Skip to content

Warning signs and symptoms to look out for

Discovering a clot early can help you act fast

Deep vein thrombosis (DVT) signs and symptoms

It is important to keep an eye out for symptoms of clots.  Recognising and reacting to possible symptoms fast is the best way to get ahead of DVT.

Call your doctor immediately if you experience any of the symptoms below:

Signs that a blood clot has turned into pulmonary embolism (PE)

DVT can become far more serious, if part of the clot breaks off and travels to the lungs. This is called pulmonary embolism (PE).

You should contact your local emergency room immediately if you experience any of the following symptoms:

If you are worried about clots, contact your health care team on the number you have been given. You may not have any symptoms so its important to reduce your overall risk of CAT.


Download or print a wallet card outlining the key clot symptoms that require medical attention.


UK/IE/MAT- 72246. April 2024