In an Adult,a Displaced Fracture of the Radial Head Typically

Multiple Choice

In an adult,a displaced fracture of the radial head typically is managed surgically by reduction and internal fixation of the fracture site or excision of the radial head with or without a prosthetic implant.Which of the following is incorrect about the indications,advantages,or disadvantages of these two procedures?

A) Resection of the radial head coupled with prosthetic implant is typically performed arthroscopically,allowing a rapid postoperative recovery.
B) Open or arthroscopically assisted reduction and internal fixation is typically the procedure of choice if the patient is young and active.
C) Early postoperative motion is permissible after open reduction and internal fixation unless extensive repair of elbow ligaments was required.
D) Excision of the radial head is the only option if the fracture is severely comminuted.