Inbound Relationships |
Type |
Active |
Source |
Characteristic |
Refinability |
Group |
Azorean disease |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 36 (disorder) |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type II that is characterized by progressive ataxia, motor system abnormalities, dysarthria, dysphagia and retinal degeneration leading to progressive blindness. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 1 (SCA1) is a subtype of type I autosomal dominant cerebellar ataxia characterized by dysarthria, writing difficulties, limb ataxia, and commonly nystagmus and saccadic abnormalities. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 2 (SCA2) is a subtype of type I autosomal dominant cerebellar ataxia characterized by truncal ataxia, dysarthria, slowed saccades and less commonly ophthalmoparesis and chorea. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type III that is characterized by late-onset and slowly progressive gait ataxia and other cerebellar signs such as impaired muscle coordination and nystagmus. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 8 (SCA8) is a subtype of type I autosomal dominant cerebellar ataxia characterized by cerebellar ataxia and cognitive dysfunction in almost three quarters of patients and pyramidal and sensory signs in approximately a third of patients. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 10 (SCA10) is a subtype of type I autosomal dominant cerebellar ataxia. It is characterized by slowly progressive cerebellar syndrome and epilepsy, sometimes mild pyramidal signs, peripheral neuropathy and neuropsychological disturbances. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 4 (SCA4) is a very rare progressive and untreatable subtype of type I autosomal dominant cerebellar ataxia characterized by ataxia with sensory neuropathy. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Richards-Rundle syndrome is an extremely rare neurodegenerative disorder characterized by progressive spinocerebellar ataxia, sensorineural hearing loss, and hypergonadotropic hypogonadism associated with additional neurological manifestations (such as peripheral muscle wasting, nystagmus, intellectual disability or dementia) and ketoaciduria. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare autosomal recessive cerebellar ataxia characterized by early onset of non- or slowly progressive cerebellar signs and symptoms including truncal and gait ataxia, dysarthria, dysmetria, dysdiadochokinesis, tremor, and nystagmus. Delayed psychomotor development and intellectual disability are variable. Additional reported features are spasticity, hypotonia, cataracts, and sensorineural hearing loss, among others. Brain imaging shows cerebellar atrophy. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 28 (SCA28) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by juvenile onset, slowly progressive cerebellar ataxia due to Purkinje cell degeneration. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type I that is characterized by very slowly progressive or non-progressive ataxia, dysarthria, oculomotor abnormalities and intellectual disability. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type III that is characterized by the late onset of ataxia, dysarthria and horizontal gaze nystagmus, and that is occasionally accompanied by pyramidal signs, tremor, decreased vibration sense and hearing difficulties. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 15/16 (SCA15/16) is a rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by cerebellar ataxia, tremor and cognitive impairment. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A very rare subtype of autosomal dominant cerebellar ataxia type III (ADCA type III) characterised by late-onset and slowly progressive cerebellar signs (gait ataxia) and eye movement abnormalities. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 25 (SCA25) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by cerebellar ataxia and prominent sensory neuropathy. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 20 (SCA20) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by cerebellar dysarthria as the initial typical manifestation. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 23 (SCA23) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by gait ataxia, dysarthria, slowed saccades, ocular dysmetria, Babinski sign and hyperreflexia. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 21 (SCA21) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by slowly progressive cerebellar ataxia, mild cognitive impairment, postural and/or resting tremor, bradykinesia, and rigidity. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare neurologic disease that is characterized by the early onset of cerebellar signs, eye movement abnormalities and pyramidal signs. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 12 (SCA12) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by the presence of action tremor associated with relatively mild cerebellar ataxia. Associated pyramidal and extrapyramidal signs and dementia have been reported. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 13 (SCA13) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by onset in childhood marked by delayed motor and cognitive development followed by mild progression of cerebellar ataxia. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 14 (SCA14) is a rare mild subtype of type I autosomal dominant cerebellar ataxia. It is characterized by slowly progressive ataxia, dysarthria and nystagmus. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 17 (SCA17) is a rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by a variable clinical picture which can include dementia, psychiatric disorders, parkinsonism, dystonia, chorea, spasticity, and epilepsy. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 18 (SCA18) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by sensory neuropathy and cerebellar ataxia. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 19 (SCA19) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by mild cerebellar ataxia, cognitive impairment, low scores on the Wisconsin Card Sorting Test measuring executive function, myoclonus, and postural tremor. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 27 (SCA27) is a very rare subtype of type I autosomal dominant cerebellar ataxia. It is characterized by early onset tremor, dyskinesia, and slowly progressive cerebellar ataxia. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type III that is characterized by a slowly progressive and relatively pure ataxia. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type 1 that is characterized by ataxia and cognitive impairment. Azoospermia is a typical feature in affected males. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type I that is characterized by papulosquamous, ichthyosiform plaques on the limbs appearing shortly after birth and later manifestations including progressive ataxia, dysarthria, nystagmus and decreased reflexes. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type 1 that is characterized by the adult-onset of progressive gait and limb ataxia, dysarthria, ocular dysmetria, intention tremor of hands, hyperreflexia and spasmodic torticollis. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type 1 that is characterized by a cerebellar syndrome along with altered vertical eye movements. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An autosomal dominant cerebellar ataxia type III that is characterized by the early onset of cerebellar signs with eye movement abnormalities and a very slow disease progression. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare syndromic, inherited form of sideroblastic anemia characterized by mild to moderate anemia (with hypochromia and microcytosis) and early-onset, non- or slowly progressive spinocerebellar ataxia. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
X-linked spinocerebellar ataxia type 3 is a form of spinocerebellar degeneration characterized by onset in infancy of hypotonia, ataxia, sensorineural deafness, developmental delay, esotropia, and optic atrophy, and by a progressive course leading to death in childhood. It has been described in one family with at least six affected males from five different sibships (connected through carrier females). It is transmitted as an X-linked recessive trait. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare X-linked spinocerebellar ataxia characterized by ataxia, pyramidal tract signs and adult-onset dementia. The disease manifests during early childhood with delayed walking and tremor. The pyramidal signs appear progressively and by adulthood memory problems and dementia gradually become apparent. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare, genetic, neurological disorder characterized by the association of slowly progressive spinocerebellar degeneration and corneal dystrophy, manifesting with bilateral corneal opacities (which lead to severe visual impairment), mild intellectual disability, ataxia, gait disturbances, and tremor. Additional manifestations include facial dysmorphism (i.e. triangular face, ptosis, low-set, posteriorly angulated ears, and micrognathia), as well as mild upper motor neuron involvement with hypertonia, lower limb hyperreflexia and extensor plantar responses. There have been no further descriptions in the literature since 1985. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Infantile-onset spinocerebellar ataxia (IOSCA) is a hereditary neurological disorder with early and severe involvement of both the peripheral and central nervous systems. It has only been described in Finnish families. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Family history of spinocerebellar ataxia (situation) |
Associated finding |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
1 |
A rare hereditary ataxia characterized by unusual facies (i.e. gross, rough and abundant hair, mild palpebral ptosis, thick lips, and down-curved corners of the mouth), dysarthria, delayed psychomotor development, scoliosis, foot deformities, and ataxia. There have been no further descriptions in the literature since 1985. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 40 (SCA40) is a very rare subtype of autosomal dominant cerebellar ataxia type 1, characterized by the adult-onset of unsteady gait and dysarthria, followed by wide-based gait, gait ataxia, ocular dysmetria, intention tremor, scanning speech, hyperreflexia and dysdiadochokinesis. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 38 (SCA38) is a subtype of autosomal dominant cerebellar ataxia type 3 characterized by the adult-onset (average age: 40 years) of truncal ataxia, gait disturbance and gaze-evoked nystagmus. The disease is slowly progressive with dysarthria and limb ataxia following. Additional manifestations include diplopia and axonal neuropathy. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia with axonal neuropathy type 1 is a rare, genetic neurological disorder characterized by a late childhood onset of slowly progressive cerebellar ataxia. Initial manifestations include weakness and atrophy of distal limb muscles, areflexia and loss of pain, vibration and touch sensations in upper and lower extremities. Gaze nystagmus, cerebellar dysarthria, peripheral neuropathy, steppage gait and pes cavus develop as disease progresses. Cerebellar atrophy (especially of the vermis) is present in all affected individuals. Additional reported manifestations include seizures, mild brain atrophy, mild hypercholesterolemia and borderline hypoalbuminemia. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Early-onset spastic ataxia-myoclonic epilepsy-neuropathy syndrome is a rare hereditary spastic ataxia disorder characterized by childhood onset of slowly progressive lower limb spastic paraparesis and cerebellar ataxia (with dysarthria, swallowing difficulties, motor degeneration), associated with sensorimotor neuropathy (including muscle weakness and distal amyotrophy in lower extremities) and progressive myoclonic epilepsy. Ocular signs (ptosis, oculomotor apraxia), dysmetria, dysdiadochokinesia, dystonic movements and myoclonus may also be associated. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
An extremely rare, autosomal recessive, hereditary cerebellar ataxia disorder characterized by early onset of progressive, mild to moderate gait and limb ataxia, moderate to severe dysarthria, and nystagmus or saccadic pursuit, frequently associated with epilepsy, moderate intellectual disability, delayed speech acquisition, and hyporeflexia in the upper extremities. Hyperreflexia in the lower extremities may also be associated. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare hereditary ataxia characterized by progressive truncal and limb ataxia resulting in gait instability. Dysarthria, dysphagia, nystagmus, spasticity of the lower limbs, mild peripheral sensory neuropathy, cognitive impairment and accelerated ageing have also been associated. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare, hereditary, cerebellar ataxia disorder characterized by late-onset spinocerebellar ataxia, manifesting with slowly progressive gait disturbances, dysarthria, limb and truncal ataxia, and smooth-pursuit eye movement disturbance, associated with a history of psychomotor delay from childhood. Mild atrophy of the cerebellar vermis and hemispheres is observed on brain imaging. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare, genetic, autosomal recessive cerebellar ataxia disease characterized by slowly progressive spinocerebellar ataxia developing during childhood, manifesting with gait and limb ataxia, postural tremor, dysarthria, sensory alterations (e.g. decreased vibration sense), eye movement anomalies (i.e. nystagmus, saccadic pursuit, oculomotor apraxia), upper and lower limb fasciculations, and hyperreflexia with Babinski signs. Brain imaging reveals cerebellar, pontine, vermian and medullar atrophy. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare, genetic, autosomal recessive cerebellar ataxia disease characterized by adulthood-onset of slowly progressive spinocerebellar ataxia, manifesting with gait and appendicular ataxia, dysarthria, ocular movement anomalies (e.g. horizontal, vertical, and/or downbeat nystagmus, hypermetric saccades), increased deep tendon reflexes and progressive cognitive decline. Additional variable features may include proximal leg muscle wasting and fasciculations, pes cavus, inspiratory stridor, epilepsy, retinal degeneration and cataracts. Brain imaging reveals marked cerebellar atrophy and electromyography shows evidence of lower motor neuron involvement. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare neuronal ceroid lipofuscinosis disorder characterized by juvenile-onset of progressive spinocerebellar ataxia, bulbar syndrome (manifesting with dysarthria, dysphagia and dysphonia), pyramidal and extrapyramidal involvement (including myoclonus, amyotrophy, unsteady gait, akinesia, rigidity, dysarthric speech) and intellectual deterioration. Muscle biopsy displays autofluorescent bodies and lipofuscin deposits in brain and, occasionally the retina, upon postmortem. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia due to vitamin E deficiency (disorder) |
Is a |
True |
Spinocerebellar ataxia |
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 |
Spinocerebellar ataxia |
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 |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 41 is a rare autosomal dominant cerebellar ataxia type III disorder characterized by adult-onset progressive imbalance and loss of coordination associated with an ataxic gait. Mild atrophy of the cerebellar vermis has been reported on brain magnetic resonance imaging. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare, autosomal dominant cerebellar ataxia characterized by pure and slowly progressive cerebellar signs combining gait instability, dysarthria, nystagmus, saccadic eye movements and diplopia. Less frequent clinical signs and symptoms include spasticity, hyperreflexia, decreased distal vibration sense, urinary urgency or incontinence and postural tremor. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Spinocerebellar ataxia type 43 is a rare autosomal dominant cerebellar ataxia type I disorder characterized by late adult-onset of slowly progressive cerebellar ataxia, typically presenting with balance and gait disturbances, in association with axonal peripheral neuropathy resulting in reduced/absent deep tendon reflexes and sensory impairment. Lower limb pain and amyotrophy may be present, as well as various cerebellar signs, including dysarthria, nystagmus, hypometric saccades and tremor. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
Amyotrophic lateral sclerosis with spinocerebellar ataxia (disorder) |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare genetic syndromic intellectual disability characterized by developmental delay, intellectual disability, ataxia, and, more variably, seizures and short stature. Behavioral abnormalities may also be observed, as well as variable facial and other dysmorphic features (such as broad nasal bridge, hypertelorism, almond-shaped eyes, high-arched palate, and anomalies of the fingers and toes). Brain imaging may reveal dilated ventricles, small corpus callosum, or posterior fossa abnormalities. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare autosomal dominant cerebellar ataxia characterized by slowly progressive late-onset cerebellar ataxia, variably combined with sensory axonal neuropathy. Patients may present gait and limb ataxia, dysarthria, abnormal oculomotor function, and distal sensory impairment. Cerebellar atrophy is typically mild or absent. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare autosomal dominant cerebellar ataxia characterized by slowly progressive late-onset gait and limb ataxia, dysarthria, and variable nystagmus. Brain imaging reveals cerebellar atrophy. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|
A rare hereditary ataxia with characteristics of adult onset of slowly progressive cerebellar degeneration with gait ataxia, dysmetria, dysarthria, and in some cases diplopia. Cognitive functions are normal, and seizures are absent. Magnetic resonance imaging reveals mild atrophy of the cerebellar vermis. |
Is a |
True |
Spinocerebellar ataxia |
Inferred relationship |
Some |
|