Author: Najmaldin Saki Ph.D; Bita Bandar M.Sc; Mohammad Amin Vahid M.Sc; Inas Afzali Nezhad M.Sc
Category: Laboratory Hematology > Basic cell morphology >  Red Blood Cell shape abnormalities > Poikilocytosis
Published Date: 06/01/2023

This image shows peripheral blood smear of a patient diagnosed with β-thalassemia major. Poikilocytosis can be seen. This term is referred to variously-shaped red blood cells (RBCs). The RBC distribution width (RDW) is also elevated which is indicating the variation in RBCs' size.