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患者女,38岁。10天前无明显诱因左肩部疼痛。体检:左肩关节前外侧压痛,局部无红热及肿胀,肩峰有空虚感,左肩呈方肩畸形,左肩关节外展、上举、前后伸展运动障碍。实验室检查:无特殊。X线平片示左侧肩关节左侧肩关节半脱位,肩峰下偏外侧软组织内不规则絮状钙化影,肩关节构成骨骨质无异常(图1)。MRI平扫示左侧肩峰不规则状长T1、短T2信号影,肩峰下及三角肌下滑囊见积液影,左侧肱骨头向前下方半脱位伴关节腔积液(图2～4)。
Female patient, 38 years old. No obvious cause of left shoulder pain 10 days ago. Physical examination: the left lateral anterolateral tenderness, no local redness and swelling, acromion a sense of emptiness, left shoulder shoulder shoulder deformity, left shoulder abduction, on the move, before and after stretching exercises. Laboratory tests: no special. X-ray showed the left shoulder shoulder joint subluxation on the left side of the shoulder, the shoulder outside the irregular lateral soft tissue flocculent calcification, the formation of bone in the shoulder joint without abnormal bone (Figure 1). MRI plain showed the left shoulder acromion irregular long T1, short T2 signal shadow, acromion and hypothalamus bursa seen effusion, the left side of the lower humeral head subluxation with joint effusion (Figure 2 ~ 4).