Oncohematology

Rouleaux Formation and Plasma Cells in Peripheral Blood Smear

Clinical case: ESR 123 mm/h, anemia, thrombocytopenia, rouleaux formation, and plasma cells in peripheral blood, raising suspicion of myeloma.

📝 Patient: Male, 42 years old. ESR: 123 mm/h! 📊 Complete Blood Count results: Hemoglobin: 94 g/L Red blood cells: 3.05 million/µL White blood cells: 8.46 thousand/µL Platelets: 38 thousand/µL Red blood cell aggregation observed as “rouleaux formation” ❓ Question to colleagues: What are your diagnostic hypotheses?

🙏 Case kindly provided by biologist Rano Alieva, Moscow, LabQuest laboratory.