Traumatic dislocations of a hip prosthesis are not uncommon, and spontaneous repositions are well documented as well. To the best of our knowledge, however, there has been no report of a spontaneous reposition of a dislocated hip prosthesis head on the stem taper. We present such a rare case.
Keywords: Arthroplasties, hip replacement; Femur head; Fractures, periprosthetic; Hip displacement; Total hip replacement.