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大部分“外伤性”臂丛病起病较急,少数情况下,由损伤引起的血肿或假性动脉瘤压迫臂丛,可导致迟发性臂丛病。真正的肋锁综合征引起的臂丛病很少见。 该文报道1例65岁的老年患者,因车祸致左锁骨骨折,3个月后开始自觉左手麻木、力弱,进行性加重,渐波及左上肢。主要表现为左上臂、前臂内侧及左手第4、5指麻木、力弱,同时伴左腋部疼痛。 体格检查左侧手固有肌和岗上、岗下肌均有萎缩。除前锯肌和菱形肌外,其余上肢肌肌力均差;左上臂、前臂内侧、小鱼际肌及第4、5指感觉丧失;左肱二、三头肌、左肱桡肌反射未引出。
Most of the “traumatic” brachial plexus acute onset, in a few cases, by the injury caused by hematoma or pseudoaneurysm compression brachial plexus, can lead to delayed brachial plexus. Brachial plexus caused by the real rib lock syndrome is rare. This article reports a 65-year-old elderly patients with left-sided fractures caused by a car accident. After 3 months, they began to feel left-sided numbness, weakness, progressive aggravating, and gradually spread to the left upper extremity. Mainly for the left upper arm, forearm medial and left fourth finger 4,5 numbness, weakness, accompanied by left axillary pain. Physical examination of the left hand and musculoskeletal, posterior ganglia have atrophy. In addition to the anterior serratus muscle and rhomboid muscle, the rest of the upper limb muscle strength are poor; left upper arm, forearm medial, small intertidal muscle and the first 4,5 means of sensory loss; left brachial triceps, left brachioradialis muscular reflexes Lead.