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Deep vein thrombosis

Deep vein thrombosis

Dr. Syeda Aafia
Written By Dr. Syeda AafiaMBA, BDS
Reviewed By Dr. Rajeev Sharma
MBA, MBBS
Last updated on: 07 Nov 2025 | 10:33 AM (IST)
Also known as DVT, Blood clot in the leg, or Thromboembolism
Overview

Deep Vein Thrombosis (DVT) is a condition in which a blood clot forms in a deep vein, most commonly in the legs, typically in the thigh or lower leg. DVT can occur due to prolonged immobility, like long flights or bed rest, surgery, injury to veins, pregnancy, certain medications (like hormone therapy), or medical conditions like cancer.

 

 

Though some people may have no symptoms, swelling, pain, or tenderness (often in one leg), warmth, and redness in the affected area are some of the common symptoms of DVT. Risk factors include being over 60, obesity, smoking, a family history of blood clots, or having a clotting disorder. 

 

 


These clots can partially or completely block blood flow, leading to pain and swelling. If the clot breaks free, it can travel to the lungs and cause a life-threatening complication called pulmonary embolism (PE). Treatment involves anticoagulant (blood-thinning) medications, compression stockings, and lifestyle modifications to reduce the recurrence of symptoms.

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Overview
Key Facts
Symptoms
Causes
Risk factors
Diagnosis
Specialist to visit
Prevention
Treatment
Complications
Alternatives therapies
Living with
FAQs
References