Some pathology definitions 01-07-2015d1234

2015-01-07

-fibrosis: the thickening and scarring of connective tissue, usually as a result of injury.
-neoplasia: the presence or formation of new, abnormal growth of tissue.
-hyperplasia: the enlargement of an organ or tissue caused by an increase in the reproduction rate of its cells, often as an initial stage in the development of cancer.
-lymphoma: cancer of the lymph nodes.
-histiocytic sarcoma: Histiocytic sarcoma is a malignant form of cancer that starts in tissue-based white blood cells called histiocytes
-hemangiosarcoma: a sarcoma arising from the lining of blood vessels; that is, blood-filled channels and spaces are commonly observed microscopically.
-adenoma: a benign tumour formed from glandular structures in epithelial tissue.
-carcinoma: a cancer arising in the epithelial tissue of the skin or of the lining of the internal organs
-Hypertrophy: the enlargement of an organ or tissue from the increase in size of its cells.
-Degenerative process: Degeneration refers to the process by which tissue deteriorates and loses its functional ability due to traumatic injury, aging and wear and tear.
-Ulcer: an open sore on an external or internal surface of the body, caused by a break in the skin or mucous membrane which fails to heal. Ulcers range from small, painful sores in the mouth to bedsores and serious lesions of the stomach or intestine.
-Inflammatory process: The reaction of a part of the body to injury or infection, characterized by swelling, heat, redness, and pain. The process includes increased blood flow with an influx of white blood cells and other chemical substances that facilitate healing.

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