Yasuhiro Seki. Simultaneous double dislocation of the interphalangeal joint of the same finger: a report of two cases. PAMJ. 31 Dec 1969. 19(400)
Figure 2: case 2 (A) X-rays of the little finger showing dorsal dislocation of both interphalangeal joints; (B) Post-reduction X-rays with a volar rim fracture