{"Name":"Encephalopathy due to beta-mercaptolactate-cysteine disulfiduria","DiseaseID__c":"GARD:0000654","id":654,"encodedName":"encephalopathy-due-to-beta-mercaptolactate-cysteine-disulfiduria","IsDeleted":false,"Disease_Name_Full__c":"Encephalopathy due to beta-mercaptolactate-cysteine disulfiduria","Xref_IDs__c":"C0796055; C563085; MEDGEN:208661; MONDO:0009585; OMIM:249650; ORPHA:1035","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":1,"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":2,"Disease_Characteristics_Score__c":5,"No_of_Age_at_Onset__c":0,"Description_Source__c":"ORPHA:1035","Disease_Description__c":"An extremely rare disorder of methionine cycle and sulfur amino acid metabolism characterized by increased urine excretion of beta-mercaptolactate-cysteine disulfide (due to deficiency of mercaptopyruvate sulfurtransferase activity in erythrocytes), leading to a positive cyanide nitroprusside test. Association with intellectual disability, congenital lens dislocation, and behavioral abnormalities has been reported, however the causal link remains to be established. There have been no further descriptions in the literature since 1981.","GARD_Name__c":"Encephalopathy due to beta-mercaptolactate-cysteine disulfiduria","GARD_Synonym__c":"3-mercaptopyruvate sulfurtransferase deficiency; ampola syndrome; beta-mercaptolactate cysteine disulfiduria; disulfiduria, mixed; mcdu; mercaptolactate-cysteine disulfiduria","Curated_Disease_Description_Source__c":"ORPHA:1035","Curated_Disease_Description__c":"An extremely rare disorder of methionine cycle and sulfur amino acid metabolism characterized by increased urine excretion of beta-mercaptolactate-cysteine disulfide (due to deficiency of mercaptopyruvate sulfurtransferase activity in erythrocytes), leading to a positive cyanide nitroprusside test. Association with intellectual disability, congenital lens dislocation, and behavioral abnormalities has been reported, however the causal link remains to be established. There have been no further descriptions in the literature since 1981.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":null,"SourceID__c":"ORPHA:1035","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0009585","ORPHANET_ID__c":"ORPHA:1035","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Disulfiduria por beta-mercaptolactato-cisteína","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"disulfiduria por beta-mercaptolactato-cisteína","Spanish_GARD_Synonym__c":"deficiencia de 3-mercaptopiruvato sulfurotransferasa; mcdu; síndrome de ampola","Category_Linearization__c":"ORPHA:68367","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":"An extremely rare disorder of methionine cycle and sulfur amino acid metabolism characterized by increased urine excretion of beta-mercaptolactate-cysteine disulfide (due to deficiency of mercaptopyruvate sulfurtransferase activity in erythrocytes), leading to a positive cyanide nitroprusside test. Association with intellectual disability, congenital lens dislocation, and behavioral abnormalities has been reported, however the causal link remains to be established. There have been no further descriptions in the literature since 1981.","Curated_Disease_Description_Source__c":"ORPHA:1035","GARD_Synonym__c":"3-mercaptopyruvate sulfurtransferase deficiency; ampola syndrome; beta-mercaptolactate cysteine disulfiduria; disulfiduria, mixed; mcdu; mercaptolactate-cysteine disulfiduria","Name":"Encephalopathy due to beta-mercaptolactate-cysteine disulfiduria","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"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":"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"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"No data available","Provided_By__c":"ORPHA:1035"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.omim.org/entry/249650","Source__c":"C0796055; MONDO:0009585; ORPHA:1035","Xref__c":"OMIM:249650"},{"URL__c":"https://www.orpha.net/en/disease/detail/1035","Source__c":"C0796055; MONDO:0009585; ORPHA:1035","Xref__c":"ORPHA:1035"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C0796055","Source__c":"C0796055","Xref__c":"C0796055"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C563085","Source__c":"MONDO:0009585","Xref__c":"C563085"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=208661","Source__c":"C0796055","Xref__c":"MEDGEN:208661"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0009585","Source__c":"GARD:0000654","Xref__c":"MONDO:0009585"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=784373007","Source__c":"C0796055","Xref__c":"784373007"}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Abnormality observed by electroencephalogram (EEG), which is used to record of the brain's spontaneous electrical activity from multiple electrodes placed on the scalp.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002353","HPO_Synonym__c":"Abnormal EEG; Abnormal electroencephalogram; EEG abnormalities; Electroencephalogram abnormal; Electroencephalogram abnormalities","HPO_Name__c":"EEG abnormality","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Procedure_EEG"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Very frequent (80-99%)","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:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Anteriorly-facing nostrils viewed with the head in the Frankfurt horizontal and the eyes of the observer level with the eyes of the subject. This gives the appearance of an upturned nose (upturned nasal tip).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000463","HPO_Synonym__c":"Anteverted nose; Anteverted nostrils; Nasal tip, upturned; Nostrils anteverted; Upturned nares; Upturned nasal tip; Upturned nose; Upturned nostrils","HPO_Name__c":"Anteverted nares","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A widely spaced gap between the first toe (the great toe) and the second toe.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001852","HPO_Synonym__c":"Gap between 1st and 2nd toes; Gap between first and second toe; Increased space between first and second toes; Sandal gap between first and second toes; Space between great toe and second toe; Wide space between 1st, 2nd toes; Wide space between first and second toes; Wide-spaced big toe; Widely spaced 1st-2nd toes; Widely spaced first and second toes; Widened gap 1st-2nd toes; Widened gap first and second toe","HPO_Name__c":"Sandal gap","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A height below that which is expected according to age and sex norms. Although there is no universally accepted definition of short stature, many refer to \\\"short stature\\\" as height more than 2 standard deviations below the mean for age and sex (or below the 3rd percentile for age and sex dependent norms).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004322","HPO_Synonym__c":"Decreased body height; Height less than 3rd percentile; Short stature; Small stature; Stature below 3rd percentile","HPO_Name__c":"Short stature","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","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":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The palpebral fissure inclination is more than two standard deviations below the mean.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000494","HPO_Synonym__c":"Antimongoloid eye slant; Antimongoloid slant of palpebral fissures; Antimongoloid slanted palpebral fissures; Down slanting palpebral fissures; Down-slanted palpebral fissures; Down-slanting palpebral fissure; Down-slanting palpebral fissures; Downslanting palpebral fissure; Downslanting palpebral fissures; Downward slanted palpebral fissures; Downward slanting of the opening between the eyelids; Downward slanting palpebral fissures; Downward-slanting palpebral fissures; Palpebral fissures down-slanted","HPO_Name__c":"Downslanted palpebral fissures","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The legs angle inward, such that the knees are close together and the ankles far apart.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002857","HPO_Synonym__c":"Genu valga; Genu valgus; Genua valga; Knee joint valgus deformity; Knock knees","HPO_Name__c":"Genu valgum","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Nasal ridge curving anteriorly to an imaginary line that connects the nasal root and tip. The nose appears often also prominent, and the columella low.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000444","HPO_Synonym__c":"Beaked nose; Beaklike protrusion; Convex dorsum of nose; Convex nasal dorsum; Hooked nose; Polly beak nasal deformity","HPO_Name__c":"Convex nasal ridge","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100720","HPO_Synonym__c":"Underdeveloped ear cartilage","HPO_Name__c":"Hypoplasia of the ear cartilage","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A type of abnormal location of the ears in which the position of the ears is characterized by posterior rotation (the superior part of the ears is rotated towards the back of the head, and the inferior part of the ears towards the front).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000358","HPO_Synonym__c":"Ear, posterior angulation, increased; Ears rotated toward back of head; Posteriorly angulated ears; Posteriorly rotated; Posteriorly rotated auricles; Posteriorly-angulated ears; Posteriorly-rotated ears","HPO_Name__c":"Posteriorly rotated ears","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Skin characterized by the lack of natural or normal moisture.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000958","HPO_Synonym__c":"Dry skin; Xerosis","HPO_Name__c":"Dry skin","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormally increased height of the forehead.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000348","HPO_Synonym__c":"High forehead","HPO_Name__c":"High forehead","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Abnormally long and slender fingers (spider fingers).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001166","HPO_Synonym__c":"Long slender fingers; Long, slender fingers; Spider fingers","HPO_Name__c":"Arachnodactyly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Protrusion of abdominal contents through a defect in the abdominal wall musculature around the umbilicus. Skin and subcutaneous tissue overlie the defect.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001537","HPO_Synonym__c":"Umbilical hernias","HPO_Name__c":"Umbilical hernia","Feature_System__c":"Musculoskeletal System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Accumulation of substantial excess body fat.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001513","HPO_Synonym__c":"Having too much body fat; Obesity","HPO_Name__c":"Obesity","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","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":"ORPHA:1035","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Atrial septal defect (ASD) is a congenital abnormality of the interatrial septum that enables blood flow between the left and right atria via the interatrial septum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001631","HPO_Synonym__c":"An opening in the wall separating the top two chambers of the heart; ASD; Atria septal defect; Atrial septum defect; Atrioseptal defect; Defect in the atrial septum; Hole in heart wall separating two upper heart chambers","HPO_Name__c":"Atrial septal defect","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The capability that a joint (or a group of joints) has to move, passively and/or actively, beyond normal limits along physiological axes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001382","HPO_Synonym__c":"Double-Jointed; Extensible joints; Flexible joints; Hyperextensible joints; Increased joint mobility; Increased mobility of joints; Joint hyperextensibility; Joint hyperflexibility; Joint hyperlaxity; Joint laxity; Joints move beyond expected range of motion; Lax joints; Loose-jointedness","HPO_Name__c":"Joint hypermobility","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of abnormally small extremities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002983","HPO_Synonym__c":"Smaller or shorter than typical limbs","HPO_Name__c":"Micromelia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","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":"ORPHA:1035","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormality of the ureter. The ureter is the duct by which urine passes from the kidney to the bladder.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000069","HPO_Synonym__c":"Abnormality of the ureters; Ureter issue; Ureteral anomalies","HPO_Name__c":"Abnormality of the ureter","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A misalignment of the eyes so that the visual axes deviate from bifoveal fixation. The classification of strabismus may be based on a number of features including the relative position of the eyes, whether the deviation is latent or manifest, intermittent or constant, concomitant or otherwise and according to the age of onset and the relevance of any associated refractive error.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000486","HPO_Synonym__c":"Cross-eyed; Squint; Squint eyes","HPO_Name__c":"Strabismus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1035","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Height of the palate more than 2 SD above the mean (objective) or palatal height at the level of the first permanent molar more than twice the height of the teeth (subjective).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000218","HPO_Synonym__c":"Elevated palate; High arched palate; High palate; High, arched palate; High-arched palate; Increased palatal height; Palate high-arched; Palate, high-arched","HPO_Name__c":"High palate","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics","Inborn Errors of Metabolism"],"Disease Category":["Genetics","Inborn Errors of Metabolism"],"Specialist":["Genetics"]},"synonyms":["3-mercaptopyruvate sulfurtransferase deficiency"," ampola syndrome"," beta-mercaptolactate cysteine disulfiduria"," disulfiduria, mixed"," mcdu"," mercaptolactate-cysteine disulfiduria"]}