For Patients

Do you know the symptoms of a blood clot?

Deep Vein Thrombosis (DVT):

A clot that typically is in one leg (can also be in arm). Symptoms range from mild to severe; may involve the foot, ankle, calf, whole leg or arm.

  • Pain
  • Swelling
  • Discoloration (bluish or reddish)
  • Warmth

Pulmonary Embolism:

A blood clot in the lungs

  • Shortness of breath
  • Chest pain (may be worse with deep breath)
  • Unexplained cough (may cough up blood)
  • Unexplained rapid heart rate

If you have any of these symptoms, get medical help right away!

Are you at risk for a blood clot?

Factors that increase risk


  • Hospitalization
  • Prolonged sitting

Surgery and Trauma:

  • Major surgery (pelvis, abdomen, hip, knee)
  • Bone fracture or cast
  • Catheter in a big vein

Increased estrogen:

  • Birth control pills, patches, rings
  • Pregnancy, for up to 6 weeks after giving birth
  • Hormone therapy

Medical conditions:

  • Cancer and its treatment
  • Heart failure

Other risk factors:

  • Previous blood clot
  • Family history of clots
  • Clotting disorder
  • Obesity
  • Smoking

Click here to learn more about deep vein thrombosis and pulmonary embolism including subtle symptoms and how clots are diagnosed.