案例：A 29-year-old female has cold fingers，pallor，cyanosis and flushing in both hands every winter or when her hands are submerged in cold water for 4 years.Physical examination findings：Pulse 86/min，BP（right arm）18/10kP

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• 1案例：A 29-year-old female has cold fingers，pallor，cyanosis and flushing in both hands every winter or when her hands are submerged in cold water for 4 years.Physical examination findings：Pulse 86/min，BP（right arm）18/10kP

  A.The onset conditions can be determine by( )A.Pressing the radial and ulnar artery

  B.Cold provocation test

  C.Elevating upper extremities

  D.Rubbing the hands

  E.Hanging down the hands for 5days

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• 2案例：A 29-year-old female has cold fingers，pallor，cyanosis and flushing in both hands every winter or when her hands are submerged in cold water for 4 years.Physical examination findings：Pulse 86/min，BP（right arm）18/10kP

  A.It is most likely to find which on physical examination( )A.Dry gangrene of the middle fingers

  B.Weak pulse in the radial and ulnar artery

  C.Pulselessness in both hands

  D.Cyanosis in both hands

  E.Atrophy of thenar and hypothenar muscles

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• 3女，28岁，两手指端反复顺序性发作苍白，发绀，潮红4年，常于寒冷或情绪波动时出现，桡动脉搏动正常，指端无溃疡，诊断为雷诺病。动静脉瘘时不会发生什么(    )

  A.肢体增粗

  B.患部出汗减少

  C.静脉血的氧饱和度增加

  D.心悸

  E.继发性静脉曲张

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• 4女，28岁，两手指端反复顺序性发作苍白，发绀，潮红4年，常于寒冷或情绪波动时出现，桡动脉搏动正常，指端无溃疡，诊断为雷诺病。下列哪项治疗是错误的(    )

  A.加强防冷，保暖

  B.中枢性交感神经阻滞药

  C.血管收缩剂

  D.上胸交感神经节切除

  E.交感神经末梢切除

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• 5治疗下肢静脉曲张并发小腿慢性溃疡最彻底的方法是(    )

  A.患肢抬高、休息

  B.弹力绷带

  C.有效抗生素

  D.正确更换敷料

  E.以上都不是

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