Age / Sex : 43 / M

Chief complaint : persistent radial head subluxation/dislocation

What structure keeps the radial head dislocated/subluxated?


What is your diagnosis?

Two weeks later, you can see the final diagonosis with a brief discussion of this case (Please submit only one answer)

Courtesy : 김효진 (Kim, Hyo Jin), 보라매병원 (SMG-SNU Boramae Medical Center)