Read the finding
Haematology · Pattern recognition
Read-the-blood-film
9 findings. Cover the answers and work down the list — then flip it and predict the finding from the diagnosis.
Blasts with Auer rodsAcute myeloid leukaemia
Smear / smudge cellsChronic lymphocytic leukaemia
Tear-drop cells + leucoerythroblastic filmMyelofibrosis
Schistocytes (red-cell fragments)Microangiopathy (TTP/HUS/DIC)
SpherocytesHereditary spherocytosis or autoimmune haemolysis
Bite cells + Heinz bodiesG6PD deficiency
Howell-Jolly bodiesHyposplenism
Hypersegmented neutrophils + oval macrocytesB12 / folate deficiency
RouleauxMultiple myeloma