The scientific study of illness causes is known as aetiology. The aetiology of an illness or condition in medicine refers to the numerous researches conducted to establish one or more elements that combine to cause the disease. The scientific study of illness causes is known as aetiology. The aetiology of an illness or condition in medicine refers to the numerous researches conducted to establish one or more elements that combine to create the ailment. The fundamental cause of epilepsy is known as aetiology, and it is not to be confused with epilepsy syndrome, which is an electroclinical entity. The aetiology of the patient's illness must be addressed from the moment the patient enters the physician's care, as it can not only aid in more exact classification, but it can also have a significant impact on treatment options and response, as well as overall prognosis.
The science or study of blood, blood-forming organs, and blood illnesses is known as haematology. Hematologists are specialists who focus on the diagnosis and treatment of blood and related structures such as the bone marrow. Clinical history and examination, blood parameter measurement, and microscopic inspection of blood films, bone marrow aspirates, and trephine samples are used to diagnose haematological diseases.