hematology grading morphology

microcytes, macrocytes, hyperchromia, hypochromia, poikilocytosis, Burr cells, rouleaux, agglutination 10-25%, 26-50%, 51-75%, >75%

elliptocytes 6-20%, 21-50%, 51-75%, >75%

stomatocytes, target cells, acanthrocytes, sickle cells 5-10%, 11-30%, 31-60%, >60%

polychromia 1-5%, 6-10%, 11-20%, >20%

basophilic stippling, Howell-Jolly bodies, pappenheimer bodies, blister cells, pinchered cells, schistocytes, spherocytes, teardrop cells 1-3%, 4-6%, 7-12%, >12%

anisocytosis <2x, 2-3x, 3-4x, >4x

Cabot rings, Hb C crystals, malaria, helmet cells, triangular forms, dimorphic cells report as present