November 1971

Conjoined Twins in a Triplet Pregnancy

Author Affiliations

From the departments of paediatrics (Dr. Tan), pathology (Dr. Tock), and obstetrics and gynaecology (Drs. Dawood and Ratnam), University of Singapore.

Am J Dis Child. 1971;122(5):455-458. doi:10.1001/archpedi.1971.02110050125022

Conjoined twins in a triplet pregnancy are very rare. Failure to diagnose a thoracopagus in a case of known triplet pregnancy resulted in obstructed labor which necessitated an emergency cesarean section. The single infant survived, but the thoracopagus died apparently from asphyxia.