An aberration of venous drainage from the placenta.
Tekay
A
A
St. George's Hospital Medical School, London, UK.
Moscoso
G
G
Campbell
S
S
D002823:Chorion / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D010920:Placenta / Q000098:blood supply* / Q000000981:diagnostic imaging*; D011247:Pregnancy; D016216:Ultrasonography, Prenatal