患者段某 ,女 ,35岁。1999年 3月 19日上午就诊。患者于入院前 9天走路时不慎扭伤致左踝部疼痛 ,不能行走 ,服三七片等跌打损伤药无好转 ,而来诊。检查左足外侧轻微肿胀 ,外踝下 2 cm压痛明显 ,踝关节活动好。摄左跟骨侧、轴位 X线片示左跟骨外侧有一偏心、多房、椭圆形透亮区 The patient is female, 35 years old. On the morning of March 19, 1999. The patient was inadvertently sprained during the 9 days before admission and caused pain in the left ankle. He was unable to walk, and he had to wait until he had received any treatment for bruises. Examine the slight swelling of the left side of the left foot, the tenderness of 2 cm below the lateral malleolus is obvious, and the ankle joint activity is good. Photographed left heelbones, axial X-ray film showed a left side of the left calcaneus eccentric, multi-room, oval translucent area