A pair of male thoraco-omphalopagus twins with common liver, diaphragm, pericardium, and sternum was separated at the age of 59 days after a parasitic relationship had developed between them. Before separation one baby developed acute renal failure during which he had no edema and had normal serum
BACKGROUND
Prenatal diagnosis of anorectal malformations currently occurs in 0-15.9% of screened cases. In cloacas, these numbers are unknown. We speculate that some images from prenatal ultrasound studies may suggest the diagnosis of cloaca, but are not recognized because of a lack of suspicion for