Oncology
Oncology is the branch of medicine that studies tumors ( cancer ) and seeks to understand their development, diagnosis, treatment, and prevention. A medical professional who practices oncology is an oncologist. The term originates from the Greek onkos (ογκος), meaning bulk, mass, or tumor and the suffix -ology, meaning "study of". The oncologist often coordinates the multidisciplinary care of cancer patients, which may involve physiotherapy, counselling, clinical genetics, to name but a few. On the other hand, the oncologist often has to liaise with pathologists on the exact biological nature of the tumor that is being treated. Oncology is concerned with: The diagnosis of cancer Therapy (e.g., surgery, chemotherapy, radiotherapy and other modalities) Follow-up of cancer patients after successful treatment Palliative care of patients with terminal malignancies Ethical questions surrounding cancer care Screening efforts: of populations, or of the relatives of patients (in type