Table 1 Causes of non-immunological hydrops fetalis and their relative frequency [17]
Category | Relative frequency% |
|---|---|
cardiovascular | 21.7 |
hematologic | 10.4 |
infections | 6.7 |
thoracic | 6 |
lymphatic dysplasia | 5.7 |
placental | 5.6 |
syndromic | 4.4 |
miscellaneous | 3.7 |
urinary tract malformation | 2.3 |
inborn errors of metabolism | 1.1 |
extrathoracic | 0.7 |
gastrointestinal | 0.5 |
idiopathic | 17.8 |