retractions, nasal flaring, cyanosis, and progressive dyspnea. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
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