Background:
Hasan Reşat Sığındım lived between 1884 and 1971. He was graduated firstly from Kadırga Civilian Medical School in 1905. He became a dermatology specialist in 1909. He began to the speciality of physiology in Germany in 1909. Dr. Hasan Reşat established Kabul Medical Faculty in 1933. He worked as a clinical chef of the Department of Skin and Venereal Disease of Haydarpaşa Numune Hospital between 1941-1953. He contributed to Turkish and World Medicine with the diagnosis of ‘Monocytic Leukemia’ when he was at 29 years-old.
Keywords: Hasan Reşat Sığındım, monocytic leukemia