UREIDOPROPIONASE DEFICIENCY | |
BETA-AMINOISOBUTYRIC ACID, URINARY EXCRETION OF | |
613161
OMIM = Online Mendelian Inheritance of Men | |
65287 | |
beta-ureidopropionase | |
3.5.1.6 | |
22q11.23 |
|
E79.8 | |
rare (30 cases) autosomal recessive mutation in the UPB1 gene | |
Laboratory findings | Ureidoisobutyric acid inc (urine) Ureidopropionic acid inc (urine) Dihydrothymine inc (plasma) Dihydrothymine inc (urine) Dihydrouracil inc (plasma) Dihydrouracil inc (urine) N -Carbamoyl-β-alanine inc (urine) N -Carbamoyl-β-alanine inc (plasma) N-carbamyl-β-aminoisobutyric acid inc (urine) Ureidoisobutyric acid inc (plasma) |
Symptoms | behavior, autism or autistic-like developmental delay dysmorphism dystonia hypotonia mental retardation MRI, brain, abnormalities [-] psychomotor retardation seizures speech development, delayed, abnormal MRS, brain, abnormalities no clinical symptoms (probably) onset, infancy onset, neonatal optic atrophy polydactyly scoliosis status epilepticus |