heteropagus

English

Etymology

From hetero- +‎ -pagus.

Noun

heteropagus (plural heteropagi)

1. (pathology, obstetrics) A condition where asymmetric conjoined twins, in which the tissues of a severely defective twin (the parasite), are dependent on the cardiovascular system of the other, intact twin (the autosite) for survival.

See also

• vanishing twin syndrome