ASCP ASCP-MLT Question Answer
Heinz bodies occur as the result of denaturation and precipitation of hemoglobin, and are often attached to the red cell membrane. They require staining with crystal violet or methyl violet to be visible. They may be seen in thalassemia, with unstable hemoglobins, or during a hemolytic episode in G6PD deficiency.
Hematology
The intracellular precipitates seen in the RBCs in this illustration is termed: