Hematology Hematology Hematology, also spelled haematology, is the branch of medicine concerned with the study of the cause, prognosis, treatment, and prevention of diseases related to blood. It involves treating diseases that affect the production of blood and its components, such as blood cells, hemoglobin, blood proteins, bone marrow, platelets, blood vessels, spleen, and the mechanism of coagulation. Such diseases might include hemophilia, blood clots, other bleeding disorders and blood cancers such as leukemia, multiple myeloma, and lymphoma. The laboratory work that goes into the study of blood is frequently performed by a medical technologist or medical laboratory scientist. Many hematologists
Treatment of mental disorders Benjamin Rush (1746–1813) was considered the Father of American Psychiatry for his many works and studies in the mental health field. He tried to classify different types of mental disorders, he theorized about their causes, and tried to find possible cures for them. Rush believed that mental disorders were caused by poor blood circulation, though he was wrong. He also described Savant Syndrome and had an approach to addictions. Other important early psychiatrists include George Parkman, Oliver Wendell Holmes, Sr., George Zeller, Carl Jung, Leo Kanner, and Peter Breggin. George Parkman (1790–1849) got his medical degree at the University of