This document discusses shoulder dystocia and umbilical cord prolapse. It defines shoulder dystocia as a vaginal delivery that requires additional maneuvers to deliver the fetus after the head has delivered. It also defines umbilical cord prolapse as the descent of the umbilical cord through the cervix alongside or past the presenting part in the presence of ruptured membranes. The document discusses risk factors, signs, management techniques like the McRoberts maneuver for shoulder dystocia. It also discusses types, risk factors, diagnosis and management of umbilical cord prolapse including relieving cord compression.