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真性红细胞增多症产生的神经症状多种多样, 有头痛、眩晕、卒中、视觉障碍、耳鸣、感觉异常,等等,但合并舞蹈症者少见。本文报告2例,皆为70岁以上的妇女,表现为肢体、躯干、口-面-舌肌肉不自主的舞蹈样动作,神经精神检查正常,面部发红,血压高,脾脏不大。血常规检查示红细胞计数6×10~6个/mm~3,血红蛋白18.5g/100ml,诊为真性红细胞增多症,予以静脉放血治疗(一例放血4次,共放血250ml;另一例放血400ml)后,舞蹈动作明显减少。作者复习文献后指出:红细胞增多症性舞蹈症(PC)多见于60岁以上的老年妇女,男女之比1:2.4。通常发病缓慢,但也可突然发作,急剧恶化,
Polyneuropathy produces a variety of neurological symptoms, headache, dizziness, stroke, visual impairment, tinnitus, sensory abnormalities, etc., but rare cholelithiasis. This article reports 2 cases, all women over the age of 70, manifested as limbs, trunk, mouth - noodle - tongue involuntary dance-like movements, normal neuropsychiatric tests, facial redness, high blood pressure, spleen is not large. Blood routine examination showed red blood cell count of 6 × 10 ~ 6 / mm ~ 3, hemoglobin 18.5g / 100ml, diagnosed as polycythemia vera, to be venous blood treatment (one case of bleeding four times, a total of 250ml bleeding; , Dance moves significantly reduced. After reviewing the literature, the author pointed out that: Polycythemia chorea (PC) is more common in older women over the age of 60, the ratio of men to women is 1: 2.4. Usually slow onset, but also sudden attack, rapid deterioration,