colloid cyst |
A cyst with gelatinous contents.
(05 Mar 2000) |
morgagnian cyst |
A small fluid-filled cyst attached by a slender stalk to the fimbriated end of the uterine tube; a vestigial remnant of the embryonic mesonephric duct.
Synonym: appendix vesiculosa, Morgagni's hydatid, morgagnian cyst, stalked hydatid, vesicular appendage.
(05 Mar 2000) |
mother cyst |
A hydatid cyst from the inner, or germinal, layer, from which secondary cyst's containing scoleces (daughter cyst's) are developed; sometimes tertiary cyst's (granddaughter cyst's) are developed within the daughter cyst's; occurs most frequently in the liver, but may be found in other organs and tissues; symptoms are those of a tumour of the part affected.
Synonym: parent cyst.
(05 Mar 2000) |
compound cyst |
A cyst containing several compartments formed by membranous septa.
Synonym: compound cyst.
(05 Mar 2000) |
mucous cyst |
A retention cyst resulting from obstruction in the duct of a mucous gland.
Synonym: mucocele.
(05 Mar 2000) |
wolffian cyst |
A cyst lying in the broad ligaments of the uterus and arising from any mesonephric structures.
(05 Mar 2000) |
multilocular cyst |
A cyst containing several compartments formed by membranous septa.
Synonym: compound cyst.
(05 Mar 2000) |
multilocular hydatid cyst |
A hydatid cyst of a multiloculate type, usually in the liver, caused by Echinococcus multilocularis, adults of which are in foxes; larvae (alveolar hydatid) are found chiefly in microtine rodents, but also among humans such as trappers and others handling pelts of infected foxes and other carnivores; growth is by exogenous budding and is not limited by an outer laminated membrane as in the hydatid cyst from E. Granulosus; necrosis, cavitation, contiguous spread, and death usually ensue.
Synonym: multilocular hydatid cyst, multiloculate hydatid cyst.
(05 Mar 2000) |
Cowper's cyst |
A retention cyst of a bulbourethral gland.
(05 Mar 2000) |
popliteal cyst |
A synovial cyst in the popliteal space arising from the semimembranous bursa or the knee joint.
(12 Dec 1998) |
myxoid cyst |
1. A knot or knotlike mass.
2. <anatomy> A general term for a group of nerve cell bodies located outside the central nervous system, occasionally applied to certain nuclear groups within the brain or spinal cord, for example basal ganglia.
3. <oncology, tumour> A benign cystic tumour occurring on a aponeurosis or tendon, as in the wrist or dorsum of the foot, it consists of a thin fibrous capsule enclosing a clear mucinous fluid.
(18 Nov 1997) |
posttraumatic leptomeningeal cyst |
A persistent cystic accumulation of cerebrospinal fluid with progressive loss of bone and dura, occurring at the site of a previous fracture.
(05 Mar 2000) |
haemorrhagic cyst |
A cyst containing blood or resulting from the encapsulation of a haematoma.
Synonym: blood cyst, haematocele, haematocyst, sanguineous cyst.
(05 Mar 2000) |
cyst |
<anatomy> Any closed cavity or sac that is lined by epithelium often contains liquid or semi-solid material.
Origin: Gr. Kystis = sac, bladder
(09 Oct 1997) |
cyst, baker's |
A swelling in the space behind the knee (the popliteal space) composed of a membrane-lined sac filled with synovial fluid that has escaped from the joint. Named after the British surgeon William Morrant Baker (1839-1896). Also called a synovial cyst of the popliteal space.
(12 Dec 1998) |