• Chronic lymphocytic leukemia
• Chronic myelogenous leukemia

Dr Ayalew Tefferi was born in Addis Ababa, Ethiopia, and migrated to the United States in 1982 after completing his medical school education at the University of Athens in Athens, Greece. Dr Tefferi received his hematology training at the Mayo Clinic in Rochester, Minnesota, before joining the staff at the Mayo Clinic College of Medicine, Division of Hematology in the Department of Medicine. He is currently a full professor in hematology and internal medicine. Dr Tefferi is primarily engaged in direct patient care. His clinical and laboratory interests focus on myeloid disorders including polycythemia vera, essential thrombocythemia, myelofibrosis, chronic myeloid leukemia, myelodysplastic syndrome, acute leukemia, and the atypical myeloproliferative disorders, including hypereosinophilic syndrome and systemic mastocytosis. His academic and research achievements have been copious and include over 800 publications, including books, book chapters, original articles, reviews, editorials, letters, and abstracts.