Published on March 02, 2026

Questions to Ask Your Doctor After Having a Blood Clot

Image of a doctor's hand, chest, and stethoscope and then a question mark coming off the table.

Having a blood clot can be scary. You may feel worried, confused, or unsure about what comes next. Asking the right questions can help you understand your condition and feel more in control of your health.

Use this guide to help you talk with your doctor after a blood clot.

What is a blood clot?

A blood clot forms when blood partially solidifies in a vessel, which acts as the body's highway system, transporting blood from the heart. There are three types of blood vessels:

  • Arteries, which carry blood away from the heart.
  • Veins, which carry blood back to your heart.
  • Capillaries, which connect your arteries and veins.

What kind of blood clot did I have?

Blood clots can form anywhere in your body's 60,000 miles of blood vessels, but they’re most likely to happen in veins. The most common types of venous blood clots are:

  • Deep vein thrombosis (DVT): Clots that form in the deep veins, usually in the legs, blocking blood flow.
  • Pulmonary embolism (PE): If a DVT breaks off and travels to the lungs, it can cause a PE, which is a clot that moves to other parts of the body.

Knowing the type of clot helps you understand your risks and treatment.

What caused my blood clot?

Sometimes blood clots have a clear cause, and sometimes they do not. Ask:

  • Do you know what caused my clot?
  • Was it related to surgery, travel, illness, or pregnancy?
  • Do I have a condition that makes clots more likely?

This information can help prevent future clots.

What medications do I need to take?

While the chosen treatment approach for a blood clot depends on size, location, and how long it has been present, many people take blood-thinning medicine after a clot. Ask:

  • What medication am I taking and why?
  • How long will I need to take it?
  • What should I do if I miss a dose?
  • Are there side effects to these medications?

Make sure you understand how and when to take your medicine safely.

Can I return to normal activities?

You may wonder when life can go back to normal. Ask:

  • When can I return to work or school?
  • Is it safe to exercise?
  • Are there activities I should avoid?

Your doctor can help you ease back into daily routines safely.

Am I at risk for another blood clot?

Some people have a higher chance of future clots. Ask:

  • What is my risk of having another clot?
  • Are there lifestyle changes I should make?
  • Do I need follow-up testing?

Understanding your risk helps you stay alert and prepared.

Take Notes and Speak Up

Bring a notebook or use your phone to write down answers. It’s okay to ask questions more than once. Your doctor is there to help you understand and feel confident about your care.

If something doesn’t make sense, speak up—you deserve clear answers about your health.

Jacob Frisbie, D.O., is a vascular surgeon with MyMichigan Health and is a member of the comprehensive heart and vascular team.