原发性血小板增多症是一种很少见的出血性疾病,亦称出血性血小板增多症。北京首都医院从1938年至1978年共收治15例,有5例做过报告。本例无明显出血,特报告如下。患者邢××,女,29岁,社员,病志号8087,1979年10月23日入院。患者以左上肤发现包块八个月来院检查:除自觉有时乏力和月经量增多外,均无其它自觉症状,既往健康。查体:体温36℃.脉搏72次/分,血压120/80毫米汞柱,面颊红润,左颌下淋巴结0.5×0.5厘米肿大,无压痛。心尖搏动不显,肺肝界锁骨中线第五助间,心界不大,心律规正,心率75次/分,未闻及杂音,两肺未闻及干湿罗音。肤部坦平,全肤软,肝锁骨中线助下0.5厘米。脾呈重度肿大,1—2线4厘米,1—3线12厘米,4—5线3厘米,质地中等硬度,无压痛,下肢无浮肿,骨骼无畸型。血规:白细胞16000/立方毫米:中性52％、淋巴27％、单核3％、嗜硷9％、晚幼 Essential thrombocythemia is a rare hemorrhagic disease, also known as hemorrhagic thrombocythemia. Beijing Capital Hospital admitted 15 cases from 1938 to 1978, and 5 cases reported. In this case no significant bleeding, special report is as follows. Patient Xing × ×, female, 29 years old, member, pathology number 8087, admitted to hospital on October 23, 1979. Patients found the left upper body mass eight months to check: In addition to conscious and sometimes fatigue and increase in menstrual flow, there are no other symptoms, past health. Physical examination: body temperature 36 ℃. Pulse 72 beats / min, blood pressure 120/80 mm Hg, rosy cheeks, submaxillary lymph nodes 0.5 × 0.5 cm enlargement, no tenderness. Apex beat is not significant, lung and liver clavicle midline in the fifth room, the heart is not, heart rhythm, heart rate 75 beats / min, no smell and noise, both lungs did not smell and wet and dry rales. Skin flat, all skin soft, liver clavicle midline help 0.5 cm. Spleen was severe swelling, 1-2 lines 4 cm, 1-3 lines 12 cm, 4-5 lines 3 cm, medium texture, no tenderness, lower extremity no edema, skeletal no deformity. Blood: white blood cells 16000 / cubic mm: 52% neutral, lymph 27%, mononuclear 3%, basophilic 9%, late infancy