A 23-year-old man is evaluated in the emergency department after a motor vehicle collision. He is complaining of pain in the left knee. Physical examination shows swelling and erythema in the left knee. X-ray shows a patellar fracture with no displacement. The patient is referred to the orthopedics center, where a leg cylinder cast is placed. two Weeks after cast placement, the patient has tingling in the dorsum of the left foot. He can not dorsiflex or evert the left foot. Which of the following is the most likely site of compression of the nerve?

Question

Quizplus · Accepted Answer

Eductional Objective: Prolonged lying on one side or trauma could compress the common fibular nerve at the lateral neck of the fibula. Common fibular nerve injury leads to loss of foot dorsiflexion and eversion. Additionally, the patient can not extend his toes. The sensation is diminished over the dorsum of the foot.

A 23-Year-Old Man Is Evaluated in the Emergency Department After