A blood gerean that creates inside one of her veins or arteries is referred to as a thrombus. A thrombus may also kind in your heart.

A thrombus or embolus can partly or fully 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 reaching the organization in the area. This is referred to as ischemia. If ischemia is no treated promptly, it deserve to lead to tissue damages or death.A blockage in the vein will often cause fluid buildup and swelling.

Causes


Situations in i beg your pardon a blood clot is much more likely to form in veins include:

Being on long-term bed restSitting for long periods, such together in a aircraft or carDuring and after pregnancyTaking birth regulate pills or estrogen hormones (especially in women who smoke)Long-term use of an intravenous catheter after ~ surgery

Blood clots room also more likely to kind after one injury. People with cancer, obesity, and liver or kidney disease are likewise prone come blood clots.

Smoking likewise increases the threat of creating blood clots.

Conditions that are passed under through households (inherited) might make you an ext likely to form abnormal blood clots. Inherited problems that affect 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 might block one artery or vein in the heart, affecting the:

Heart (angina or a love attack)Neck or mind (stroke)

Alternative Names


Clot; Emboli; Thrombi; Thromboembolus; Hypercoagulable state


Patient Instructions


Images


References


Anderson JA, Hogg KE, Weitz JI. Hypercoagulable states. In: Hoffman R, Benz EJ, Silberstein LE, et al, eds. Hematology: an easy Principles and also Practice. 7th ed. Philadelphia, PA: Elsevier; 2018:chap 140.

Schafer AI. Technique to the patient through bleeding and thrombosis: hypercoagulable states. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 26th ed. Philadelphia, PA: Elsevier; 2020:chap 162.



Updated by: Todd Gersten, MD, Hematology/Oncology, Florida Cancer experts & research study Institute, Wellington, FL. Review noted by VeriMed healthcare Network. Also reviewed through David Zieve, MD, MHA, medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.

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page last updated: 01 September 2021