{"Name":"Unilateral polymicrogyria","DiseaseID__c":"GARD:0020980","id":20980,"encodedName":"unilateral-polymicrogyria","IsDeleted":false,"Disease_Name_Full__c":"Unilateral polymicrogyria","Xref_IDs__c":"715905006; C4024960; HP:0006927; MEDGEN:870513; MONDO:0017092; ORPHA:268943","USA_Estimate__c":null,"No_of_Specialist_Tagsa__c":5,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":0,"World_Estimate__c":null,"No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":3,"Disease_Characteristics_Score__c":7,"No_of_Age_at_Onset__c":2,"Description_Source__c":"MONDO:0017092","Disease_Description__c":"Unilateral polymicrogyria is a cerebral cortical malformation characterized by unilateral excessive cortical folding and abnormal cortical layering. It comprises two sub-types depending on the areas affected: unilateral hemispheric and focal polymicrogyria (see these terms).","GARD_Name__c":"Unilateral polymicrogyria","GARD_Synonym__c":null,"Curated_Disease_Description_Source__c":"ORPHA:268943","Curated_Disease_Description__c":"Unilateral polymicrogyria is a cerebral cortical malformation characterized by unilateral excessive cortical folding and abnormal cortical layering. It comprises two sub-types depending on the areas affected: unilateral hemispheric and focal polymicrogyria.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":null,"Age_at_Onset_Snippet_Text__c":"as a Newborn and as an Infant","SourceID__c":"ORPHA:268943","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Grouping","MONDO_ID__c":"MONDO:0017092","ORPHANET_ID__c":"ORPHA:268943","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Polimicrogiria unilateral","Spanish_Description_Source__c":"ORPHA:268943","Spanish_Description__c":"Es una malformación cerebral cortical caracterizada por excesivo plegamiento cortical unilateral y estratificación cortical anómala. Comprende dos subtipos dependiendo de las áreas afectadas: polimicrogiria unilateral hemisférica y polimicrogiria focal.","Spanish_Disease_Name__c":"polimicrogiria unilateral","Spanish_GARD_Synonym__c":null,"Category_Linearization__c":"ORPHA:93890","icd10_id__c":null,"mesh_id__c":null,"omim_id__c":null,"snomed_id__c":null,"umls_id__c":null,"GARD_Disease__c":[{"Curated_Disease_Description__c":"Unilateral polymicrogyria is a cerebral cortical malformation characterized by unilateral excessive cortical folding and abnormal cortical layering. It comprises two sub-types depending on the areas affected: unilateral hemispheric and focal polymicrogyria.","Curated_Disease_Description_Source__c":"ORPHA:268943","Name":"Unilateral polymicrogyria","estimateUsa":""}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"PMG Awareness Organization","Website__c":"https://pmgawareness.org/"}],"GARD_Disease_Tag__c":[{"Tag_Name__c":"Genetics","Tag_Category__c":"Cause;Disease Category;Specialist","category_description":"Genetic diseases affect the DNA, or genetic instructions, which directs how tissues, organs, and body systems function.","curated_tag_name":"Genetic diseases"},{"Tag_Name__c":"Neurology","Tag_Category__c":"Disease Category;Specialist","category_description":"Neurological diseases affect the brain, spinal cord, cranial nerves, autonomic nerves, or other peripheral nerves.","curated_tag_name":"Neurological diseases"},{"Tag_Name__c":"Congenital Abnormality","Tag_Category__c":"Disease Category","category_description":"Birth defects are structural changes present at birth that can affect almost any part of the body, including how the body looks, works, or both.","curated_tag_name":"Birth defects"},{"Tag_Name__c":"Epilepsy","Tag_Category__c":"Account;Specialist","curated_tag_name":"Epilepsy"},{"Tag_Name__c":"Neurodevelopmental disabilities","Tag_Category__c":"Specialist","curated_tag_name":"Neurodevelopmental disabilities"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Neonatal","Provided_By__c":"ORPHA:268943"},{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:268943"}],"External_Identifier_Disease__c":[{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=715905006","Source__c":"C4024960; MONDO:0017092","Xref__c":"715905006"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4024960","Source__c":"C4024960","Xref__c":"C4024960"},{"URL__c":"https://www.orpha.net/en/disease/detail/268943","Source__c":"C4024960; MONDO:0017092; ORPHA:268943","Xref__c":"ORPHA:268943"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=870513","Source__c":"C4024960","Xref__c":"MEDGEN:870513"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0017092","Source__c":"GARD:0020980","Xref__c":"MONDO:0017092"},{"URL__c":"https://hpo.jax.org/browse/term/HP:0006927","Source__c":"C4024960","Xref__c":"HP:0006927"}],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Difficulty to maintain correct position of the head while standing or sitting. Infant head lag is observed when the head seems to flop around or lags posteriorly behind the trunk. Several articles have maintained that head lag should be absent by age 3 to 4 months.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002421","HPO_Synonym__c":"Delay in head control; Delay in head righting; Infant head lag; Poor head control","HPO_Name__c":"Poor head control","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of the ability (skills) to perform a precise movement of small muscles with the intent to perform a specific act. Fine motor skills are required to mediate movements of the wrists, hands, fingers, feet, and toes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007010","HPO_Synonym__c":"Fine motor disability; Fine motor impairment; Fine motor skill dysfunction; Impaired fine motor skills","HPO_Name__c":"Poor fine motor coordination","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Epistaxis, or nosebleed, refers to a hemorrhage localized in the nose.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000421","HPO_Synonym__c":"Bloody nose; Frequent nosebleeds; Nasal hemorrhage; Nose bleed; Nose bleeding; Nosebleed","HPO_Name__c":"Epistaxis","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Bilateral impairment of the function of the cranial nerves 9-12, which control musculature involved in eating, swallowing, and speech. Pseudobulbar paralysis is characterized clinically by dysarthria, dysphonia, and dysphagia with bifacial paralysis, and may be accompanied by Pseudobulbar behavioral symptoms such as enforced crying and laughing.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007024","HPO_Synonym__c":"Pseudobulbar palsy; Pseudobulbar syndrome","HPO_Name__c":"Pseudobulbar paralysis","Feature_System__c":"Nervous System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Infantile spasms represent a subset of \\\"epileptic spasms\\\". Infantile Spasms are epileptic spasms starting in the first year of life (infancy).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012469","HPO_Name__c":"Infantile spasms","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A generalized tonic seizure is a type of generalized motor seizure characterized by bilateral limb stiffening or elevation, often with neck stiffening without a subsequent clonic phase. The tonic activity can be a sustained abnormal posture, either in extension or flexion, sometimes accompanied by tremor of the extremities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010818","HPO_Synonym__c":"Generalised hypertonic seizure; Generalized hypertonic seizure; Generalized tonic seizures","HPO_Name__c":"Generalized tonic seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Pulmonary arteriovenous malformation, a condition most commonly associated with hereditary hemorrhagic telangiectasia, is an abnormal communication between the pulmonary artery and pulmonary vein without an intervening capillary communication. HRCT images usually show a coarse spidery appearance of the peripheral vascular markings in the lungs. More specific findings are obtained in the pulmonary angiogram where the normally invisible capillary phase is replaced by irregular vascular channels bridging the peripheral branches of pulmonary arteries and veins.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006548","HPO_Synonym__c":"Pulmonary AV malformation","HPO_Name__c":"Pulmonary arteriovenous malformation","Feature_System__c":"Cardiovascular System; Respiratory system","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"Any structural anomaly of the heart.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001627","HPO_Synonym__c":"Abnormality of cardiac morphology; Abnormality of the heart; Abnormally shaped heart; Cardiac abnormality; Cardiac anomalies; Cardiac anomaly; Congenital heart defect; Congenital heart defects; Heart defect","HPO_Name__c":"Abnormal heart morphology","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Involuntary contractions of muscle leading to involuntary movements of extremities, neck, trunk, or face.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004305","HPO_Synonym__c":"Involuntary movements; Involuntary muscle contractions","HPO_Name__c":"Involuntary movements","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"Involuntary movements of one hand that accompany and mirror intentional movements of the opposite hand.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001335","HPO_Synonym__c":"Hand mirror movements; Mirror hand movements; Mirror movements","HPO_Name__c":"Bimanual synkinesia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Sudden impairment of blood flow to a part of the brain due to occlusion or rupture of an artery to the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001297","HPO_Synonym__c":"Cerebral vascular events; Cerebrovascular accident; Stroke","HPO_Name__c":"Stroke","Feature_System__c":"Nervous System; Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"Head circumference below 2 standard deviations below the mean for age and sex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000252","HPO_Synonym__c":"Abnormally small cranium; Abnormally small skull; Decreased circumference of cranium; Decreased size of cranium; Decreased size of skull; Reduced head circumference; small cranium; Small head circumference","HPO_Name__c":"Microcephaly","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The term intellectual disability or intellectual developmental disorder is used to describe significantly sub-average intellectual and adaptive functioning based on clinical assessment and as measured by individually administered, appropriately normed, standardized and validated tests of intellectual functioning and adaptive behavior, with onset during the developmental period from infancy through adolescence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001249","HPO_Synonym__c":"Intellectual disability; Mental deficiency; Mental retardation; Mental retardation, nonspecific; Mental-retardation; Nonprogressive intellectual disability; Nonprogressive mental retardation","HPO_Name__c":"Intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Very brief, involuntary random muscular contractions occurring at rest, in response to sensory stimuli, or accompanying voluntary movements.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001336","HPO_Synonym__c":"Myoclonic jerks","HPO_Name__c":"Myoclonus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Focal impaired awareness seizure (or focal seizure with impaired or lost awareness) is a type of focal-onset seizure characterized by some degree (which may be partial) of impairment of the person's awareness of themselves or their surroundings at any point during the seizure.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002384","HPO_Synonym__c":"Complex focal seizures; Complex partial seizure; Complex partial seizures; Dyscognitive seizures; Focal dyscognitive seizure; Focal impaired awareness seizures; Focal seizure with impairment of awareness; Focal seizure with loss of awareness; Focal seizures with impairment of consciousness or awareness; Localised dyscognitive seizure; Localised seizure with impaired awareness; Localised seizure with loss of awareness; Localized dyscognitive seizure; Localized seizure with impaired awareness; Localized seizure with loss of awareness; Partial dyscognitive seizure; Partial seizure with impairment of awareness; Partial seizure with loss of awareness","HPO_Name__c":"Focal impaired awareness seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A degree of language development that is significantly below the norm for a child of a specified age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000750","HPO_Synonym__c":"Deficiency of speech development; Delayed language development; Delayed speech; Delayed speech acquisition; Delayed speech and language development; Delayed speech development; Impaired speech and language development; Impaired speech development; Language delay; Language delayed; Language development deficit; Late-onset speech development; Poor language development; Speech and language delay; Speech and language difficulties; Speech delay","HPO_Name__c":"Delayed speech and language development","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of developmental dysplasia of the cerebral cortex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002539","HPO_Synonym__c":"Neocortical dysplasia","HPO_Name__c":"Cortical dysplasia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Loss of strength in the arm, leg, and sometimes face on one side of the body. Hemiplegia refers to a complete loss of strength, whereas hemiparesis refers to an incomplete loss of strength.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001269","HPO_Synonym__c":"Weakness of one side of body","HPO_Name__c":"Hemiparesis","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A focal-onset seizure is a type of seizure originating within networks limited to one hemisphere. They may be discretely localized or more widely distributed, and may originate in subcortical structures.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007359","HPO_Synonym__c":"Focal onset seizure; Focal seizure; Focal seizures; Focal-onset seizures; Partial seizure; Partial seizures; Seizure affecting one half of brain","HPO_Name__c":"Focal-onset seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Spastic paralysis affecting all four limbs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002510","HPO_Synonym__c":"Spastic quadriplegia","HPO_Name__c":"Spastic tetraplegia","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal morphology (form) of the face or its components.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001999","HPO_Synonym__c":"Abnormal facial shape; Abnormal morphology of the face; Distinctive facies; Dysmorphic facial features; Dysmorphic facies; Facial dysmorphism; Unusual facial appearance; Unusual facies","HPO_Name__c":"Abnormal facial shape","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A form of sensorineural hearing impairment with infantile onset.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008610","HPO_Synonym__c":"Infantile sensorineural hearing loss","HPO_Name__c":"Infantile sensorineural hearing impairment","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A form of strabismus with one or both eyes turned inward ('crossed') to a relatively severe degree, usually defined as 10 diopters or more.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000565","HPO_Synonym__c":"Inward turning cross eyed","HPO_Name__c":"Esotropia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Visual impairment (or vision impairment) is vision loss (of a person) to such a degree as to qualify as an additional support need through a significant limitation of visual capability resulting from either disease, trauma, or congenital or degenerative conditions that cannot be corrected by conventional means, such as refractive correction, medication, or surgery.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000505","HPO_Synonym__c":"Impaired vision; Loss of eyesight; Poor vision; Visual impairment","HPO_Name__c":"Visual impairment","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A type of Developmental delay characterized by a delay in acquiring motor skills.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001270","HPO_Synonym__c":"Delay in development of motor milestones; Delay in motor development; Delayed development of motor milestones; Delayed early motor milestones; Delayed motor development; Delayed motor milestones; Locomotor delay; Motor developmental delay; Motor developmental milestones not achieved; Motor retardation; Retarded motor development; Slow development of motor milestones","HPO_Name__c":"Motor delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"The condition of inability to eat normally treated by placement of a thin tube through the nose into the stomach that is then used to carry food.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0040288","HPO_Name__c":"Nasogastric tube feeding","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Muscular hypotonia of one or more limbs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012389","HPO_Name__c":"Appendicular hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Status epilepticus is a type of prolonged seizure resulting either from the failure of the mechanisms responsible for seizure termination or from the initiation of mechanisms which lead to abnormally prolonged seizures (after time point t1). It is a condition that can have long-term consequences (after time point t2), including neuronal death, neuronal injury, and alteration of neuronal networks, depending on the type and duration of seizures.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002133","HPO_Synonym__c":"Prolonged seizure; Repeated seizure without recovery; Repeated seizures without recovery between them","HPO_Name__c":"Status epilepticus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A severe delay in the achievement of motor or mental milestones in the domains of development of a child.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011344","HPO_Synonym__c":"Global developmental delay, severe","HPO_Name__c":"Severe global developmental delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Muscular hypotonia (abnormally low muscle tone) affecting the musculature of the trunk.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008936","HPO_Synonym__c":"Low muscle tone in trunk; Muscular hypotonia of the trunk; Truncal hypotonia","HPO_Name__c":"Axial hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Bluish discoloration of the skin and mucosa due to poor circulation or inadequate oxygenation of arterial or capillary blood.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000961","HPO_Synonym__c":"Blue discoloration of the skin","HPO_Name__c":"Cyanosis","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Mild intellectual disability (ID) is defined as a type of ID characterized by mildly sub-average adaptive functioning and intellectual functioning, with an intelligence quotient (IQ) the range of 50-69.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001256","HPO_Synonym__c":"Intellectual disability, mild; Mental retardation, borderline-mild; Mild and nonprogressive mental retardation; Mild mental retardation","HPO_Name__c":"Mild intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Involuntary flexion or extension of the arms and legs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002533","HPO_Name__c":"Abnormal posturing","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Polymicrogyria (an excessive number of small gyri or convolutions) that is maximal in perisylvian regions (the regions that surround the Sylvian fissures), which may be symmetric or asymmetric and may extend beyond perisylvian regions. The Sylvian fissures often extend posteriorly and superiorly.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012650","HPO_Synonym__c":"Frontoparietal polymicrogyria","HPO_Name__c":"Perisylvian polymicrogyria","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A seizure is an intermittent abnormality of nervous system physiology characterized by a transient occurrence of signs and/or symptoms due to abnormal excessive or synchronous neuronal activity in the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001250","HPO_Synonym__c":"Epileptic seizure; Seizures","HPO_Name__c":"Seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Lack of breathing with no movement of the respiratory muscles and no exchange of air in the lungs. This term refers to a disposition to have recurrent episodes of apnea rather than to a single event.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002104","HPO_Synonym__c":"Absence of spontaneous respiration; Apneic episodes; Apnoea","HPO_Name__c":"Apnea","Feature_System__c":"Respiratory system","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:268943","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal enlargement (i.e. increase in measured voltage) of somatosensory evoked potentials.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001312","HPO_Synonym__c":"Giant SEPS","HPO_Name__c":"Giant somatosensory evoked potentials","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology","Congenital Abnormality"],"Specialist":["Genetics","Neurology","Epilepsy","Neurodevelopmental disabilities","Pediatrics"],"Account":["Epilepsy"]},"synonyms":[""]}