Summary of Erb-Duchenne palsy
Flashcards on Erb-Duchenne palsy
In Erb's palsy, the affected arm hangs by the side and is rotated medially, with the forearm extended and (pronated/supinated) .
Questions on Erb-Duchenne palsy
A 35-year-old woman, gravida 2, para 1, at 40 weeks gestation, comes to the hospital in labor. Her past medical history is significant for diabetes, which she has controlled with insulin during this pregnancy. Her pregnancy has been otherwise unremarkable. A baby boy is born via a spontaneous vaginal delivery. Physical examination shows he weighs 4.5-kg (9-lb), pulse is 140/min, respirations are 40/min, and he has good oxygen saturation on room air. His left arm is pronated and medially rotated. He is unable to move it away from his body. The infant’s right arm functions normally and he is able to move his wrists and all 10 digits. Which of the following nerve roots were most likely damaged during delivery?