title: Causes of prolapse and collapse of the proximal interphalangeal joint.
mesh_terms: D005384:Finger Joint; D005385:Fingers / Q000033:anatomy & histology / Q000503:physiopathology*; D006225:Hand / Q000033:anatomy & histology; D006227:Hand Deformities, Acquired / Q000209:etiology / Q000503:physiopathology*; D006801:Humans; D009132:Muscles / Q000033:anatomy & histology / Q000502:physiology / Q000503:physiopathology*