hydatid cyst

hydatid cyst
a cyst formed during the larval stage of tapeworms of species Echinococcus; it contains daughter cysts that contain many scoleces. There are two types, the alveolar or multilocular hydatid cyst and the unilocular hydatid cyst. Called also echinococcal or echinococcus c. and hydatid. See also hydatid disease, under disease.

Hydatid cyst of liver.

Medical dictionary. 2011.

Look at other dictionaries:

  • hydatid cyst — Large cyst in the viscera of sheep cattle or man following ingestion of eggs of the tapeworm Echinococcus granulosus, a cestode. In the normal host the eggs develop into intestinal worms but in abnormal hosts the larvae penetrate through the wall …   Dictionary of molecular biology

  • hydatid cyst — noun see hydatid 1 …   Useful english dictionary

  • hydatid cyst — (PLATYHELMINTHES: Cestoda) Metacestode of Echinococcus, with many protoscolices, some budding inside secondary brood cysts …   Dictionary of invertebrate zoology

  • alveolar hydatid cyst — a hydatid cyst with multiple loculi (small irregular cavities) that may contain scolices but generally little fluid; it is formed by larvae of Echinococcus multilocularis and tends to enlarge by budding since it has a poorly developed hyaline… …   Medical dictionary

  • multilocular hydatid cyst — see alveolar hydatid cyst …   Dictionary of invertebrate zoology

  • osseous hydatid cyst — a type of hydatid cyst formed by the larvae of Echinococcus granulosus, and found in bone, which may become weakened and eroded by the exuberant growth …   Medical dictionary

  • unilocular hydatid cyst — the usual kind of hydatid cyst, having a single loculus or cavity, seen in infections with Echinococcus granulosus and E. vogeli …   Medical dictionary

  • multilocular hydatid cyst — alveolar hydatid c …   Medical dictionary

  • hydatid — 1. SYN: h. cyst. 2. A vesicular structure resembling an Echinococcus cyst. [G. hydatis, a drop of water, a hyatid] Morgagni h. SYN: vesicular appendages of epoophoron, under appendage. nonpedunculated h. SYN: appendix of …   Medical dictionary

  • Cyst — This article is about cysts in the body. For the ICAO airport code CYST, see St. Theresa Point Airport. For hard shelled resting stages of some small organisms, see Microbial cyst. Cyst Classification and external resources …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”