{"Name":"Adenosine kinase deficiency","DiseaseID__c":"GARD:0017321","id":17321,"encodedName":"adenosine-kinase-deficiency","IsDeleted":false,"Disease_Name_Full__c":"Adenosine kinase deficiency","Xref_IDs__c":"C4706555; C567015; DOID:0111038; MEDGEN:1632232; MONDO:0100255; OMIM:614300; ORPHA:289290","USA_Estimate__c":null,"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":null,"No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":4,"Disease_Characteristics_Score__c":6,"No_of_Age_at_Onset__c":1,"Description_Source__c":"MONDO:0100255","Disease_Description__c":"A rare inborn error of metabolism characterized by persistent hypermethioninemia with increased levels of S-adenosylmethionine and S-adenosylhomocysteine which manifests with encephalopathy, severe global developmental delay, mild to severe liver dysfunction, hypotonia and facial dysmorphism (most significant is frontal bossing, macrocephaly, hypertelorism and depressed nasal bridge). Epileptic seizures, hypoglycemia and/or cardiac defects (pulmonary stenosis, atrial and/or ventricular septal defect, coarctation of the aorta) may be associated. Clinical picture may range from neurological symptoms only to multi-organ involvement.","GARD_Name__c":"Adenosine kinase deficiency","GARD_Synonym__c":"adk deficiency; adk hypermethioninemia; autosomal recessive intellectual disability 8; hypermethioninemia due to adenosine kinase deficiency; hypermethioninemia encephalopathy due to adenosine kinase deficiency; hypermethioninemia encephalopathy due to adk (adenosine kinase) deficiency; hypermethioninemia encephalopathy due to adk deficiency; hypermethioninemia encephalopathy due to deficiency of adenosine kinase","Curated_Disease_Description_Source__c":"ORPHA:289290","Curated_Disease_Description__c":"Hypermethioninemia encephalopathy due to adenosine kinase deficiency is a rare inborn error of metabolism disorder characterized by persistent hypermethioninemia with increased levels of S-adenosylmethionine and S-adenosylhomocysteine which manifests with encephalopathy, severe global developmental delay, mild to severe liver dysfunction, hypotonia and facial dysmorphism (most significant is frontal bossing, macrocephaly, hypertelorism and depressed nasal bridge). Epileptic seizures, hypoglycemia and/or cardiac defects (pulmonary stenosis, atrial and/or ventricular septal defect, coarctation of the aorta) may be associated. Clinical picture may range from neurological symptoms only to multi-organ involvement.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":null,"Age_at_Onset_Snippet_Text__c":"as a Child","SourceID__c":"ORPHA:289290","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0100255","ORPHANET_ID__c":"ORPHA:289290","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Encefalopatía con hipermetioninemia por deficiencia de adenosina quinasa","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"encefalopatía con hipermetioninemia por deficiencia de adenosina quinasa","Spanish_GARD_Synonym__c":"encefalopatía con hipermetioninemia por deficiencia de adk; hipermetioninemia adk","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":"Hypermethioninemia encephalopathy due to adenosine kinase deficiency is a rare inborn error of metabolism disorder characterized by persistent hypermethioninemia with increased levels of S-adenosylmethionine and S-adenosylhomocysteine which manifests with encephalopathy, severe global developmental delay, mild to severe liver dysfunction, hypotonia and facial dysmorphism (most significant is frontal bossing, macrocephaly, hypertelorism and depressed nasal bridge). Epileptic seizures, hypoglycemia and/or cardiac defects (pulmonary stenosis, atrial and/or ventricular septal defect, coarctation of the aorta) may be associated. Clinical picture may range from neurological symptoms only to multi-organ involvement.","Curated_Disease_Description_Source__c":"ORPHA:289290","GARD_Synonym__c":"adk deficiency; adk hypermethioninemia; autosomal recessive intellectual disability 8; hypermethioninemia due to adenosine kinase deficiency; hypermethioninemia encephalopathy due to adenosine kinase deficiency; hypermethioninemia encephalopathy due to adk (adenosine kinase) deficiency; hypermethioninemia encephalopathy due to adk deficiency; hypermethioninemia encephalopathy due to deficiency of adenosine kinase","Name":"Adenosine kinase deficiency","estimateUsa":""}],"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":"Inborn Errors of Metabolism","Tag_Category__c":"Cause;Disease Category","category_description":"Inherited metabolic diseases, or inborn errors of metabolism, are a group of genetic diseases that affect the ability of the body's cells to convert food into energy.","curated_tag_name":"Inherited metabolic diseases"},{"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":"Childhood","Provided_By__c":"ORPHA:289290"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.orpha.net/en/disease/detail/289290","Source__c":"C4706555; MONDO:0100255; ORPHA:289290","Xref__c":"ORPHA:289290"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C567015","Source__c":"MONDO:0100255","Xref__c":"C567015"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0111038","Source__c":"MONDO:0100255","Xref__c":"DOID:0111038"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4706555","Source__c":"C4706555","Xref__c":"C4706555"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=1632232","Source__c":"C4706555","Xref__c":"MEDGEN:1632232"},{"URL__c":"https://www.omim.org/entry/614300","Source__c":"C4706555; MONDO:0100255; ORPHA:289290","Xref__c":"OMIM:614300"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0100255","Source__c":"GARD:0017321","Xref__c":"MONDO:0100255"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=763721006","Source__c":"C4706555","Xref__c":"763721006"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"ADK","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002465","HPO_Synonym__c":"Poor speech","HPO_Name__c":"Poor speech","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","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":"OMIM:614300","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A profound 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:0012736","HPO_Synonym__c":"Global developmental delay, profound","HPO_Name__c":"Profound global developmental delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A kind of atrial septum defect arising from an enlarged foramen ovale, inadequate growth of the septum secundum, or excessive absorption of the septum primum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001684","HPO_Synonym__c":"Atrial septal defect, ostium secundum type; Ostium secundum atrial septal defect; Patent ostium secundum","HPO_Name__c":"Secundum atrial septal defect","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Atrophy (wasting, decrease in size of cells or tissue) affecting the cerebrum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002059","HPO_Synonym__c":"Degeneration of cerebrum","HPO_Name__c":"Cerebral atrophy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Impairment of bile flow due to obstruction in bile ducts.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001396","HPO_Synonym__c":"Slowed or blocked flow of bile from liver","HPO_Name__c":"Cholestasis","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Occipitofrontal (head) circumference greater than 97th centile compared to appropriate, age matched, sex-matched normal standards. Alternatively, a apparently increased size of the cranium.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000256","HPO_Synonym__c":"Increased size of cranium; Increased size of skull; Large head; Large head circumference; Macrocephalus; Macrocrania; Megacephaly","HPO_Name__c":"Macrocephaly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Coarctation of the aorta is a narrowing or constriction of a segment of the aorta.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001680","HPO_Synonym__c":"Aortic coarctation; Coarctation of the aorta; Narrowing of aorta; Narrowing of the aorta","HPO_Name__c":"Coarctation of aorta","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","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":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Concentration of methionine in the cerebrospinal fluid above the upper limit of normal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0500210","HPO_Synonym__c":"High methionine levels in cerebrospinal fluid","HPO_Name__c":"Increased CSF methionine concentration","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Hypotonia is an abnormally low muscle tone (the amount of tension or resistance to movement in a muscle). Even when relaxed, muscles have a continuous and passive partial contraction which provides some resistance to passive stretching. Hypotonia thus manifests as diminished resistance to passive stretching. Hypotonia is not the same as muscle weakness, although the two conditions can co-exist.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001252","HPO_Synonym__c":"Low muscle tone; Low or weak muscle tone; Muscle hypotonia; Muscular hypotonia","HPO_Name__c":"Hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A narrowing of the right ventricular outflow tract that can occur at the pulmonary valve (valvular stenosis), below the pulmonary valve (infundibular stenosis), or above the pulmonary valve (supravalvar stenosis).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001642","HPO_Synonym__c":"Narrowing of pulmonic valve; Pulmonary stenosis; Pulmonary valve stenosis; Pulmonic valve stenosis","HPO_Name__c":"Pulmonic stenosis","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Increased time to coagulation in the prothrombin time test, which is a measure of the extrinsic pathway of coagulation. The results of the prothrombin time test are often expressed in terms of the International normalized ratio (INR), which is calculated as a ratio of the patient's prothrombin time (PT) to a control PT standardized for the potency of the thromboplastin reagent developed by the World Health Organization (WHO) using the formula: INR is equal to Patient PT divided by Control PT.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008151","HPO_Synonym__c":"Increased INR; Increased international normalized ratio; Low factor II activity; Prolonged PT; Reduced factor II activity; Reduced prothrombin activity","HPO_Name__c":"Prolonged prothrombin time","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Concentration S-adenosyl-L-methionine in the blood circulation above the upper limit of normal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0034731","HPO_Synonym__c":"High blood AdoMet","HPO_Name__c":"Elevated circulating S-adenosyl-L-methionine concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormally high concentration in the circulation of alanine aminotransferase (ALT).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0031964","HPO_Synonym__c":"Alanine aminotransferase increased; Elevated serum alanine aminotransferase; Elevated serum ALT; Elevated serum glutamic-pyruvic transaminase","HPO_Name__c":"Elevated circulating alanine aminotransferase concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Bilateral bulging of the lateral frontal bone prominences with relative sparing of the midline.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002007","HPO_Synonym__c":"Frontal protuberance; Skull bossing","HPO_Name__c":"Frontal bossing","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A type of hearing impairment in one or both ears related to an abnormal functionality of the cochlear nerve.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000407","HPO_Synonym__c":"Hearing loss, sensorineural; Sensorineural deafness; Sensorineural hearing loss","HPO_Name__c":"Sensorineural hearing impairment","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Fibroblast proliferation and fiber expansion from the portal areas to the lobule.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006580","HPO_Name__c":"Portal fibrosis","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Reduced strength of muscles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001324","HPO_Synonym__c":"Muscle weakness; Muscular weakness","HPO_Name__c":"Muscle weakness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Frequent (30-79%)","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":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Interpupillary distance more than 2 SD above the mean (alternatively, the appearance of an increased interpupillary distance or widely spaced eyes).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000316","HPO_Synonym__c":"Excessive orbital separation; Increased distance between eye sockets; Increased distance between eyes; Increased interpupillary distance; Ocular hypertelorism; Wide-set eyes; Widely spaced eyes; Widened interpupillary distance","HPO_Name__c":"Hypertelorism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormality in cerebral electrical activity recorded along the scalp by electroencephalography (EEG) and being identified at multiple locations (foci).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010841","HPO_Synonym__c":"Multifocal EEG abnormality","HPO_Name__c":"Multifocal epileptiform discharges","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Procedure_EEG"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An elevation of the level of the enzyme creatine kinase (also known as creatine phosphokinase (CK; EC 2.7.3.2) in the blood. CK levels can be elevated in a number of clinical disorders such as myocardial infarction, rhabdomyolysis, and muscular dystrophy.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003236","HPO_Synonym__c":"Elevated blood creatine phosphokinase; Elevated circulating creatine phosphokinase; Elevated creatine kinase; Elevated serum CPK; Elevated serum creatine kinase; Elevated serum creatine phosphokinase; High serum creatine kinase; Increased CPK; Increased creatine kinase; Increased creatine phosphokinase; Increased serum CK; Increased serum creatine kinase; Increased serum creatine phosphokinase","HPO_Name__c":"Elevated circulating creatine kinase concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An increased concentration of methionine in the blood.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003235","HPO_Synonym__c":"Increased methionine in blood; Methioninemia","HPO_Name__c":"Hypermethioninemia","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Steatosis is a term used to denote lipid accumulation within hepatocytes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001397","HPO_Synonym__c":"Fatty infiltration of liver; Fatty liver; Liver steatosis; Steatosis","HPO_Name__c":"Hepatic steatosis","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The presence of skeletal muscular atrophy (which is also known as amyotrophy).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003202","HPO_Synonym__c":"Amyotrophy; Amyotrophy involving the extremities; Muscle atrophy; Muscle atrophy, neurogenic; Muscle degeneration; Muscle hypotrophy; Muscle wasting; Muscular atrophy; Neurogenic muscle atrophy; Neurogenic muscle atrophy, especially in the lower limbs; Neurogenic muscular atrophy","HPO_Name__c":"Skeletal muscle atrophy","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Increased concentration of S-adenosyl-L-homocysteine in the blood circulation.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0034730","HPO_Synonym__c":"Elevated AdoHcy concentration","HPO_Name__c":"Elevated circulating S-adenosyl-L-homocysteine concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Failure to thrive (FTT) refers to a child whose physical growth is substantially below the norm.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001508","HPO_Synonym__c":"Faltering weight; FTT; Postnatal failure to thrive; Weight faltering","HPO_Name__c":"Failure to thrive","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","Feature__r":{"HPO_Description__c":"A foot for which the measured width is below the 5th centile for age; or, a foot that appears disproportionately narrow for its length.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001786","HPO_Synonym__c":"Narrow foot; Slender feet","HPO_Name__c":"Narrow foot","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:614300","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An increased amount of bilirubin in the blood.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002904","HPO_Synonym__c":"High blood bilirubin levels","HPO_Name__c":"Hyperbilirubinemia","HPO_Feature_Type__c":"Lab"}}],"tags":{"Cause":["Genetics","Inborn Errors of Metabolism"],"Disease Category":["Genetics","Neurology","Inborn Errors of Metabolism"],"Specialist":["Genetics","Neurology","Neurodevelopmental disabilities","Pediatrics"]},"synonyms":["adk deficiency"," adk hypermethioninemia"," autosomal recessive intellectual disability 8"," hypermethioninemia due to adenosine kinase deficiency"," hypermethioninemia encephalopathy due to adenosine kinase deficiency"," hypermethioninemia encephalopathy due to adk (adenosine kinase) deficiency"," hypermethioninemia encephalopathy due to adk deficiency"," hypermethioninemia encephalopathy due to deficiency of adenosine kinase"]}