Seminars in hematology

Autoimmune hemolytic anemia (AIHA) is a heterogeneous disease usually classified as warm, cold [cold agglutinin disease (CAD)] or mixed, according to the thermal range of the autoantibody. Diagnosis is based on the direct antiglobulin test …

Pregnancy induces a number of physiologic changes that affect the hematologic indices, either directly or indirectly. Recognizing and treating hematologic disorders that occur during pregnancy is difficult owing to the paucity of evidence a…

The onset of postpolycythemic myeoloid metaplasia or spent polycythemia has been recognized for many years. As the result of many different series, the development of postpolycythemic myeolid metaplasia might be expected in from 15%-20% of …