aetiology

Last reviewed 01/2018

Hydrops is seen in:

• haemolytic disease of the newborn; usually a second or later pregnancy
• twin to twin transfusion
• haemoglobin Bart's disease - homozygous alpha0 thalassaemia
• fifth disease - erythrovirus (parvovirus) type B19 infection
• respiratory disease - cystic adenomatoid malformation, pulmonary hypoplasia, diaphragmatic hernia
• cardiac failure, for example secondary to supraventricular tachycardia, arteriovenous malformation, congenital heart block, rhabdomyoma
• chromosomal syndromes, including Turner's, and trisomies 13, 18 and 21