{"Name":"Autosomal dominant Charcot-Marie-Tooth disease type 2W","DiseaseID__c":"GARD:0017891","id":17891,"encodedName":"autosomal-dominant-charcot-marie-tooth-disease-type-2w","IsDeleted":false,"Disease_Name_Full__c":"Autosomal dominant Charcot-Marie-Tooth disease type 2W","Xref_IDs__c":"1172634009; C5567486; DOID:0110162; MEDGEN:1798909; MONDO:0014711; OMIM:616625; ORPHA:488333","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":4,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":0,"World_Estimate__c":"1 to 8,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":4,"Disease_Characteristics_Score__c":8,"No_of_Age_at_Onset__c":3,"Description_Source__c":"MONDO:0014711","Disease_Description__c":"Any Charcot-Marie-Tooth disease type 2 in which the cause of the disease is a mutation in the HARS gene.","GARD_Name__c":"Autosomal dominant Charcot-Marie-Tooth disease type 2W","GARD_Synonym__c":"autosomal dominant axonal charcot-marie-tooth disease type 2w; autosomal dominant charcot-marie-tooth disease type 2 due to hars (histidyl-trna synthetase 1) mutation; autosomal dominant charcot-marie-tooth disease type 2 due to hars mutation; charcot-marie-tooth disease type 2 caused by mutation in hars; charcot-marie-tooth disease, axonal, autosomal dominant, type 2w; charcot-marie-tooth disease, axonal, type 2w; charcot-marie-tooth neuropathy type 2w; charcot-marie-tooth neuropathy, type 2w; cmt2w; hars charcot-marie-tooth disease type 2","Curated_Disease_Description_Source__c":"ORPHA:488333","Curated_Disease_Description__c":"A rare predominantly axonal hereditary motor and sensory neuropathy characterized by a broad phenotypic spectrum of slowly progressive signs and symptoms mainly affecting the lower limbs. Most patients present with gait difficulties and distal sensory impairment, while some may lack sensory symptoms altogether. Pes cavus is frequently reported. Age of onset is also highly variable, ranging from childhood to late adulthood.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"from Childhood to Adulthood","SourceID__c":"ORPHA:488333","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0014711","ORPHANET_ID__c":"ORPHA:488333","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Enfermedad de charcot-marie-tooth autosómica dominante tipo 2w","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"enfermedad de charcot-marie-tooth autosómica dominante tipo 2w","Spanish_GARD_Synonym__c":"cmt2w; enfermedad de charcot-marie-tooth autosómica dominante tipo 2 por una mutación en el gen hars","Category_Linearization__c":"ORPHA:98006","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":"A rare predominantly axonal hereditary motor and sensory neuropathy characterized by a broad phenotypic spectrum of slowly progressive signs and symptoms mainly affecting the lower limbs. Most patients present with gait difficulties and distal sensory impairment, while some may lack sensory symptoms altogether. Pes cavus is frequently reported. Age of onset is also highly variable, ranging from childhood to late adulthood.","Curated_Disease_Description_Source__c":"ORPHA:488333","GARD_Synonym__c":"autosomal dominant axonal charcot-marie-tooth disease type 2w; autosomal dominant charcot-marie-tooth disease type 2 due to hars (histidyl-trna synthetase 1) mutation; autosomal dominant charcot-marie-tooth disease type 2 due to hars mutation; charcot-marie-tooth disease type 2 caused by mutation in hars; charcot-marie-tooth disease, axonal, autosomal dominant, type 2w; charcot-marie-tooth disease, axonal, type 2w; charcot-marie-tooth neuropathy type 2w; charcot-marie-tooth neuropathy, type 2w; cmt2w; hars charcot-marie-tooth disease type 2","Name":"Autosomal dominant Charcot-Marie-Tooth disease type 2W","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"CMT Research Foundation","Website__c":"https://cmtrf.org/"},{"Account_Name__c":"Muscular Dystrophy Canada","Website__c":"https://muscle.ca/"}],"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":"Peripheral Neuropathy","Tag_Category__c":"Account","curated_tag_name":"Peripheral neuropathy"},{"Tag_Name__c":"Neuromuscular medicine","Tag_Category__c":"Specialist","curated_tag_name":"Neuromuscular medicine"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Adult","Provided_By__c":"ORPHA:488333"},{"Age_At_Onset__c":"Adolescent","Provided_By__c":"ORPHA:488333"},{"Age_At_Onset__c":"Childhood","Provided_By__c":"ORPHA:488333"}],"External_Identifier_Disease__c":[{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C5567486","Source__c":"C5567486","Xref__c":"C5567486"},{"URL__c":"https://www.orpha.net/en/disease/detail/488333","Source__c":"C5567486; MONDO:0014711; ORPHA:488333","Xref__c":"ORPHA:488333"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=1798909","Source__c":"C5567486","Xref__c":"MEDGEN:1798909"},{"URL__c":"https://www.omim.org/entry/616625","Source__c":"C5567486; MONDO:0014711; ORPHA:488333","Xref__c":"OMIM:616625"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0110162","Source__c":"MONDO:0014711","Xref__c":"DOID:0110162"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0014711","Source__c":"GARD:0017891","Xref__c":"MONDO:0014711"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=1172634009","Source__c":"C5567486","Xref__c":"1172634009"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"HARS1","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal dominant"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduced strength of the musculature of the hand.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0030237","HPO_Synonym__c":"Hand muscle weakness","HPO_Name__c":"Hand muscle weakness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Atrophy of the intrinsic muscle groups of the hand, comprising the thenar and hypothenar muscles; the interossei muscles; and the lumbrical muscles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008954","HPO_Name__c":"Intrinsic hand muscle atrophy","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An unpleasant sensory and emotional experience associated with actual or potential tissue damage, or described in terms of such damage.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012531","HPO_Synonym__c":"Pain","HPO_Name__c":"Pain","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The term gait disturbance can refer to any disruption of the ability to walk.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001288","HPO_Synonym__c":"Abnormal gait; Abnormal walk; Difficulty in walking; Gait abnormalities; Gait difficulties; Gait disturbances; Impaired gait; Walking disability","HPO_Name__c":"Gait disturbance","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormal gait pattern that arises from weakness of the pretibial and peroneal muscles due to a lower motor neuron lesion. Affected patients have footdrop and are unable to dorsiflex and evert the foot. The leg is lifted high on walking so that the toes clear the ground, and there may be a slapping noise when the foot strikes the ground again.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003376","HPO_Synonym__c":"High stepping","HPO_Name__c":"Steppage gait","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Tendon reflexes that are noticeably more active than usual (conventionally denoted 3+ on clinical examination). Brisk reflexes may or may not indicate a neurological lesion. They are distinguished from hyperreflexia by the fact that hyerreflexia is characterized by hyperactive repeating (clonic) reflexes, which are considered to be always abnormal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001348","HPO_Synonym__c":"Brisk deep tendon reflexes","HPO_Name__c":"Brisk reflexes","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An increase in height of the medial longitudinal arch of the foot that does not flatten on weight bearing (i.e., a distinctly hollow form of the sole of the foot when it is bearing weight).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001761","HPO_Synonym__c":"Cavus foot; High-arched foot","HPO_Name__c":"Pes cavus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Progressive impairment of function of motor axons with muscle weakness, atrophy, and cramps. The deficits are length-dependent, meaning that muscles innervated by the longest nerves are affected first, so that for instance the arms are affected at a later age than the onset of deficits involving the lower leg.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007002","HPO_Name__c":"Motor axonal neuropathy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduced diameter of a long bone.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003100","HPO_Synonym__c":"Gracile long bones; Long bones slender; Slender long bone; Slender, gracile long tubular bones; Thin long bones; Thin, gracile long bones","HPO_Name__c":"Slender long bone","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Reduced strength of the distal musculature of the arms.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008959","HPO_Name__c":"Distal upper limb muscle weakness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Absence of the Achilles reflex (also known as the ankle jerk reflex), which can normally be elicited by tapping the tendon is tapped while the foot is dorsiflexed.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003438","HPO_Synonym__c":"Absent ankle reflexes","HPO_Name__c":"Absent Achilles reflex","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Demyelinating neuropathy is characterized by slow nerve conduction velocities with reduced amplitudes of sensory/motor nerve conduction and prolonged distal latencies.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007108","HPO_Name__c":"Demyelinating peripheral neuropathy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of the skeleton of foot.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001760","HPO_Synonym__c":"Abnormal feet structure; Abnormality of the feet; Abnormality of the foot; Foot deformities; Foot deformity","HPO_Name__c":"Abnormal foot morphology","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Hyperextension of the metatarsal-phalangeal joint with hyperflexion of the proximal interphalangeal (PIP) joint.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001765","HPO_Synonym__c":"Hammer toe; Hammertoe; Hammertoes","HPO_Name__c":"Hammertoe","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A reduced sense of touch (tactile sensation) on the skin of the distal limbs. This is usually tested with a wisp of cotton or a fine camel's hair brush, by asking patients to say 'now' each time they feel the stimulus.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006937","HPO_Synonym__c":"Decreased distal touch sense; Decreased touch sensation in extremities","HPO_Name__c":"Impaired distal tactile sensation","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal gait pattern characterized by the failure of the heel to contact the floor at the onset of stance during gait.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0030051","HPO_Synonym__c":"Tiptoe gait; Toe walking; Walking on tiptoes","HPO_Name__c":"Tip-toe gait","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A decrease in the ability to perceive vibration in the legs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002166","HPO_Synonym__c":"Decreased lower limb vibratory sense; Decreased vibratory sense in lower limbs; Decreased vibratory sense in the lower extremities; Decreased vibratory sense in the lower limbs; Diminished vibratory sensation in the legs; Distal sensory loss, especially vibratory sense; Distal vibratory impairment of the lower limbs; Impaired vibration sensation in the lower limbs","HPO_Name__c":"Impaired vibration sensation in the lower limbs","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Reduced strength of the distal musculature of the legs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0009053","HPO_Synonym__c":"Distal muscle weakness in lower limbs; Muscle weakness, lower limb, distal","HPO_Name__c":"Distal lower limb muscle weakness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormality of the primary sensation that is mediated by peripheral nerves (pain, temperature, touch, vibration, joint position). The word hypoesthesia (or hypesthesia) refers to a reduction in cutaneous sensation to a specific type of testing.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003474","HPO_Synonym__c":"Sensory impairment","HPO_Name__c":"Somatic sensory dysfunction","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:488333","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduced ability to perceive painful stimuli.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007328","HPO_Synonym__c":"Decreased pain sensation; Decreased pinprick sensation; Impaired pain sensation","HPO_Name__c":"Impaired pain sensation","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology"],"Specialist":["Genetics","Neurology","Neuromuscular medicine","Pediatrics"],"Account":["Peripheral Neuropathy"]},"synonyms":["autosomal dominant axonal charcot-marie-tooth disease type 2w"," autosomal dominant charcot-marie-tooth disease type 2 due to hars (histidyl-trna synthetase 1) mutation"," autosomal dominant charcot-marie-tooth disease type 2 due to hars mutation"," charcot-marie-tooth disease type 2 caused by mutation in hars"," charcot-marie-tooth disease, axonal, autosomal dominant, type 2w"," charcot-marie-tooth disease, axonal, type 2w"," charcot-marie-tooth neuropathy type 2w"," charcot-marie-tooth neuropathy, type 2w"," cmt2w"," hars charcot-marie-tooth disease type 2"]}