雷诺综合征是血管神经功能紊乱所引起的肢端小动脉痉挛性疾病,以阵发性四肢肢端(主要是手指)对称的间歇发白、发绀和潮红为其临床特点。常为情绪激动或受寒冷所诱发,本病多见于女性,于寒冷季节发作较重。雷诺综合征的病因仍不完全明确,内科治疗主要是保暖、扩血管等,但疗效欠理 Raynaud’s syndrome is an arteriolar spasmodic disease caused by dysfunction of vascular nerves. It is characterized by intermittent whiteness, cyanosis and flushing, which are symmetrical in extremities and extremities (mainly the fingers). Often emotional or induced by the cold, the disease more common in women, severe episodes in the cold season. Reynolds syndrome is still not completely clear the cause of the medical treatment is mainly warm, vasodilator, etc., but the efficacy of underreporting