海量資源,盡在掌握
 單位體積外周血中紅細(xì)胞計(jì)數(shù)、血紅蛋白含量與紅細(xì)胞比容高于正常值即為紅細(xì)胞增多。紅細(xì)胞增多可分為相對(duì)性增多和絕對(duì)性增多。相對(duì)性增多見于血液濃縮,絕對(duì)性增多又可按照病因不同分為原發(fā)性紅細(xì)胞增多和繼發(fā)性紅細(xì)胞增 (共 174 字) [閱讀本文] >>