A subtle sign of instability is a fracture of the tip of the transverse process of L5, caused by avulsion of the iliolumbar ligament.
不稳定骨折的一项敏感指征是L5横突尖骨折，由髂腰韧带撕裂伤引起。
A subtle sign of instability is a fracture of the tip of the transverse process of L5, caused by avulsion of the iliolumbar ligament.
不稳定骨折的一项敏感指征是L5横突尖骨折，由髂腰韧带撕裂伤引起。
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