History: 30 year old man with wrist swelling and pain. This is a case of a perilunate dislocation. A perilunate dislocation is a carpal instability pattern that usually results from hyperdorsiflexion of the wrist. In the perilunate dislocation pattern the capitate dislocates dorsally and moves proximally and rotates the lunate in a volar direction while … Continue reading
Image source from WikiRadiography (WetPaint) here. Radiographic anatomy of the wrist.