骨髓增生性全血细胞减少症为一种原因不明的贫血.临床表现为严重贫血,出血,感染,肝脾及淋巴结无肿大等与再生障碍性贫血相似.实验室检查特点为周围血象呈全血细胞减少,骨髓经多部位,反复骨穿始终为增生活跃或明显活跃、但巨核细胞明显减少或缺如本文报道5例,并对与该病相似而易混淆的增生型再生障碍性贫血及白血病前期进行了鉴别. Myeloproliferation pancytopenia is an unknown cause of anemia. Clinical manifestations of severe anemia, bleeding, infection, liver and spleen and lymph node enlargement and aplastic anemia is similar to other laboratory tests characterized by peripheral blood was whole blood cells Reduce the bone marrow by multiple sites, repeated bone penetration is always hyperplasia or significantly active, but significantly reduced or missing megakaryocytes reported in 5 cases, and the disease is similar and confusing proliferative aplastic anemia and pre-leukemia Have been identified.