glomus cell

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Related to glomus cell: glomus tumor, Glomus body

glomus cell

1 an epithelioid cell surrounding a coiled arteriovenous anastomosis of a glomus body.
2 a modified smooth muscle cell.


pl. glomera [L.] a small histologically recognizable body composed primarily of fine arterioles connecting directly with veins, and having a rich nerve supply.

glomus caroticum
carotid body.
glomus cell
a specialized cell of the carotid body.
glomus choroideum
an enlargement of the choroid plexus of the lateral ventricle.
glomus tumor
neoplasm of one of the chemoreceptors. Tumors of the glomus jugulare have been reported in a dog.
References in periodicals archive ?
Since glomus cells share many features of smooth muscle cells, intravascular spread of glomus tumors may be similar to that seen in intravascular leiomyomatosis.
In summary, the multiple glomus tumors in the chest wall of this young man are best categorized as glomangiomyomas, owing to the presence of prominent smooth muscle bundles admixed with glomus cells.
DISCUSSION: Glomus tumors are thought to represent neoplastic proliferations of modified smooth muscle cells, called glomus cells, located in the walls of the Sucquet-Hoyer canal, a specialized arteriovenous anastomosis found most often in the fingers and play an important role in thermoregulation.
Glomus tumors are classified into solid glomus tumors, glomangiomas, or glomangiomyomas according to the predominant histologic component present, that is, glomus cells, vascular spaces or blood vessels (angiomatoid), or smooth muscle fibers, respectively.