单纯红细胞型再生障碍性贫血(以下简称PRCA)是一种与免疫有关的红细胞生成选择性受抑制的贫血。现报告2例如下。例1,女性,25岁,因进行性头晕、面色苍白乏力1年余而住院。体检:T36.7℃,BP110/70mmHg。外观中度贫血。巩膜无黄染,皮肤粘膜未见出血点及紫癜。全身浅表淋巴结未触及。实验室检查:Hb5.6g％,血白细胞4600/mm~2,分类正常,血小板15.6万 Simple erythrocytic aplastic anemia (hereinafter referred to as PRCA) is an immune-related erythropoietin selectively inhibited by anemia. The following two reports are as follows. Example 1, female, 25 years old, hospitalized due to progressive dizziness, paleness and fatigue for more than one year. Physical examination: T36.7 ℃, BP110 / 70mmHg. Appearance of moderate anemia. Sclera no yellow dye, skin and mucous membrane no bleeding and purpura. Whole body superficial lymph nodes not touched. Laboratory tests: Hb5.6g%, white blood cells 4600 / mm ~ 2, normal classification, platelets 156,000