- caseous lesion
-
(ka\'se-us)A lesion resembling cheese or curd; cheesy. Most caseous lesions are caused by M. tuberculosis.
Microbiology. Aard_Wark . 2009.
caseous lesion
Look at other dictionaries:
caseous necrosis — (= caseation) The development of a necrotic centre (with a cheesy appearance) in a tuberculous lesion … Dictionary of molecular biology
Tubercle — A small tuber, a small lump or bump. * * * 1. A nodule, especially in an anatomic, not pathologic, sense. 2. A circumscribed, rounded, solid elevation on the skin, mucous membrane, or surface of an organ. 3. A slight … Medical dictionary
necrosis — Pathologic death of one or more cells, or of a portion of tissue or organ, resulting from irreversible damage; earliest irreversible changes are mitochondrial, consisting of swelling and granular calcium deposits seen by … Medical dictionary
Tuberculosis — A highly contagious infection caused by the bacterium called Mycobacterium tuberculosis. Tubercles (tiny lumps) are a characteristic finding. Diagnosis may be made by skin test, which if positive should will be followed by a chest X ray to… … Medical dictionary
degeneration — 1. Deterioration; passing from a higher to a lower level or type. 2. A worsening of mental, physical, or moral qualities. 3. A retrogressive pathologic change in cells or tissues, in consequence of which their functions are often impaired or… … Medical dictionary
Ghon's complex — Ghon s complex, sometimes called Ranke s complex is a lesion seen in the lung that is caused by tuberculosis. The two alternative names come from the scientists Karl Ernst Ranke, or Anton Ghon, respectively. [… … Wikipedia
Disease — Illness or sickness often characterized by typical patient problems (symptoms) and physical findings (signs). Disruption sequence: The events that occur when a fetus that is developing normally is subjected to a destructive agent such as the… … Medical dictionary
Cytopathology — A pair of micrographs of a cytopathology specimen showing a 3 dimensional cluster of cancerous cells (serous carcinoma) Cytopathology (from Greek κύτος, kytos, a hollow ;[1] πάθος, pathos … Wikipedia
Melioidosis — An infectious illness, also called Whitmore s disease, that is most frequent in Southeast Asia and Northern Australia and is caused by a bacteria called Pseudomonas pseudomallei found in soil, rice paddies and stagnant waters. Humans catch the… … Medical dictionary
tuberculoma — A rounded tumorlike but nonneoplastic mass, usually in the lungs or brain, due to localized tuberculous infection. [tuberculo + G. oma, tumor] * * * tu·ber·cu·lo·ma t(y)u̇ .bər kyə lō mə n, pl … Medical dictionary
