📖 Definition
An obstetric emergency that occurs when, after the baby's head is delivered, one or both shoulders become impacted behind the mother's pubic bone and cannot be delivered with normal downward traction. Risk factors include macrosomia, maternal obesity, gestational diabetes, and prolonged labor. Managed with specific maneuvers (McRoberts, suprapubic pressure, Rubin II). Can cause brachial plexus injury to the baby.