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multiple congenital anomalies-hypotonia-seizures syndrome 3

Disease Summary
Associated Targets (1)
Tbio

1


Mondo Description Intellectual disability-seizures-hypotonia-ophthalmologic-skeletal anomalies syndrome is a rare congenital disorder of glycosylation characterized by neonatal hypotonia, global development delay, developmental regress and severe to profound intellectual disability, infantile onset seizures that are initially associated with febrile episodes with subsequent transition to unprovoked seizures, impaired vision with esotropia and nystagmus, progressive cerebral and cerebellar atrophy, skeletal abnormalities (including brachycephaly, scoliosis, slender long bones, delayed bone age, pectus excavatum and osteopenia), inverted nipples and dysmorphic features including high and narrow forehead, frontal bossing, short nose, depressed nasal bridge, anteverted nares, high palate and wide open mouth consistent with facial hypotonia. Other features may include cardiac abnormalities (such as patent ductus arteriosus, atrial septal defects), urogenital abnormalities (such as nephrocalcinosis, urolithiasis), and low plasma concentration of alkaline phosphatase.
Uniprot Description An autosomal recessive syndrome characterized by distinct facial features, intellectual disability, hypotonia and seizures, in combination with abnormal skeletal, endocrine, and ophthalmologic findings including impaired vision, as well as abnormal motility of the eyes.
Disease Ontology Description A multiple congenital anomalies-hypotonia-seizures syndrome that is characterized by neonatal hypotonia, lack of psychomotor development, seizures, dysmorphic features, and variable congenital anomalies involving the cardiac, urinary, and gastrointestinal systems and that has_material_basis_in homozygous or compound heterozygous mutation in the PIGT gene on chromosome 20q13.
Mondo Term and Equivalent IDs
MONDO:0014165:  multiple congenital anomalies-hypotonia-seizures syndrome 3
Orphanet:369837: 
UMLS:C3809356: