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Oncology is a branch of medicine that deals with the study, treatment, diagnosis, and prevention of cancer. A medical professional who practices oncology is an oncologist. [1] The name's etymological origin is the Greek word ὄγκος (ónkos), meaning "tumor", "volume" or "mass". [2] Oncology is concerned with:
cancer: Greek καρκίνος (karkínos), crab carcinoma: cardi-of or pertaining to the heart: Greek καρδία (kardía), heart cardiology: carp-of or pertaining to the wrist: Latin carpus < Greek καρπός (karpós), wrist; NOTE: This root should not be confused with the mirror root carp(o)- meaning fruit. carpal, carpopedal spasm ...
Unlike diagnostic efforts prompted by symptoms and medical signs, cancer screening involves efforts to detect cancer after it has formed, but before any noticeable symptoms appear. [161] This may involve physical examination, blood or urine tests or medical imaging. [161] Cancer screening is not available for many types of cancers. Even when ...
Chemotherapy is one of the major categories of the medical discipline specifically devoted to pharmacotherapy for cancer, which is called medical oncology. [1] [2] The term chemotherapy now means the non-specific use of intracellular poisons to inhibit mitosis (cell division) or to induce DNA damage (so that DNA repair can augment chemotherapy ...
The TNM Classification of Malignant Tumors (TNM) is a globally recognised standard for classifying the anatomical extent of the spread of malignant tumours (cancer). It has gained wide international acceptance for many solid tumor cancers, but is not applicable to leukaemia or tumors of the central nervous system.
Cancer patient treatment and studies were restricted to individual physicians' practices until World War II when medical research centres discovered that there were large international differences in disease incidence. This insight drove national public health bodies to enable the compilation of health data across practices and hospitals, a ...
A report from the U.S. surgeon general suggested that labels on alcoholic drinks should warn about cancer risk. Doctors expressed their agreement. For people wondering about the long-term damage ...
Malignancy (from Latin male 'badly' and -gnus 'born') is the tendency of a medical condition to become progressively worse; the term is most familiar as a characterization of cancer. A malignant tumor contrasts with a non-cancerous benign tumor in that a malignancy is not self-limited in its growth, is capable of invading into adjacent tissues ...