Codman's triangle

Codman's triangle
a triangular area of new bone seen on X-ray at the edge of a malignant bone tumour resulting from elevation of the periosteum by malignant tissue. It is most often seen in osteosarcoma.
E. A. Codman (1869-1940), US surgeon

Medical dictionary. 2011.

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Look at other dictionaries:

  • Codman sign triangle — Cod·man sign, triangle (kodґmən) [Ernest Amory Codman, American surgeon, 1869–1940] see under sign and triangle …   Medical dictionary

  • Codman's triangle — a triangular area of new bone seen on X ray at the edge of a malignant bone tumour resulting from elevation of the periosteum by malignant tissue. It is most often seen in osteosarcomas. [A. Codman (1869–1940), US surgeon] …   The new mediacal dictionary

  • Codman triangle — (previously referred to as Codman s triangle) is a term used to describe the triangular area of new subperiosteal bone that is created when a lesion, often a tumour, raises the periosteum away from the bone. [1] A Codman triangle is not actually… …   Wikipedia

  • Codman — may refer to: People: Charles Codman (1800–1842), a landscape painter of Portland, Maine Charles Codman Cabot, an American jurist Charles R. Codman (1893–1956), an American author, wine expert, and aide to General George S. Patton during World… …   Wikipedia

  • Треугольник Кодмэна (Codman'S Triangle) — характерная тень на рентгенограмме при саркоме Юинга: появление треугольной затемненной области на поверхности кости в результате возвышения надкостницы за счет разрастания в ней злокачественной опухоли (в очень запущенных случаях может даже… …   Медицинские термины

  • triangle — In anatomy and surgery, a three sided area with arbitrary or natural boundaries. SEE ALSO: trigonum, region. [L. triangulum, fr. tri , three, + angulus, angle] anal t. [TA] the posterior portion of the perineal region through which the …   Medical dictionary

  • Codman — Ernest Amory, U.S. surgeon, 1869–1940. See C. triangle, C. tumor …   Medical dictionary

  • Codman triangle — a triangular area visible radiographically where the periosteum, elevated by a bone tumor, rejoins the cortex of normal bone …   Medical dictionary

  • Paradoxe de Codman — Le paradoxe de Codman est un paradoxe (une proposition surprenante) relié au mouvement du bras. Le paradoxe a été énoncé par le chirurgien américain Ernest Amory Codman (en). Sommaire 1 Définition …   Wikipédia en Français

  • Osteosarcoma — Classification and external resources Intermediate magnification micrograph of an osteosarcoma (center and right of image) adjacent to non malignant bone (left bottom of image). The top right of the image has poorly differentiated tumor. Osteoid… …   Wikipedia

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