Description of the disease * EnglishPolish Pobierz sekcję do PDF Definition Tetrasomy 18p is a very rare structural chromosomal anomaly affecting multiple body systems and characterized clinically by craniofacial abnormalities, delayed development, cognitive impairment, changes in muscle tone, distinctive facial features, and rarely renal malformations. Disease data Classification Malformation syndrome Synonyms Isochromosome 18p Izochromosom 18p ORPHA code 3307 OMIM code 614290 ICD10 code Q99.8 ICD11 code LD7Y *Soruce Extended description of the disease Pobierz sekcję do PDF No additional description. Orphanet - interntowa baza danych dotyczących rzadkich chorób i sierochych leków. ©INSERM 1999 - Dostępna na stronie www.orphanet.pl