Fig. 1Three-dimensional reconstruction image of computed tomography shows the intraarticular fractures occurred simultaneously in the fourth and fifth metacarpal base.
Fig. 2
24 year-old patient came with fractures in the fourth and fifth metacarpal base by traffic accident (A).
He diagnosed immediately at emergency department, so he was taken surgery at two day after trauma (B).
At postoperative 9 months, bony union was confirmed in plain film (C).
Fig. 3
18 year-old patient came with fractures in the fourth metacarpal base and hamate with dislocation of 4th, 5th carpometacarpal joint by traffic accident (A).
For firm fixation of hamate, 4th metacarpal bone and hamate were tied up together by hand mini plate & screws (B).
At postoperative 12 months, bony union was confirmed in plain film (C).
Fig. 4
54 year-old female came to outpatient department complained prolonged pain at the fourth and fifth metacarpal base area after fall down injury 2 months ago (A).
Because of non-union, she was taken arthrodesis with autoiliac bone graft with hand-mini plate and screws (B).
At postoperative 11 months, fused fourth and fifth carpometacarpal joint was confirmed in plain film (C).
Table 1Comparison of results between immediate fixation group and delayed reconstruction group of intra-articular metacarpal base fractures of the fourth through fifth metacarpals