A blood clot that creates inside among your veins or arteries is dubbed a thrombus. A thrombus might additionally create in your heart.

A thrombus or embolus can partially or totally block the flow of blood in a blood vessel.

You are watching: A foreign object, such as a blood clot that is circulating in the blood is called

A blockage in an artery may prevent oxygen from getting to the tproblems in that area. This is called ischemia. If ischemia is not treated promptly, it deserve to bring about tproblem damage or fatality.A blockage in the vein will often reason fluid buildup and swelling.


Situations in which a blood clot is more most likely to form in veins include:

Being on permanent bed restSitting for lengthy durations, such as in a aircraft or carDuring and also after pregnancyTaking birth regulate pills or estrogen hormones (specifically in women who smoke)Long-term usage of an intravenous catheter After surgery

Blood clots are additionally even more most likely to create after an injury. People via cancer, excessive weight, and liver or kidney disease are additionally vulnerable to blood clots.

Smoking additionally rises the risk of forming blood clots.

Conditions that are passed dvery own with households (inherited) may make you even more likely to form abnormal blood clots. Inherited conditions that influence clotting are:

Factor V Leiden mutationProthrombin G20210A mutation

Other rare conditions, such as protein C, protein S, and also antithrombin III deficiencies.

A blood clot may block an artery or vein in the heart, affecting the:

Heart (angina or a heart attack)Neck or brain (stroke)

Alterindigenous Names

Clot; Emboli; Thrombi; Thromboembolus; Hypercoagulable state

Patient Instructions



Anderboy JA, Hogg KE, Weitz JI. Hypercoagulable says. In: Hoffguy R, Benz EJ, Silberstein LE, et al, eds. Hematology: Basic Principles and Practice. 7th ed. Philadelphia, PA: Elsevier; 2018:chap 140.

Schafer AI. Approach to the patient through bleeding and thrombosis: hypercoagulable claims. In: Goldmale L, Schafer AI, eds. Goldman-Cecil Medicine. 2sixth ed. Philadelphia, PA: Elsevier; 2020:chap 162.

Updated by: Todd Gersten, MD, Hematology/Oncology, Florida Cancer Specialists & Research Institute, Wellington, FL. Review provided by VeriMed Healthtreatment Network-related. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conameans, Editorial Director, and the A.D.A.M. Editorial team.

See more: The Forgotten Door By Alexander Key, The Forgotten Door

Blood ClotsRead more
NIH snucongo.org MagazineRead more
Health Topics A-ZRead even more

A.D.A.M., Inc. is acattributed by URAC, for Health Content Provider (www.urac.org). URAC"s accreditation regimen is an independent audit to verify that A.D.A.M. complies with rigorous standards of quality and also accountability. A.D.A.M. is one of the initially to accomplish this essential difference for online health and wellness information and also solutions. Find Out more around A.D.A.M."s editorial policy editorial procedure and privacy policy. A.D.A.M. is additionally a starting member of Hi-Ethics. This site adheres to the HONcode typical for trustworthy health and wellness information: verify below.


UNITED STATE National Library of Medicine8600 Rockville Pike, Bethesda, MD 20894UNITED STATE Department of Health and also Human being ServicesNational Institutes of Health
Page last updated: 01 September 2021