临床上广泛应用前臂背侧皮瓣修复手部皮肤缺损，偶可见到皮瓣部分坏死，原因常与皮瓣的设计及切取、以及骨间后动脉变异有关，作者遇到并处理２例前臂骨间后动脉变异病例，报道如下：例１：男，１８岁，工人，因手外伤致右手虎口疤痕挛缩６个月，在臂丛麻醉下行虎口疤痕切... The clinical application of the dorsal forearm flap to repair skin defects in the hand, and even see the partial necrosis of the flap, often associated with the design and removal of the flap and the interosseous artery variation, the authors encountered and treated 2 cases of forearm bone Cases of posterior arterial variation, reported as follows: Example 1: Male, 18 years old, workers, due to hand trauma caused by contracture of the tiger’s mouth scar contractures for 6 months, brachial plexus anesthesia under the tiger’s mouth scar incision ...