Extremely rare type of conjoined twins: cephalothoracopagus deradelphus

Occurrence of conjoined twins (CT) with a chromosomal abnormality is a very rare event. The case presented is that of a cephalothoracopagus Deradelphus twin with one cerebrum and two brain stems joined at the cranial end of the midbrain. This rare condition and its diagnosis and management are discussed with regard to counselling and obstetrical care.