nodule d'Aschoff

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• nodule d'Aschoff — ● nodule d Aschoff Lésion formée d une association de cellules de types divers (histiocytes, lymphocytes, plasmocytes), siégeant le plus souvent au niveau du tissu conjonctif du myocarde, et observée surtout au cours de l évolution du rhumatisme… …   Encyclopédie Universelle

• nodule — [ nɔdyl ] n. m. • 1498; lat. nodulus « petit nœud » 1 ♦ Pathol. Petite nodosité. Nodule cancéreux, tuberculeux. ⇒ tubercule. Anat. Petit renflement. Nodules des valvules aortiques du cœur. 2 ♦ (1795 ) Géol. Concrétion pierreuse qui se rencontre… …   Encyclopédie Universelle

• Aschoff, Karl Albert Ludwig — ▪ German pathologist born Jan. 10, 1866, Berlin, Prussia [now in Germany] died June 24, 1942, Freiburg im Breisgau, Ger.       German pathologist who recognized the phagocytic (capable of engulfing bacteria and other substances) activity of… …   Universalium

• Aschoff body — Asch·off body ä .shȯf n one of the tiny lumps in heart muscle that are typical of rheumatic heart disease and consist of swollen collagen, cells, and fibrils also one of the similar but larger lumps found under the skin esp. in rheumatic fever… …   Medical dictionary

• aschoff body — noun or aschoff nodule ˈäˌshȯf Usage: usually capitalized A Etymology: after Ludwig Aschoff died 1942 German pathologist : one of the tiny lumps consisting of swollen collagen, cells, and fibrils found in the heart muscle and typical of… …   Useful english dictionary

• Nodule — A small solid collection of tissue, a nodule is palpable (can be felt). It may range in size from greater than 1.0 cm (3/8 inch) to somewhat less than 2 cm (13/16 inch) in diameter. A nodule may be present in the epidermis, dermis or subcutis (at …   Medical dictionary

• Aschoff body — /ah shawf/, Pathol. any of the spindleshaped nodules found in heart tissue and associated with the myocarditis of rheumatic fever. Also, Aschoff nodule. [named after Ludwig Aschoff (d. 1942), German pathologist] * * * …   Universalium

• aschoff nodule — noun see aschoff body …   Useful english dictionary

• Aschoff body — noun a painless nodule found in Rheumatic fever …   Wiktionary

• Aschoff — Karl Ludwig, German pathologist, 1866–1942. See A. bodies, under body, A. nodules, under nodule, node of A. and Tawara, Rokitansky A. sinuses, under sinus, A. cell …   Medical dictionary

• Node — Literally a knot, a node is a collection of tissue. For example a lymph node, is a collection of lymphoid tissue. A nodule is a small node, a little collection of tissue. * * * 1. A knob or nodosity; a circumscribed swelling; in anatomy, a… …   Medical dictionary