blood clot

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1. a semisolidified mass, as of blood or lymph; called also coagulum.
2. coagulate. See also clotting.
blood clot a coagulum in the blood stream formed of an aggregation of blood factors, primarily platelets, and fibrin with entrapment of cellular elements; see also thrombus. Some authorities differentiate thrombus formation from simple coagulation or clot formation. Called also cruor.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

blood clot

the coagulated phase of blood; the soft, coherent, jelly-like red mass resulting from the conversion of fibrinogen to fibrin, thereby entrapping the red blood cells (and other formed elements) within the coagulated plasma.
Farlex Partner Medical Dictionary © Farlex 2012

blood clot

A semisolid gelatinous mass of coagulated blood that consists of red blood cells, white blood cells, and platelets entrapped in a fibrin network.

blood clotting n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

blood clot

Hematology Thrombus, see there; the conversion of blood from a liquid form to solid through coagulation. See Atherosclerotic plaque, Coagulation, Embolism, Thrombus.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.


, pl. thrombi (throm'bŭs, -bī)
A clot in the cardiovascular system formed during life from constituents of blood; it may be occlusive or attached to the vessel or heart wall without obstructing the lumen (mural thrombus).
Synonym(s): blood clot.
[L. fr. G. thrombos, a clot]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Blood clot

A dense mat formed by certain components of the blood stream to prevent blood loss.
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.


, pl. thrombi (throm'bŭs, -bī)
A clot in the cardiovascular system formed during life from constituents of blood; it may be occlusive or attached to the vessel or heart wall without obstructing the lumen (mural thrombus).
Synonym(s): blood clot.
[L. fr. G. thrombos, a clot]
Medical Dictionary for the Dental Professions © Farlex 2012

Patient discussion about blood clot

Q. What causes blood clots? My father had a heart attack which was caused by a blood clot. Am I at risk for developing blood clots too? How do I prevent it from happening?

A. I found a website that checks your risks for inheriting your family's illness, including blood clots. They have a test you can do which is called "Free Risk Assessment for Thrombophilia":

Q. How can I prevent blood clots? I am 45 years old and am supposed to go on a business trip overseas. The flight itself is 12 hours long and then I have to continue traveling by bus. Could this cause me to have blood clots? If so, how can I prevent it?

A. Always walk as much as you can on the plane. Also, rotate your ankels in circles. Sometimes try to use your ankels and make the alphabet with them. Have fun..

Q. very dark blood clots @ first sight of period? At first sight of period, instead of normal rosy spotting it's brownish spotting followed by small clots.

A. totally agree with hottie, most likely that will be in normal range of variation. unless you feel some unusual pain, then you need to find medical advice. but it is also suggested for you to go to your ob-gyn doctor for a regular checkup anyway.
stay healthy always..

More discussions about blood clot
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References in periodicals archive ?
Venous thromboembolism (VTE) refers to a wide range of blood clots.
"Also 80 per cent of patients having a knee replacement subsequently suffer from blood clots," he adds.
Such medical miracles weren't possible 15 years ago when the only way to remove a life- threatening blood clot was to do an open skull surgery.
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Cancer treatment also may raise the risk of blood clots. "When chemotherapy drugs destroy cancer cells, these cells release substances that increase clotting factors in the blood," Dr.
We have found this method to be an improvement over those previously reported because it: (a) minimizes the handling of the clot and the barrier imposed by the separation gel, (b) minimizes the possible contamination of the blood clot by both the separation gel and external factors, (c) maximizes the fragmentation of the clot, thereby enhancing the yield of DNA, (d) allows for the expedited processing of a large volume of samples, and (e) minimizes exposure of the handler to potential blood-borne pathogens.
A blood clot in an artery of the heart, such as the coronary artery is known as a heart attack, or myocardial infarction.
The phase I/II multicenter clinical trial will enroll a total of 24 patients whose kidney dialysis access grafts have become blocked due to blood clots. In these studies, microbubbles will be administered to the clot- blocked graft and ultrasound will be applied.
New evidence confirming the existance of so-called economy class syndrome - potentially fatal blood clots caused by long-distance air travel - was published today.
The 28-year-old fitness fanatic from Newport, South Wales, died from a blood clot brought on by sitting in a cramped seat for 20 hours on a 10,000-mile journey from Australia.
* Good studies haven't consistently shown that garlic lowers cholesterol, blood pressure, or blood sugar, or that it prevents heart attacks, cancer, or blood clots.
The most common type of stroke, ischemic (or non-hmorrhagic), is caused by a restriction of blood to the brain caused by a blood clot. Researchers found that adults who consumed one or two drinks a day had 45% less risk of this type of stroke as those who did not drink.