Do you tire easily, experience shortness of breath, or have unexplained chest pain? These symptoms may not just be a sign of aging, but an indicator of aortic valve stenosis, a common and potentially life-threatening heart condition in older adults that can now be treated without open-heart surgery using TAVR (transcatheter aortic valve replacement).

Aortic valve stenosis occurs when the aortic valve becomes stiff or narrowed, preventing it from opening fully. The most common cause is calcium build-up or fibrous tissue damaging the valve. This restricts blood flow from the heart to the aorta and the rest of the body, forcing the heart to work harder and potentially leading to severe complications, including death, if left untreated.

Today, TAVR plays a critical role in heart valve disease treatment. By replacing the valve through a catheter rather than open-chest surgery, TAVR reduces procedural risk and allows patients to recover much faster.

 

What Is TAVR?

TAVR (Transcatheter Aortic Valve Replacement) is a minimally invasive procedure in which a new artificial valve is inserted through a catheter to replace a diseased aortic valve, without the need to open the chest or stop the heart.

By implanting a prosthetic valve over the narrowed native valve, TAVR restores normal blood flow from the heart to the rest of the body and relieves symptoms of severe aortic stenosis.

 

Who Is a Candidate for TAVR?

TAVR is most suitable for:

• Patients with severe aortic valve stenosis
• Older adult patients
• Patients at high risk for open-heart surgery, including those with:
  • Kidney disease
  • Liver disease
  • Diabetes
  • Chronic obstructive pulmonary disease (COPD)
  • Previous cardiac surgery
  • History of stroke or cerebrovascular disease

The 7-Step TAVR Treatment Pathway at Bumrungrad

1. Recognize the Warning Signs
Do not ignore symptoms such as getting fatigued easily, shortness of breath, chest tightness, weakness, dizziness, or fainting during activity or exercise. These often signal aortic valve stenosis affecting heart function.


2. Consult a Cardiologist
Schedule a consultation with a heart and vascular specialist for an initial physical examination and detailed history to assess your risk and determine the next steps.


3. Detailed Diagnostic Evaluation
Physicians use high-precision technology to evaluate overall heart health, including:

• Echocardiogram (ultrasound of the heart)
• CT scan (computed tomography)

4. Multidisciplinary Treatment Planning
A multidisciplinary team will collaborate to determine the safest and most appropriate treatment for each patient. This team includes: cardiologists, interventional cardiologists, cardiothoracic surgeons, echocardiographers, radiologists, and cardiac anesthesiologists.


5. Non-Surgical Valve Replacement (TAVR)
The new valve is delivered via catheter without opening the chest or stopping the heart, dramatically reducing the complications and risks associated with major surgery.


6. Rapid Recovery
Because the incision is very small, patients experience minimal pain and blood loss, allowing the body to recover quickly.


7. Long-Term Follow-Up Care
Scheduled follow-up appointments evaluate the new valve's performance, supported by personalized guidance on lifestyle, diet, and exercise to ensure lasting quality of life.

 

How Is the TAVR Procedure Performed?

The procedure has three core steps and typically takes 1–2 hours:

Step 1 — Catheter Insertion
The physician makes a small incision and introduces a catheter through a blood vessel, usually in the groin (femoral artery), or alternatively through the apex of the heart. Imaging tools such as X-ray fluoroscopy guide the catheter to the aortic valve.

Step 2 — Delivery of the New Valve
The prosthetic valve is advanced through the catheter to the location of the damaged valve.

Step 3 — Valve Deployment
The new valve is expanded into position, replacing the function of the old valve. It begins opening and closing immediately, restoring normal blood flow.

 

TAVR vs. Open-Heart Surgery: Comparison

 

Feature	TAVR	Traditional Open-Heart Surgery
Chest opening required	No	Yes (sternotomy)
Procedure time	1–2 hours	4–6 hours
Incision size	1–2 cm (catheter access only)	~20–25 cm (chest)
Heart-lung bypass	Not required	Required
Hospital stay	5–7 days	7–14+ days
Full recovery	1–3 months	3–6 months
Suitability for high-risk patients	Excellent	Limited
Blood loss & infection risk	Low	Higher

 

Benefits of TAVR

• High procedural safety, completed in just 1–2 hours
• Small incision of only 1–2 cm at the catheter access site
• Reduced overall complications
• Less blood loss and lower infection risk
• Open-heart surgery not required
• Shorter hospital stay (5–7 days) and faster return to daily life. Full recovery typically within 1–3 months

Recovery and Return to Normal Activities

Most patients can stand and walk the day after the procedure and return to normal daily activities within a short period — with a clear improvement in quality of life. Exact recovery time varies by individual health status and pre-existing conditions. The medical team provides tailored guidance to support recovery and prevent future heart conditions.

 

Outcomes and Quality of Life After TAVR

Most patients experience steady improvement after TAVR, particularly in everyday activities such as walking, climbing stairs, and tasks that were difficult before treatment. Improved blood circulation also reduces the heart's workload, supporting long-term overall health.
Reported outcomes include:

• Easier breathing; reduced shortness of breath and chest pain
• Less dizziness and fewer fainting episodes
• Reduced fatigue; easier daily and physical activity
• Improved mental and emotional well-being
• Reduced risk of heart failure and death
• Long-term outcomes comparable to open-heart surgery

Individual outcomes depend on age, comorbidities, and post-treatment self-care.

 

Risks and Possible Complications

TAVR carries a low but real risk of complications, which may include:

• Bleeding, hematoma, or infection at the catheter site
• Blood vessel damage
• Kidney issues from contrast dye in the days following the procedure
• Blood clot formation leading to stroke (mitigated with antiplatelet or anticoagulant therapy)
• Myocardial infarction (heart attack)
• Arrhythmia, sometimes requiring a permanent pacemaker
• Prosthetic valve malposition
• Death; though this risk is far lower than the risk of leaving severe aortic stenosis untreated

 

How to Care for Yourself After TAVR

Healthy lifestyle changes maximize long-term success and help prevent future heart disease:

• Do not smoke
• Limit alcohol consumption
• Eat a heart-healthy diet — more vegetables and fruit, low sodium, and avoid saturated and trans fats
• Exercise regularly — consult your physician before starting any new program
• Maintain a healthy weight
• Take care of dental and gum health
• Take medications strictly as prescribed

 

100+ Successful TAVR Cases