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
History of mental disorders considered as an imbalance of the yin and yang because optimum health arises from balance with nature. China was one of the earliest developed civilizations in which medicine and attention to mental disorders were introduced (Soong, 2006)As in the West, Chinese views of mental disorders regressed to a belief in supernatural forces as causal agents. From the later part of the second century through the early part of the ninth century, ghosts and devils were implicated in “ghostevil” insanity, which presumably resulted from possession by evil spirits. The “Dark Ages” in China, however, were neither so severe (in terms of