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
alveolar hydatid cyst — (PLATYHELMINTHES: Cestoda) A larval form of Echinococcus multilocularis comprised of many compartments containing many protoscolices that infiltrate body tissues … Dictionary of invertebrate zoology
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