Wintrobe 1934 erythrocyte indices: microcytic <80 fL (Fe-deficiency / thalassemia), normocytic 80-100 fL (chronic-disease), macrocytic >100 fL (B12/folate / MDS); guides workup.
Wintrobe 1934 erythrocyte indices: microcytic <80 fL (Fe-deficiency / thalassemia), normocytic 80-100 fL (chronic-disease), macrocytic >100 fL (B12/folate / MDS); guides workup.