- undissolved material carried by the blood and impacted in some part of the vascular system, as thrombi or fragments of thrombi, tissue fragments, clumps of bacteria, protozoan parasites, fat globules, or gas bubbles.
Origin of embolus
Examples from the Web for embolus
Success has followed opening the artery and removing the embolus.Manual of Surgery
Alexis Thomson and Alexander Miles
The danger of an embolus plugging one of the smaller arteries is great and probably happens more often than we think.Arteriosclerosis and Hypertension:
Louis Marshall Warfield
When this artery is blocked close to its origin by an embolus or thrombus, total aphasia results.
And yet the mere naming of the affliction eased her, although she had no conception of what an embolus might be.
She had still no conception of what an embolus was; but she naturally assumed that Louis could define an embolus with exactitude.
- material, such as part of a blood clot or an air bubble, that is transported by the blood stream until it becomes lodged within a small vessel and impedes the circulationCompare thrombus
Word Origin and History for embolus
1660s, "stopper, wedge," from Latin embolus "piston of a pump," from Greek embolos "peg, stopper; anything pointed so as to be easily thrust in," also "a tongue (of land), beak (of a ship)," from emballein (see emblem). Medical sense is from 1866. Related: Embolic.
- A mass, such as an air bubble, detached blood clot, or foreign body, that travels in the bloodstream and lodges in a blood vessel, thus serving to obstruct or occlude such a vessel.
- See embolism.