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What Is a Transesophageal Echocardiogram (TEE)?

transesophageal echocardiogram

A TEE is a specialized type of echocardiography that uses a thin, flexible probe inserted through your mouth and into your esophagus (the “food pipe”). Because the esophagus sits close to the heart , this method captures highly detailed images of your heart’s structure and function—often clearer than a standard echocardiogram (which uses a wand on your chest).

Think of it like using a camera with a zoom lens: The closer you get, the sharper the view . This makes TEE especially useful for spotting small problems that might be missed otherwise, such as blood clots, valve issues, or aortic abnormalities.

Why Would I Need a TEE?

Your doctor might recommend a TEE to:

  • Check for blood clots (e.g., before a cardioversion procedure or to assess stroke risk).
  • Assess heart valves (e.g., leaks, infections, or defects).
  • Diagnose infections (like endocarditis).
  • Evaluate congenital heart defects or artificial heart valves.
  • Look for tumors or masses in the heart.

Quick Answer: TEE is often used when a standard transthoracic echocardiogram (TTE) isn’t detailed enough or when doctors need a closer look at hard-to-see areas.

How Do I Prepare for a TEE?

Preparation is simple but important:

  1. Fast beforehand: Avoid eating or drinking for 6–8 hours prior to the test.
  2. Arrange a ride: You’ll receive sedation, so you can’t drive afterward.
  3. Discuss your health history: Tell your medical team about allergies, bleeding disorders, or difficulty swallowing.

Pro Tip: Wear comfortable clothes and leave jewelry at home—it’s a quick outpatient procedure , so you’ll be in and out in a few hours.

What Happens During the Procedure?

Here’s a step-by-step breakdown:

  1. Arrival: You’ll change into a gown and have vitals checked.
  2. Sedation: A numbing spray is applied to your throat , and you’ll receive IV medications to relax you (you’ll be awake but drowsy).
  3. Probe insertion: The scope is gently guided through your mouth into your esophagus.
  4. Imaging: The probe uses sound waves to create real-time images of your heart, including the LV (left ventricle) and valves.
  5. Completion: The probe is removed, and you’ll rest until the sedation wears off.

Don’t worry! The probe doesn’t block your breathing, and most patients feel little to no discomfort. The entire process takes 30–90 minutes .

Benefits of a TEE

  • Precision: Captures detailed images of the heart’s chambers, valves, and blood flow.
  • Safety: Minimally invasive with low risk.
  • Guides treatment: Helps doctors plan surgeries, adjust medications, or monitor existing disease .

Quick Answer: TEE provides clarity that other tests can’t, ensuring you get the right care .

Are There Any Risks?

TEE is generally safe, but like any procedure, there are minor risks:

  • Sore throat or hoarseness (temporary).
  • Rare allergic reactions to sedation.
  • Minimal bleeding or gagging during probe insertion.

Your healthcare professional will monitor you closely to minimize these risks.

Aftercare: What to Expect

Once you’re home:

  • Rest: Take it easy for the rest of the day.
  • Hydrate and eat soft foods: Avoid hot drinks or rough textures until your throat feels normal.
  • Follow up: Your doctor will review the results and discuss next steps.

Quick Answer: Most people resume normal activities the next day.

Why TEE Matters for Heart Health

A TEE isn’t just a test —it’s a critical tool for cardiac care. For patients with conditions like heart disease , stroke risk, or valve issues, TEE helps doctors find hidden problems and tailor treatments . It’s also vital for monitoring surgery outcomes or guiding drug therapies.

By providing a clearer view of the heart’s location and function, TEE ensures your medical team can make informed decisions about your health .

Final Thoughts

A transesophageal echocardiogram is a powerful tool that helps doctors see your heart in incredible detail—without surgery or radiation. While the idea of a probe in your throat might sound intimidating, modern techniques ensure the process is as comfortable as possible.

If you have lingering questions, write them down and discuss them with your healthcare provider. They’re there to help you feel at ease every step of the way.

Remember: Knowledge is your best ally. The more you understand about your care, the more empowered you’ll feel to take charge of your heart health.

Take the Next Step Toward Better Heart Health

At Avicenna Cardiology, your heart health is our priority. Whether you’ve been referred for a transesophageal echocardiogram (TEE) , need guidance on managing heart disease , or simply want peace of mind about your cardiac health, our team of experts is here to help.

Why Choose Us?
Advanced Care: Cutting-edge diagnostics like TEE and echocardiography for precise results .
Personalized Plans: Tailored treatments and care designed for your unique needs.
Compassionate Team: Board-certified doctors and healthcare professionals dedicated to your well-being.


Frequently Asked Questions (FAQs)

A cardiologist reviews the images and typically shares findings within a few days.

Sometimes a standard TTE (transthoracic echocardiogram) or MRI can work, but TEE is often the best option for detailed views.

Discuss this with your doctor, but ultrasound (including TEE) doesn’t use radiation, making it safer than some alternatives.

Sedation may make you drowsy, but you’ll likely have little to no memory of the test itself.

About The Author

Azadeh Beheshtian, MD

Azadeh Beheshtian, MD

Dr. Azadeh Beheshtian is certified by the American Board of Internal Medicine in both cardiovascular disease and internal medicine. Her expertise lies in interventional cardiology and peripheral artery disease, with a special emphasis on women’s heart health. Along with her surgical skills, she prioritizes collaborating with patients to prevent serious cardiac or vascular incidents. Her method involves creating carefully tailored care plans aimed at optimizing patient health outcomes.