PMC4995535_01
(a) Plain X-ray image (b) CT image (arrow head: nonunion of the hamate hook).
gr1.jpg
PMC4995535_01_gr1.jpg
fig0005
Plain X-ray images of the wrist joint showed no remarkable findings, but CT showed nonunion of the hamate hook. (Fig. 1a,b).
(a) MRI (arrow head: distal stump of the FDP of the little finger) (b) ultrasound image (arrow head: Distal stump of the FDP of the little finger).
gr2.jpg
PMC4995535_01_gr2.jpg
fig0010
Rupture of the flexor digitorum profundus (FDP) tendon of the little finger was noted on MRI and ultrasound (Fig. 2a,b).
(a) Nonunion of the hamate hook (arrow head) (b) distal stump of the FDP tendon (arrow head) (c) tendon transfer (arrow head).
gr3.jpg
PMC4995535_01_gr3.jpg
fig0015
Since the FDP tendon of the ring finger appeared intact, the distal stump of the FDP of the little finger was transferred to the FDP of the ring finger using an interlacing suture (Fig. 3a-c).