| HP:0000007 | Autosomal recessive inheritance | "A mode of inheritance that is observed for traits related to a gene encoded on one of the autosomes (i.e., the human chromosomes 1-22) in which a trait manifests in homozygotes. In the context of medical genetics, autosomal recessive disorders manifest in homozygotes (with two copies of the mutant allele) or compound heterozygotes (whereby each copy of a gene has a distinct mutant allele)." [HPO:curators] |
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| HP:0000135 | Hypogonadism | "Reduced function of the gonads (testes in males or ovaries in females)." [HPO:curators] |
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| HP:0000407 | Hearing loss, sensorineural | "Hearing loss caused by damage or dysfunction of the auditory nerve (cranial nerve VIII)." [HPO:curators] |
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| HP:0000467 | Neck muscle weakness | |
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| HP:0000496 | Abnormality of eye movement | "An abnormality in voluntary or involuntary eye movements or their control." [HPO:probinson] |
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| HP:0000505 | Impaired vision | |
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| HP:0000508 | Ptosis | "Drooping of the eyelid." [HPO:curators] |
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| HP:0000543 | Pale optic disks | |
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| HP:0000544 | External ophthalmoplegia | |
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| HP:0000551 | Abnormal color vision | |
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| HP:0000718 | Aggressive behavior | "Aggressive behavior can denote verbal aggression, physical aggression against objects, physical aggression against people, and may also include aggression towards oneself." [HPO:curators] |
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| HP:0000738 | Hallucinations | |
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| HP:0000771 | Gynecomastia | |
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| HP:0000822 | Hypertension | "High blood pressure." [HPO:curators] |
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| HP:0000873 | Diabetes insipidus | "A state of excessive water intake and hypotonic (dilute) polyuria. Diabetes insipidus may be due to failure of vasopressin (AVP) release (central or neurogenic diabetes insipidus) or to a failure of the kidney to respond to AVP (nephrogenic diabetes insipidus)." [HPO:curators] |
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| HP:0001249 | Mental retardation | |
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| HP:0001250 | Seizures | "Seizures are an intermittent `abnormality of the central nervous system` (FMA:HP:0002011) due to a sudden, excessive, disorderly discharge of cerebral neurons and characterized clinically by some combination of disturbance of sensation, loss of consciousness, impairment of psychic function, or convulsive movements." [HPO:probinson] |
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| HP:0001251 | Ataxia | "Ataxia is a nonspecific neurological sign and symptom consisting of gross lack of coordination of muscle movements. Ataxia is caused by dysfunction of one or more parts of the nervous system including the cerebellum, the sensory nervous system, the vestibular system, or the cerebral cortex." [HPO:curators] |
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| HP:0001252 | Muscular hypotonia | "Muscular hypotonia is an abnormally low muscle tone (the amount of tension or resistance to movement in a muscle), often involving reduced muscle strength. Hypotonia is characterized by a diminished resistance to passive stretching." [HPO:curators] |
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| HP:0001260 | Dysarthria | "Dysarthric speech is a general description referring to a neurological speech disorder characterized by poor articulation. Depending on the involved neurological structures, dysarthria may be further classified as spastic, flaccid, ataxic, hyperkinetic and hypokinetic, or mixed." [HPO:curators] |
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| HP:0001265 | Hyporeflexia | |
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| HP:0001283 | Bulbar palsy | "Bulbar weakness (or bulbar palsy) refers to bilateral impairment of function of the lower cranial nerves IX, X, XI and XII, which occurs due to lower motor neuron lesion either at nuclear or fascicular level in the medulla or from bilateral lesions of the lower cranial nerves outside the brain-stem. Bulbar weakness is often associated with difficulty in chewing, weakness of the facial muscles, dysarthria, palatal weakness and regurgitation of fluids, dysphagia, and dysphonia." [HPO:curators] |
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| HP:0001308 | Tongue fasciculations | |
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| HP:0001336 | Myoclonus | "Very brief, involuntary random muscular contractions occurring at rest, in response to sensory stimuli, or accompanying voluntary movements." [HPO:curators] |
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| HP:0001337 | Tremor | "An unintentional, oscillating to-and-fro muscle movement." [HPO:curators] |
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| HP:0001349 | Facial diplegia | "Facial diplegia refers to simultaneous facial palsy (bilateral facial palsy is much rarer than unilateral facial palsy)." [HPO:curators] |
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| HP:0001605 | Vocal cord paralysis | |
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| HP:0001621 | Soft voice | |
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| HP:0001730 | Progressive hearing loss | |
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| HP:0002015 | Dysphagia | "Difficulty in swallowing." [HPO:curators] |
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| HP:0002058 | Myopathic facies | "A facial appearance characteristic of myopathic conditions. The face appears expressionless with sunken cheeks, bilateral ptosis, and inability to elevate the corners of the mouth, due to muscle weakness." [HPO:curators] |
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| HP:0002093 | Respiratory insufficiency | |
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| HP:0002098 | Respiratory distress | |
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| HP:0002120 | Cerebral cortical atrophy | |
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| HP:0002205 | Recurrent respiratory infections | |
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| HP:0002312 | Clumsiness | |
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| HP:0002459 | Dysautonomia | |
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| HP:0002650 | Scoliosis | "The presence of an abnormal lateral curvature of the spine." [HPO:curators] |
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| HP:0002808 | Kyphosis | |
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| HP:0002877 | Nocturnal hypoventilation | |
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| HP:0003202 | Amyotrophy | "The presence of muscular atrophy (which is also known as amyotrophy)." [HPO:curators] |
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| HP:0003621 | Juvenile onset | |
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| HP:0003676 | Progressive disorder | |
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| HP:0003690 | Limb muscle weakness | "Weakness of the muscles of the arms and legs." [HPO:curators] |
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| HP:0003701 | Proximal muscle weakness | "A lack of strength of the proximal muscles." [HPO:curators] |
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| HP:0004326 | Cachexia | |
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| HP:0005951 | Progressive inspiratory stridor | |
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| HP:0007034 | Generalized hyperreflexia | |
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| HP:0007097 | Cranial nerve motor loss | |
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| HP:0007730 | Reduced iris pigmentation | |
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| HP:0008002 | Macular pigmentary changes | |
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| HP:0009113 | Diaphragmatic weakness | |
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| HP:0009130 | Amyotrophy involving the musculature of the hand | "Muscular atrophy involving the muscles of the hand." [HPO:curators] |
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| HP:0009830 | Peripheral neuropathy | "Peripheral neuropathy is a general term for any disorder of the peripheral nervous system. The main clinical features used to classify peripheral neuropathy are distribution, type (mainly demyelinating versus mainly axonal), duration, and course." [HPO:curators] |
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| HP:0010307 | Stridor | "Stridor is a high pitched sound resulting from turbulent air flow in the upper airway." [HPO:curators] |
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| HP:0010535 | Sleep apnea | "An intermittent cessation of airflow at the mouth and nose during sleep. Apneas of at least 10 seconds are considered important, but persons with sleep apnea may have apneas of 20 seconds to up to 2 or 3 minutes. Patients may have up to 15 events per hour of sleep." [HPO:curators] |
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| HP:0010628 | Facial muscle weakness | "A weakness of any or all of the muscles of the face of any etiology." [HPO:curators] |
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| HP:0011448 | Ankle clonus | "Clonus is an involuntary tendon reflex that causes repeated flexion and extension of the foot. Ankle clonus is tested by rapidly flexing the foot upward." [HPO:probinson] |
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| HP:0011449 | Knee clonus | ".Clonus is an involuntary tendon reflex that causes repeated flexion and extension of the foot. Knee clonus can be tested by rapidly pushing the patella towards the toes." [HPO:probinson] |
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| HP:0012473 | Tongue atrophy | "Wasting of the `tongue` (FMA:54640)." [ORCID:0000-0001-5208-3432] |
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