What Are the Basics of Deep Vein Thrombosis?

How to define deep vein thrombosis?

Deep vein thrombosis (DVT) occurs when blood clots form in one or more of the deep veins in your body, usually in the legs.

Deep vein thrombosis can be life-threatening, because blood clots in your veins can break, travelling through bloodstream and lodging in your lungs.

Certain medical conditions may lead to deep vein thrombosis. DVT can also lead to several health problems, such as pulmonary embolism, postphlebitic syndrome, etc.


What causes deep vein thrombosis?

Many factors can increase your risk of developing deep vein thrombosis (DVT), which include:

  • Prolonged bed rest, such as during a long hospital stay, or paralysis.
  • Smoking
  • Injury or surgery
  • Cancer
  • Heart failure
  • Obesity
  • Pregnancy
  • Birth control pills
  • Hormone replacement therapy
  • Inflammatory bowel disease
  • Sitting for long periods of time
  • Family history of deep vein thrombosis


What are the symptoms of deep vein thrombosis?

In mild cases of deep vein thrombosis, signs and symptoms can include:

  • Swelling in one or both legs

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