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当前学科：临床执业医师
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患儿男，左肘摔伤来急诊室就诊，小夹板外固定后，前臂高度肿胀，手部青白发凉，麻木无力，经拍X线片，诊断为左肱骨髁上骨折。若不及时处理，其最可能的后果是（）
A
感染
B
缺血性骨坏死
C
骨化性肌炎
D
关节僵硬
E
缺血性肌挛缩
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