Definition: Postnuchal fluid accumulation.
Etiology
isolated cystic hygroma
associated cystic hygroma
-
chromosomal diseases
- trisomy 21
- monosomy X (Turner syndrome) (45,X)
- del(8p)
- skeletal dysplasias (osteochondrodysplasias)
- cardiac malformations
- cardiac diseases
- cardiac tumors
- cardiac arrhythmias
- intrathoracic anomalies
- vascular anomalies
- genetic metabolic diseases
- hematological diseases
- urogenital anomalies
- gastrointestinal anomalies
- fetal tumors
- genetic metabolic diseases
-
genetic diseases
- Noonan syndrome (MIM.163950) (PTPN11 mutations)
- fetal infections
- maternal diseases
Case records