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Left atrial appendage closure (LAAC) information and locations in Mexico

Left atrial appendage closure is a procedure recommended for patients with atrial fibrillation who are unable to take long-term blood thinners due to side effects, bleeding risks, or other medical contraindications.
The procedure involves sealing off the left atrial appendage, a small pouch in the upper chamber of the heart where blood clots commonly form in patients with atrial fibrillation. By closing this structure, the risk of stroke related to atrial fibrillation can be significantly reduced. However, it is important to note that this procedure does not treat atrial fibrillation itself. Instead, it helps prevent stroke in patients who cannot safely use anticoagulant medications.

For international patients seeking left atrial appendage closure, Mexico offers timely access to experienced cardiology teams and advanced cardiac technology. Medical tourism can provide a practical option when treatment costs or waiting times in your home country create delays. With proper coordination before travel, patients can undergo evaluation, receive the procedure, and return home with clear follow-up instructions and ongoing virtual support when needed.

Types of procedures

Open heart surgery
In the surgical approach, the left atrial appendage is closed by sewing, stapling, or removing it. This method is typically performed during another planned heart surgery, such as coronary artery bypass surgery or valve repair or replacement.
Minimally invasive
In the minimally invasive approach, a catheter is inserted through a vein, usually in the groin, and guided to the heart. Once positioned in the left atrial appendage, a specialized closure device is deployed to seal the appendage and prevent blood clot formation. This method does not require open-heart surgery and generally involves a shorter recovery time.
Benefits
Save up to 60%
Reduces stroke risk
Supports heart health
Minimally invasive treatment
Alternative to long-term blood thinners
Surgery
Procedure: 1 - 4 hrs.
Hospital stay: 3 - 7 days
Cleared to fly: 3 weeks
After surgery
Out of town patients’ follow-ups can be scheduled with the cardiovascular surgeon face-to-face or virtually. Patients are clear for flying after 3 weeks from treatment.
Note: Follow-ups can be arranged as face-to-face or virtually. If needed, you can go to your primary care physician to remove sutures or get medication adjustments.
Illustrative images
Images are for illustration only.
Before and after Left atrial appendage closure
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Frequently asked questions about left atrial appendage closure

Can I have an online consultation for left atrial appendage closure?
Yes. Cardiologists in Mexico offer online consultations for international patients. During the consultation, the specialist can review previous test results, discuss your symptoms, and determine whether you may be a candidate for left atrial appendage closure.
What type of anesthesia is used?
Depending on the type of device used and surgical approach, either general or local anesthesia may be applied.
What care is needed after the procedure?
Upon discharge from the hospital, the doctor will provide the appropriate instructions to follow, which may include rest, avoiding physical activities, attending follow-up appointments, and eating a healthy diet.
What does the left atrial appendage do?
The left atrial appendage (LAA) is a small, pouch-like structure located on the upper left side of the heart. Its function is to increase the blood volume reaching the left side during contractions and also serves as a storage site for blood traveling from the pulmonary veins to the heart.

Recent news

MedTalk Podcast - International procedures FAQs
TAVR - Heart valve replacement in Mexico - MedTalk by Medical Tourism S8 – EP06
February 03, 2026
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Disclaimer: This information does not reflect the medical advice from our clinics. All cases are different and this treatment may not suit you. Always refer to a medical professional with the certification and experience. All of our physicians are fully qualified to perform these procedures. For more information and diagnosis contact one of our top specialized clinics.

In all medical procedures, there are chances of complications, the specialist will provide you detailed information about the risks of the procedure, talk to the specialist directly.