No polychromasia correlates with non-responsive, anemic patients, which is characterized by all cells exhibiting the same coloration. This finding presents a guarded prognosis, pending resolution of the cause of the non-regeneration. Erythrocytic Anisocytosis Mature avian erythrocytes are oval-shaped and nucleated. Less mature cells are rounder in shape and more basophilic in color. Anisocytosis describes the degree of variability of cell size.
Laboratories employ a variety of schemes to describe and quantitate the degree of anisocytosis.