Selective abdominal delivery, or sectio parva, is cesarean delivery of one
of multiple fetuses, but not the other(s), Eleven cases have been reported
for the purpose of aborting one twin, and this is the second report of an a
ttempt to improve the outcome of both twins. Perinatal outcomes have ranged
from almost immediate delivery of the second twin because of placental abr
uption, to elective delivery of the survivor at term.