| Inbound Relationships |
Type |
Active |
Source |
Characteristic |
Refinability |
Group |
| Dominant hereditary optic atrophy |
Is a |
False |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare autosomal dominant neurological disorder characterized by early onset cerebellar ataxia, associated with areflexia, progressive optic atrophy, sensorineural deafness, a pes cavus deformity, and abnormal eye movements. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, genetic, multiple congenital anomalies syndrome characterized by growth retardation, alopecia, pseudoanodontia and ocular manifestations. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, X-linked leukodystrophy characterized primarily by spastic gait and autonomic dysfunction. When additional central nervous system (CNS) signs, such as intellectual deficit, ataxia, or extrapyramidal signs, are present, the syndrome is referred to as complicated SPG. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A disorder that is characterized by the association of a non-progressive congenital ataxia, severe intellectual deficit, optic atrophy and structural anomalies of the skin vessels. It has been described in five children from a large consanguineous Lebanese family. Short stature and microcephaly were also reported. Transmission is autosomal recessive. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare early childhood onset progressive encephalopathy characterized by extreme cerebellar atrophy, infantile onset hypotonia, infantile spasms with hypsarrhythmia, profound intellectual disability, and optic atrophy. PEHO stands for the main features of the syndrome: Progressive encephalopathy with Edema, Hypsarrhythmia and Optic atrophy. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare presumably genetic disorder characterized by idiopathic massive splenomegaly with pancytopenia and childhood-onset chronic optic nerve edema with slowly progressive vision loss. Additional reported features include anhidrosis, urticaria and headaches. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, genetic, neurodegenerative disease characterized by normal early development followed by childhood onset optic atrophy with progressive vision loss and eventually blindness, followed by progressive neurological decline that typically includes cerebellar ataxia, nystagmus, dorsal column dysfunction (decreased vibration and position sense), spastic paraplegia and finally tetraparesis. |
Is a |
False |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, neurodegenerative disorder characterized by an early onset of truncal hypotonia, variable forms of seizures, athetosis, severe global developmental delay, intellectual disability and various ophthalmologic abnormalities, including strabismus, nystagmus, optic atrophy and retinal degeneration. |
Is a |
False |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| Hereditary optic atrophy |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A very rare disorder associating pseudopapilledema (optic disc swelling not secondary to increased intracranial pressure), mixed hearing loss, facial dysmorphism and limb extremity anomalies. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, genetic, X-linked syndromic intellectual disability disorder characterized by severe intellectual disability, microcephaly, post-natal growth retardation, severe visual impairment or blindness (due to optic atrophy), severe hearing defect, spasticity, epileptic seizures, restricted large-joint movements and early death (in infancy or early childhood). Facial dysmorphic features (large dysplastic ears and short broad nose) are additionally observed. There have been no further descriptions in the literature since 1993. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare developmental defect during embryogenesis characterised by underdevelopment of the optic nerve with a subnormal number of optic nerve axons. The condition may be unilateral or bilateral and can occur as an isolated defect or accompany other ocular or cerebral abnormalities. Funduscopic examination reveals a small optic disc, often associated with the double-ring sign, a ring of hypo- or hyperpigmentation surrounding the disc. Clinically, vision may be severely impaired or remain unaffected. |
Is a |
False |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| Microphthalmia-retinitis pigmentosa-foveoschisis-optic disc drusen syndrome is a rare, genetic, non-syndromic developmental defect of the eye disorder characterized by the association of posterior microphthalmia, retinal dystrophy compatible with retinitis pigmentosa, localized foveal schisis and optic disc drusen. Patients present high hyperopia, usually adult-onset progressive nyctalopia and reduced visual acuity, and, on occasion, acute-angle glaucoma. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, genetic, autosomal recessive spastic ataxia disease characterized by onset in early childhood of spastic paraparesis, cerebellar ataxia, dysarthria and optic atrophy. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare combined immunodeficiency disorder characterized by primary immunodeficiency manifesting with repeated bacterial, viral and fungal infections, in association with neurological manifestations (hypotonia, cerebellar ataxia, myoclonic seizures), developmental delay, optic atrophy, facial dysmorphism (high forehead, hypoplastic supraorbital ridges, palpebral edema, hypertelorism, flat nasal bridge, broad nasal root and tip, anteverted nares, thin lower lip overlapped by upper lip, square chin) and skeletal anomalies (short metacarpals/metatarsals with cone-shaped epiphyses, osteopenia). |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| Polymicrogyria with optic nerve hypoplasia is a rare genetic syndrome with central nervous system malformations characterized by severe developmental delay, neonatal hypotonia, seizures, optic nerve hypoplasia and distinct central nervous system malformations including extensive bilateral polymicrogyria, dysplastic or absent corpus callosum and malformed brainstem with loss of demarcation of the pontomedullary junction. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, genetic, endocrine disorder characterised by type I diabetes mellitus (DM), diabetes insipidus (DI), sensorineural deafness (D), bilateral optical atrophy (OA) and neurological signs. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare mitochondrial disease characterized by signs and symptoms within a phenotypic and metabolic spectrum that includes global developmental delay, hypotonia, intellectual disability, optic atrophy, axonal neuropathy, hypertrophic cardiomyopathy, lactic acidosis, and increased excretion of Krebs cycle intermediates. Other variable features are spasticity, seizures, ataxia, congenital cataract, and dysmorphic facial features. Age of onset is in the neonatal period or infancy. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare genetic disease characterized by congenital contractures of the distal interphalangeal joints, progressive stiffness of the shoulders and neck, keloid scarring, increased optic cup-to-disc ratio, and renal stones. Additional reported features include arthritis, osteoporosis, hypoplastic flexion creases, clinodactyly, anxiety, and facial dysmorphism (such as sloping forehead, prominent supraorbital ridges, downslanting palpebral fissures, prominent ears, and high arched palate). Female carriers exhibit a variable, milder phenotype. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare genetic eye disease characterized by microcornea, coloboma of the iris and the optic disc, axial enlargement of the globe, staphyloma, and severe myopia. Additional manifestations are mild cornea plana, iridocorneal angle abnormalities with elevation of intraocular pressure, and shallow anterior chamber depth. Variable expressivity of the phenotype has been described, including unilateral or bilateral involvement, or variable extent of coloboma, among other features. |
Is a |
True |
Inherited optic neuropathy |
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 |
Inherited optic neuropathy |
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 |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare genetic eye disease characterized by congenital profound excavation of the optic nerve head with diminished visual field, in the absence of elevated intraocular pressure. Many patients lack a well-formed retinal artery and have multiple radial cilioretinal arteries instead. The condition is mostly bilateral, may worsen progressively, and is often complicated by serous macular detachment with profound visual loss. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, severe, genetic, neurometabolic disease characterized by infantile-onset of progressive neurodevelopmental regression, optic atrophy with nystagmus and diffuse white matter disease. Affected individuals usually have central hypotonia that progresses to limb spasticity and hyperreflexia, eventually resulting in a vegetative state. Recurrent chest infections are frequently associated and seizures (usually generalized tonic-clonic) may occasionally be observed. Brain magnetic resonance imaging shows diffuse bilateral symmetric abnormalities in the cerebral periventricular white matter, with variable lesions in other areas but sparing the basal ganglia. |
Is a |
True |
Inherited optic neuropathy |
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 |
Inherited optic neuropathy |
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 |
Inherited optic neuropathy |
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 |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare, genetic, developmental defect during embryogenesis malformation syndrome characterized by severe postnatal growth retardation, craniofacial dysmorphism, which includes a progeroid facial appearance, brachycephaly with hypoplasia of the frontal and parietal tubers and a flat occipital area, narrow forehead, prominent glabella, small orbit, slight bilateral exophthalmos, straight nose, hypoplastic cheekbones, long philtrum and thin lips, skeletal abnormalities (i.e. micromelia, brachydactyly, and severe short stature with short limbs), normal intelligence, Pelger-Huët anomaly of leukocytes, loose skin with decreased tissue turgor, and bilateral optic atrophy with loss of color vision and visual acuity. Recurrent liver failure triggered by fever has been occasionally reported. Radiographs may evidence delayed bone age, late ossification and/or osteoporosis. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
| A rare syndromic optic nerve hypoplasia with characteristics of coloboma, osteopetrosis (particularly of the anterior ribs and femoral heads), severe microphthalmia, macrocephaly, albinism, and profound congenital deafness. Patients may also have additional eye anomalies including microcornea with pannus, dense bilateral cataracts, and translucent irides. Craniofacial dysmorphism (including frontal bossing, shallow orbits, preauricular pits, posteriorly rotated ears, micrognathia and wide palatine ridges) is also reported. |
Is a |
True |
Inherited optic neuropathy |
Inferred relationship |
Some |
|
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