hydatid sand
Free protoscolices forming the sediment in a hydatid cyst.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • hydatid sand — sediment that floats freely in the fluid of a hydatid cyst after rupture of brood capsules, consisting of scolices and cellular debris …   Medical dictionary

  • sand — The fine granular particles of quartz and other crystalline rocks, or a gritty material resembling s.. [A.S.] brain s. SYN: corpora arenacea, under corpus. hydatid s. the scoleces, daughter cysts, hooks, and calcareous corpuscles of Echinococcus… …   Medical dictionary

  • Cyst — A closed sac or capsule, usually filled with fluid or semisolid material. * * * 1. A bladder. 2. An abnormal sac containing gas, fluid, or a semisolid material, with a membranous lining. SEE ALSO: pseudocyst. [G. kystis, bladder] adventitious c.… …   Medical dictionary

  • Échinococcose hydatique — Hydatidose L’hydatidose ou échinococcose hydatique est une maladie provoquée par l ingestion d œufs d Echinococcus granulosus provenant du chien, hôte définitif habituel du ténia échinocoque. Cette maladie potentiellement mortelle peut également… …   Wikipédia en Français

  • flatworm — /flat werrm /, n. any worm of the phylum Platyhelminthes, having bilateral symmetry and a soft, solid, usually flattened body, including the planarians, tapeworms, and trematodes; platyhelminth. [1895 1900; FLAT1 + WORM] * * * or platyhelminth… …   Universalium

  • List of cutaneous conditions — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. See also: Cutaneous conditions, Category:Cutaneous conditions, and ICD 10… …   Wikipedia

  • Sign — Any abnormality that indicates a disease process, such as a change in appearance, sensation, or function, that is observed by a physician when evaluating a patient. * * * 1. Any abnormality indicative of disease, discoverable on examination of… …   Medical dictionary

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