{"Name":"Maternal uniparental disomy of chromosome X","DiseaseID__c":"GARD:0020783","id":20783,"encodedName":"maternal-uniparental-disomy-of-chromosome-x","IsDeleted":false,"Disease_Name_Full__c":"Maternal uniparental disomy of chromosome X","Xref_IDs__c":"783735004; C5191056; MEDGEN:1673747; MONDO:0016851; ORPHA:261519","USA_Estimate__c":null,"No_of_Specialist_Tagsa__c":2,"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":0,"Disease_Characteristics_Score__c":6,"No_of_Age_at_Onset__c":1,"Description_Source__c":"ORPHA:261519","Disease_Description__c":"A uniparental disomy of maternal origin that does not seem to have an adverse impact on the phenotype of an individual. There is a possibility of homozygosity for a recessive disease mutation for which the mother is a carrier and specific phenotype depends on the inherited disorder.","GARD_Name__c":"Maternal uniparental disomy of chromosome X","GARD_Synonym__c":"maternal uniparental disomy of chromosome type x; upd(x)mat; upd(x)mat - maternal uniparental disomy of chromosome x","Curated_Disease_Description_Source__c":"ORPHA:261519","Curated_Disease_Description__c":"A uniparental disomy of maternal origin that does not seem to have an adverse impact on the phenotype of an individual. There is a possibility of homozygosity for a recessive disease mutation for which the mother is a carrier and specific phenotype depends on the inherited disorder.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":null,"Age_at_Onset_Snippet_Text__c":"as a Newborn","SourceID__c":"ORPHA:261519","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0016851","ORPHANET_ID__c":"ORPHA:261519","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de disomía uniparental materna del cromosoma x","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"síndrome de disomía uniparental materna del cromosoma x","Spanish_GARD_Synonym__c":"upd(x)mat","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":"A uniparental disomy of maternal origin that does not seem to have an adverse impact on the phenotype of an individual. There is a possibility of homozygosity for a recessive disease mutation for which the mother is a carrier and specific phenotype depends on the inherited disorder.","Curated_Disease_Description_Source__c":"ORPHA:261519","GARD_Synonym__c":"maternal uniparental disomy of chromosome type x; upd(x)mat; upd(x)mat - maternal uniparental disomy of chromosome x","Name":"Maternal uniparental disomy of chromosome X","estimateUsa":""}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Unique","Website__c":"https://rarechromo.org/"},{"Account_Name__c":"Chromosome Disorder Outreach","Website__c":"https://chromodisorder.org/"}],"GARD_Disease_Tag__c":[{"Tag_Name__c":"Chromosomal Anomaly","Tag_Category__c":"Account;Cause","curated_tag_name":"Chromosome disorders"},{"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":"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":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Neonatal","Provided_By__c":"ORPHA:261519"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.orpha.net/en/disease/detail/261519","Source__c":"C5191056; MONDO:0016851; ORPHA:261519","Xref__c":"ORPHA:261519"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=1673747","Source__c":"C5191056","Xref__c":"MEDGEN:1673747"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C5191056","Source__c":"C5191056","Xref__c":"C5191056"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=783735004","Source__c":"C5191056","Xref__c":"783735004"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0016851","Source__c":"GARD:0020783","Xref__c":"MONDO:0016851"}],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Height of the vermilion of the medial part of the lip more than 2 SD below the mean, or apparently reduced height of the vermilion of the lip in the frontal view. The vermilion is the red part of the lips (and confusingly, the vermilion itself is also often referred to as being equivalent the lips).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000233","HPO_Synonym__c":"Decreased volume of lip; Decreased volume of lip vermillion; Thin lips; Thin vermillion","HPO_Name__c":"Thin vermilion border","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A delay in the achievement of motor or mental milestones in the domains of development of a child, including motor skills, speech and language, cognitive skills, and social and emotional skills. This term should only be used to describe children younger than five years of age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001263","HPO_Synonym__c":"Delayed cognitive development; Delayed development; Delayed developmental milestones; Delayed intellectual development; Delayed milestones; Delayed psychomotor development; Developmental delay; Developmental delay in early childhood; Developmental delay, global; Developmental retardation; GDD; Lack of psychomotor development; Motor and developmental delay; Motormental retardation; Psychomotor delay; Psychomotor development deficiency; Psychomotor development failure; Psychomotor developmental delay; Retarded development; Retarded mental development; Retarded psychomotor development","HPO_Name__c":"Global developmental delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003248","HPO_Name__c":"Gonadal tissue inappropriate for external genitalia or chromosomal sex","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Hair on the neck extends more inferiorly than usual.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002162","HPO_Synonym__c":"Low hairline at back of neck; Low posterior hair line","HPO_Name__c":"Low posterior hairline","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The presence of an abnormal lateral curvature of the spine.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002650","HPO_Name__c":"Scoliosis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The distal interphalangeal joint and/or the proximal interphalangeal joint of the fingers cannot be extended to 180 degrees by either active or passive extension.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100490","HPO_Synonym__c":"Camptodactyly of hands; Camptodactyly of proximal interphalangeal joint; Contractures of the proximal interphalangeal joints of the fingers; Flexion contractures of proximal interphalangeal joints; Permanent flexion of the finger; Proximal interphalangeal finger joint contractures","HPO_Name__c":"Camptodactyly of finger","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001399","HPO_Synonym__c":"Hepatic insufficiency; Liver failure","HPO_Name__c":"Hepatic failure","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormality of chromosome segregation.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002916","HPO_Name__c":"Abnormality of chromosome segregation","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","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:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Abnormal positioning in which the elbows are turned out.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002967","HPO_Synonym__c":"Outward turned elbows","HPO_Name__c":"Cubitus valgus","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Absence of any measurable level of sperm,whereby spermatozoa cannot be observed even after centrifugation of the semen pellet.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000027","HPO_Synonym__c":"Absent sperm in semen","HPO_Name__c":"Azoospermia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Diminished length of the neck.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000470","HPO_Synonym__c":"Decreased length of neck; Short neck","HPO_Name__c":"Short neck","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A reduction of skin color related to a decrease in melanin production and deposition.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001010","HPO_Synonym__c":"Hypopigmentation; Hypopigmented skin; Patchy lightened skin","HPO_Name__c":"Hypopigmentation of the skin","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Absence of the corpus callosum as a result of the failure of the corpus callosum to develop, which can be the result of a failure in any one of the multiple steps of callosal development including cellular proliferation and migration, axonal growth or glial patterning at the midline.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001274","HPO_Synonym__c":"Absence of corpus callosum; Absent corpus callosum; Agenesis of the corpus callosum; Callosal agenesis; Corpus callosum agenesis; Dysplastic or absent corpus callosum","HPO_Name__c":"Agenesis of corpus callosum","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A broad chest.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000914","HPO_Synonym__c":"Shield chest","HPO_Name__c":"Shield chest","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The presence of nipples that instead of pointing outward are retracted inwards.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003186","HPO_Synonym__c":"Invaginated nipples; Inverted nipples","HPO_Name__c":"Inverted nipples","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","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:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The presence of both a prominent heel and a convex contour of the sole.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001838","HPO_Synonym__c":"Congenital vertical talus; Rocker bottom feet; Rocker bottom foot; Rocker-bottom feet; Rockerbottom feet","HPO_Name__c":"Rocker bottom foot","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Posterior positioning of the nasal root in relation to the overall facial profile for age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0005280","HPO_Synonym__c":"Depressed bridge of nose; Depressed nasal bridge; Depressed nasal root; Flat bridge of nose; Flat nasal bridge; Flat nasal root; Flat, nasal bridge; Flattened nasal bridge; Low nasal bridge; Low nasal root; Retruded bridge of nose; Retruded nasal bridge","HPO_Name__c":"Depressed nasal bridge","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Localized fluid retention and tissue swelling caused by a compromised lymphatic system, affecting mainly the legs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003550","HPO_Name__c":"Predominantly lower limb lymphedema","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","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:261519","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Ambiguous genitalia can be evaluated using the Prader scale: Prader 0: Normal female external genitalia. Prader 1: Female external genitalia with clitoromegaly. Prader 2: Clitoromegaly with partial labial fusion forming a funnel-shaped urogenital sinus. Prader 3: Increased phallic enlargement. Complete labioscrotal fusion forming a urogenital sinus with a single opening. Prader 4: Complete scrotal fusion with urogenital opening at the base or on the shaft of the phallus. Prader 5: Normal male external genitalia. The diagnosis of ambiguous genitalia is made for Prader 1-4.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000062","HPO_Synonym__c":"Ambiguous external genitalia; Ambiguous external genitalia at birth; Intersex genitalia","HPO_Name__c":"Ambiguous genitalia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","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:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A flexion contracture is a bent (flexed) joint that cannot be straightened actively or passively. It is thus a chronic loss of joint motion due to structural changes in muscle, tendons, ligaments, or skin that prevents normal movement of joints.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001371","HPO_Synonym__c":"Flexed joint that cannot be straightened; Flexion contractures; Flexion contractures of joints","HPO_Name__c":"Flexion contracture","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008193","HPO_Name__c":"Primary gonadal insufficiency","Feature_System__c":"Endocrine System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:261519","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The presence of an abnormality of cardiac function that is responsible for the failure of the heart to pump blood at a rate that is commensurate with the needs of the tissues or a state in which abnormally elevated filling pressures are required for the heart to do so. Heart failure is frequently related to a defect in myocardial contraction.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001635","HPO_Synonym__c":"Cardiac failure; Cardiac failures; Cardiac insufficiency; CHF; Chronic heart failure; Heart failure","HPO_Name__c":"Congestive heart failure","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Account":["Chromosomal Anomaly"],"Cause":["Chromosomal Anomaly","Genetics"],"Disease Category":["Genetics","Congenital Abnormality"],"Specialist":["Genetics","Pediatrics"]},"synonyms":["maternal uniparental disomy of chromosome type x"," upd(x)mat"," upd(x)mat - maternal uniparental disomy of chromosome x"]}