PMC5974672_01
(a) Pre-operative anteroposterior and lateral roentgenograms, (b) illustrated radiocarpal subluxation with rotated volar medial (lunate facet) osteochondral fragment adjacent to pre-operative lateral roentgenogram.
JOCR-8-27-g002.jpg
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F1
Initial X-rays of the wrist revealed dorsal subluxation of the radiocarpal joint (Fig. 1a and b) with dorsal comminution of the radial articular surface (Fig. 1b) and fracture of the radial styloid process, with (nearly inverted) ~ 140-150  rotation of the palmar medial fragment.
3D computed tomography view of the wrist. Notice rotated volar medial (lunate facet) osteochondral fragment.
JOCR-8-27-g003.jpg
PMC5974672_01_JOCR-8-27-g003.jpg
F2
Computed tomography (CT) was carried out to detail the comminution and to understand the 3D configuration of the fragments (Fig. 2).