Search results
Results from the WOW.Com Content Network
Malignancy - Wikipedia
The corresponding relative risk is 1.5 for lung cancer, [82] and 1.9 for prostate cancer. [83] For breast cancer, the relative risk is 1.8 with a first-degree relative having developed it at 50 years of age or older, and 3.3 when the relative developed it when being younger than 50 years of age. [84]
Hepatitis virus-associated hepatocarcinogenesis is a serious health concern. [31] Liver cancer in the United States is primarily due to three main factors: hepatitis C virus (HCV) (22%), hepatitis B virus (HBV) (12%) and alcohol use (47%). [32] In 2017 there will be about 40,710 new cases of liver cancer in the United States. [33]
Carcinoma is a malignancy that develops from epithelial cells. [1] Specifically, a carcinoma is a cancer that begins in a tissue that lines the inner or outer surfaces of the body, and that arises from cells originating in the endodermal , mesodermal [ 2 ] or ectodermal germ layer during embryogenesis .
Neuroblastoma comprised 28% of infant cancer cases and was the most common malignancy among these young children, at 65 cases per million infants. The leukemias as a group, at 41 per million infants, represented the next most common type of cancer, comprising 17% of all cases.
[10] Effusions: Cancers may stimulate fluid shifts in the body and lead to extracellular collections of fluid. Breast and lung cancer, for example, often cause pleural effusions, or a buildup of fluid in the lining of the lungs. Abdominal cancers, including ovarian and uterine cancers, may cause fluid buildup in the abdominal cavity.
An oncovirus or oncogenic virus is a virus that can cause cancer. [4] This term originated from studies of acutely transforming retroviruses in the 1950–60s, [ 5 ] when the term oncornaviruses was used to denote their RNA virus origin. [ 6 ]
A neoplasm (/ ˈ n iː oʊ p l æ z əm, ˈ n iː ə-/) [1] [2] is a type of abnormal and excessive growth of tissue. The process that occurs to form or produce a neoplasm is called neoplasia. The growth of a neoplasm is uncoordinated with that of the normal surrounding tissue, and persists in growing abnormally, even if the original trigger is ...