Tetrasomy X
Overview
A rare chromosomal disorder which causes mental retardation, small head and various other anomalies.
Symptoms
Mental retardation Small head Wide set eyes Expressionless face Epicanthic folds
Causes
Angleman syndrome De Lange syndrome Langer-Giedion syndrome Maternal drug use Genetic birth defects Prenatal infections Infections contracted at birth
Diagnosis
The phrase "signs of Tetrasomy X" should, strictly speaking, refer only to those signs and symptoms of Tetrasomy X that are not readily apparent to the patient. The word "symptoms of Tetrasomy X" is the more general meaning; see symptoms of Tetrasomy X. The signs and symptom information on this page attempts to provide a list of some possible signs and symptoms of Tetrasomy X. This medical information about signs and symptoms for Tetrasomy X has been gathered from various sources, may not be fully accurate, and may not be the full list of Tetrasomy X signs or Tetrasomy X symptoms. Furthermore, signs and symptoms of Tetrasomy X may vary on an individual basis for each patient. Only your doctor can provide adequate diagnosis of any signs or symptoms and whether they are indeed Tetrasomy X symptoms.