真性红细胞增多症(PV)是一种克隆性以红细胞增多为主的慢性骨髓增生性疾病,进展隐匿,全身多系统的血栓事件是最主要的并发症,且常以之为首诊原因。现介绍一病例,并结合文献对 PV 的危险因素和治疗干预进行复习。病例资料患者,女性,60岁。2002年9月因左下腹隐痛2周就诊于我院消化科,查体:腹平软,未及肠型或胃型,左下腹轻压痛,无反跳痛,肠鸣音正常。血常规示:白细胞9.4×10~9/L,中性粒细胞0.806,血红蛋白183 g/L,红细胞6.34×10~(12)/L,血小板314×10~9。遂 Polycythemia vera (PV) is a clonal erythrocytosis-predominant chronic myeloproliferative disorder. Progressive occlusion and systemic multi-system thrombotic events are the most common complications and are often the first reason for this. A case is now introduced, combined with literature on PV risk factors and treatment intervention review. Case information Patient, female, 60 years old. September 2002 due to left lower quadrant pain 2 weeks treatment in our hospital Gastroenterology, physical examination: abdominal soft, not intestinal or gastric type, left lower quadrant mild tenderness, no rebound pain, bowel sounds normal. Blood showed: white blood cells 9.4 × 10 ~ 9 / L, neutrophils 0.806, hemoglobin 183 g / L, red blood cells 6.34 × 10-12 / L, platelets 314 × 10-9. Then