What is a septal myectomy?

A septal myectomy is a heart surgery that removes a portion of an abnormally thickened heart muscle from the wall (septum) between the heart’s lower chambers. This procedure is primarily used to treat hypertrophic cardiomyopathy (HCM), a condition where the heart muscle becomes abnormally thick.

In obstructive HCM, the thickening of the wall between the heart’s chambers interferes with blood flow into the aorta. Your aorta is the largest artery in your body and serves a vital role, carrying oxygen-rich blood to your organs and tissues.

By removing the excess muscle, the surgery improves blood flow and reduces symptoms like shortness of breath, chest pain and fainting.

Grandfather playing with grandson.

Who is a candidate for septal myectomy?

When treating obstructive HCM, doctors often start with medications to improve symptoms and reduce strain on the heart. However, if your symptoms are severe and medications don’t help, or if you already require another surgical intervention for your heart, your doctor may recommend septal myectomy.

You may also be a candidate for septal myectomy if you have obstructive HCM and want to become pregnant. Doctors may suggest this as a treatment option even if your symptoms aren’t severe.

How to prepare for a septal myectomy

Preparing for septal myectomy involves several important steps to make sure your surgery is safe and effective. Your care team will start with detailed heart tests, such as:

You may also have a cardiac catheterization to check for blocked arteries.

Your doctor will review your current medications and tell you which ones to continue or stop. You’ll also receive pre-surgery instructions, such as when to stop eating and drinking, how to manage your usual activities and what to expect on the day of your hospital admission. You’ll likely stay in the hospital for several days after a septal myectomy heart surgery, so it’s helpful to plan ahead.

Man having heart examined by doctor with stethoscope

The septal myectomy procedure

Septal myectomy is a highly specialized heart surgery performed by experienced cardiac surgeons. It’s designed to remove a small portion of thickened heart muscle that blocks blood flow. This procedure can significantly reduce symptoms, helping you return to everyday activities with more comfort and confidence.

Recovering from septal myectomy

Septal myectomy is considered one of the most effective treatment options for people with obstructive hypertrophic cardiomyopathy. By removing the thickened heart muscle, the surgery helps restore healthy blood flow and reduce the strain on your heart.

It can take four to six weeks to fully recover from open-heart surgery. You may not be able to drive or do any heavy lifting for the first four weeks of your recovery. After a minimally invasive recovery, you will be able to use your arms.

You’ll continue seeing your cardiologist for regular checkups to monitor your heart’s function and long-term progress when recovering from a septal myectomy.

Older man in a hospital bed recovering

Locations for septal myectomy care

At Baylor Scott & White, you’ll find heart teams with extensive experience in open-heart procedures such as a septal myectomy. We can help you find care at a location in North and Central Texas that is best suited to your needs.

Baylor Scott & White Advanced Heart Failure Clinic - Abilene

1219 E South 11th St Ste B2, Abilene, TX, 79602

Not accepting walk-ins

Baylor Scott & White Advanced Heart Failure Clinic - Amarillo

1901 Medi Park Dr Ste 2051, Amarillo, TX, 79106

Not accepting walk-ins

Baylor Scott & White Advanced Heart Failure Clinic - Dallas

3410 Worth St Ste 250, Dallas, TX, 75246

Not accepting walk-ins

Not accepting walk-ins

Not accepting walk-ins

Not accepting walk-ins

Not accepting walk-ins

Not accepting walk-ins

Baylor Scott & White Advanced Heart Failure Specialists - Fort Worth II
Baylor Scott & White Advanced Heart Failure Specialists - Fort Worth II

1420 8th Ave Ste 103, Fort Worth, TX, 76104

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - Frisco at PGA Parkway

16050 Everwell Ln Ste 210, Frisco, TX, 75033

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - Garland

7217 Telecom Pkwy Ste 205, Garland, TX, 75044

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - Garland II

7217 Telecom Pkwy Ste 300, Garland, TX, 75044

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - Grapevine

2020 W State Hwy 114 Ste 320, Grapevine, TX, 76051

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - Highland Village

1401 Shoal Creek Ste 240, Highland Village, TX, 75077

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - McKinney

5236 W University Dr POB I, Ste 4900, McKinney, TX, 75071

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - Plano

1820 Preston Park Blvd Ste 1450, Plano, TX, 75093

Not accepting walk-ins

Baylor Scott & White Arrhythmia Management - Prosper

111 S Preston Rd Ste 10, Prosper, TX, 75078

Not accepting walk-ins

Baylor Scott & White Cardiac and Thoracic Surgery - Fort Worth

1250 8th Ave Ste 200, Fort Worth, TX, 76104

Not accepting walk-ins

Baylor Scott & White Cardiac and Thoracic Surgery - Odessa

420 E 6th St Ste 102, Odessa, TX, 79761

Not accepting walk-ins

Baylor Scott & White Cardiac and Thoracic Surgery - Weatherford

2035 Fort Worth Hwy Ste 100, Weatherford, TX, 76086

Not accepting walk-ins

Baylor Scott & White Cardiac Surgery - Dallas

621 N Hall St Ste 120, Dallas, TX, 75226

Not accepting walk-ins

Not accepting walk-ins

Baylor Scott & White Cardiac Surgery Specialists - McKinney

5236 W University Dr Ste 4900, McKinney, TX, 75071

Not accepting walk-ins

Baylor Scott & White Cardiac Surgery Specialists - Plano

4708 Alliance Blvd Pavilion I, Ste 540, Plano, TX, 75093

Not accepting walk-ins

Not accepting walk-ins

Baylor Scott & White Cardiology Consultants of Texas - Greenville

4400 Interstate 30 W Ste 300, Greenville, TX, 75402

Not accepting walk-ins

Not accepting walk-ins

Not accepting walk-ins

Baylor Scott & White Cardiology Consultants of Texas - Park Cities

9101 N Central Expy Ste 250, Dallas, TX, 75231

Not accepting walk-ins

Baylor Scott & White Cardiology Consultants of Texas - Red Oak

301 E Ovilla Rd Ste 100, Red Oak, TX, 75154

Not accepting walk-ins

Baylor Scott & White Cardiology Consultants of Texas - Waxahachie

2360 N Interstate 35E Ste 110, Waxahachie, TX, 75165

Not accepting walk-ins

Baylor Scott & White Cardiothoracic Surgery - Irving

1110 Cottonwood Ln Ste 215, Irving, TX, 75038

Not accepting walk-ins

Baylor Scott & White Cardiovascular Associates - Fort Worth

1280 8th Ave Ste 100, Fort Worth, TX, 76104

Not accepting walk-ins

Baylor Scott & White Cardiovascular Associates - Southwest Fort Worth

5701 Bryant Irvin Rd Ste 301, Fort Worth, TX, 76132

Not accepting walk-ins

Not accepting walk-ins

Not accepting walk-ins

Baylor Scott & White Cardiovascular Consultants - Grapevine

2020 W State Hwy 114 Ste 200, Grapevine, TX, 76051

Not accepting walk-ins

Baylor Scott & White Cardiovascular Consultants - Highland Village

1401 Shoal Creek Ste 240, Highland Village, TX, 75077

Not accepting walk-ins

Baylor Scott & White Cardiovascular Consultants - Keller

620 S Main St Ste 240, Keller, TX, 76248

Not accepting walk-ins

Baylor Scott & White Cardiovascular Consultants - Plano

6000 W Spring Creek Pkwy Ste 220, Plano, TX, 75024

Not accepting walk-ins

Baylor Scott & White Cardiovascular Consultants - Plano II

4708 Alliance Blvd Pavilion I, Ste 450 , Plano, TX, 75093

Not accepting walk-ins

Baylor Scott & White Cardiovascular Consultants at The Star

3800 Gaylord Pkwy Ste 910, Frisco, TX, 75034

Not accepting walk-ins

Baylor Scott & White Cardiovascular Specialists - Mesquite

5308 N Galloway Ave Ste 201, Mesquite, TX, 75150

Not accepting walk-ins

Baylor Scott & White Cardiovascular Specialists - Rockwall

6705 Heritage Pkwy Ste 202, Rockwall, TX, 75087

Not accepting walk-ins

Baylor Scott & White Center for Thoracic Surgery - Dallas

3410 Worth St Ste 760, Dallas, TX, 75246

Not accepting walk-ins

Baylor Scott & White Center for Thoracic Surgery - Rockwall

6701 Heritage Pkwy Ste 130, Rockwall, TX, 75087

Not accepting walk-ins

Baylor Scott & White Center for Thoracic Surgery - Waxahachie

2480 N Interstate 35E, Waxahachie, TX, 75165

Not accepting walk-ins

Baylor Scott & White Clinic - Austin Downtown

200 E Cesar Chavez St Ste G140, Austin, TX, 78701

Not accepting walk-ins

Baylor Scott & White Clinic - Austin North Burnet

2608 Brockton Dr, Austin, TX, 78758

Not accepting walk-ins

Baylor Scott & White Clinic - Austin Oak Hill

5251 US 290, Austin, TX, 78735

Not accepting walk-ins

Baylor Scott & White Clinic - Austin River Place

10815 Ranch Rd 2222, Austin, TX, 78730

Not accepting walk-ins

Baylor Scott & White Clinic - Brenham Hwy 290

604 US 290, Brenham, TX, 77833

Not accepting walk-ins

Baylor Scott & White Clinic - Buda Medical Center

5330 Overpass Rd Ste 100, Buda, TX, 78610

Not accepting walk-ins

Baylor Scott & White Clinic - Cedar Park

910 E Whitestone Blvd, Cedar Park, TX, 78613

Not accepting walk-ins

Baylor Scott & White Clinic - College Station Rock Prairie

800 Scott and White Dr, College Station, TX, 77845

Not accepting walk-ins

Baylor Scott & White Clinic - Copperas Cove

239 W US Hwy 190, Copperas Cove, TX, 76522

Accepting walk-ins

Baylor Scott & White Clinic - Georgetown

4945 Williams Dr, Georgetown, TX, 78633

Not accepting walk-ins

Baylor Scott & White Clinic - Lakeway

3108 Ranch Rd 620 S, Lakeway, TX, 78738

Not accepting walk-ins

Baylor Scott & White Clinic - Pflugerville Medical Center (Building 1)

2600 E Pflugerville Pkwy Bldg 1, Ste 200, Pflugerville, TX, 78660

Not accepting walk-ins

Baylor Scott & White Clinic - Pflugerville Medical Center Building 2

2600 E Pflugerville Pkwy Building 2, Pflugerville, TX, 78660

Not accepting walk-ins

Baylor Scott & White Clinic - Round Rock 302 University

302 University Blvd, Round Rock, TX, 78665

Not accepting walk-ins

Baylor Scott & White Clinic - Taylor

403 Mallard Ln, Taylor, TX, 76574

Not accepting walk-ins

Baylor Scott & White Clinic - Temple Cardiac Surgery
Baylor Scott & White Clinic - Temple Cardiac Surgery

2401 S 31st St Desk NT194, Temple, TX, 76508

Not accepting walk-ins

Baylor Scott & White Clinic - Temple Electrophysiology
Baylor Scott & White Clinic - Temple Electrophysiology

2401 S 31st St, Temple, TX, 76508

Not accepting walk-ins

Baylor Scott & White Clinic - Temple Thoracic Surgery
Baylor Scott & White Clinic - Temple Thoracic Surgery

2401 S 31st St Desk C116, Temple, TX, 76508

Not accepting walk-ins

Baylor Scott & White Cottonwood Cardiology - Grand Prairie

2740 N State Highway 360 Ste 100, Grand Prairie, TX, 75050

Not accepting walk-ins

Baylor Scott & White Cottonwood Cardiology - Irving

1110 Cottonwood Ln, Irving, TX, 75038

Not accepting walk-ins

Baylor Scott & White Cottonwood Cardiology - Lake Ridge

3095 Kingswood Blvd Suite 250, Grand Prairie, TX, 75052

Not accepting walk-ins

Baylor Scott & White Denton Heart Group

3333 Colorado Blvd, Denton, TX, 76210

Not accepting walk-ins

Baylor Scott & White Denton Heart Group - Gainesville

201 N Interstate 35 Ste 140, Gainesville, TX, 76240

Not accepting walk-ins

Baylor Scott & White Health Clinic - Temple Cardiology, Heart Failure
Baylor Scott & White Health Clinic - Temple Cardiology, Heart Failure

2401 S 31st St, Temple, TX, 76508

Not accepting walk-ins

Baylor Scott & White Heart and Wellness Center - Irving

2001 N MacArthur Blvd Bldg I, Ste 140, Irving, TX, 75061

Not accepting walk-ins

Baylor Scott & White Hillcrest Cardiology Clinic

50 Hillcrest Medical Blvd Ste 303, Waco, TX, 76712

Not accepting walk-ins

Baylor Scott & White Hillcrest Cardiothoracic and Vascular Surgery

50 Hillcrest Medical Blvd Ste 304, Waco, TX, 76712

Not accepting walk-ins

Baylor Scott & White Hillcrest Congestive Heart Failure Clinic
Baylor Scott & White Hillcrest Congestive Heart Failure Clinic

120 Hillcrest Medical Blvd Ste 103, Waco, TX, 76712

Not accepting walk-ins

Baylor Scott & White Legacy Heart Center - Frisco

9990 Dallas Pkwy Ste 100, Frisco, TX, 75033

Not accepting walk-ins

Baylor Scott & White Legacy Heart Center - Garland

7217 Telecom Pkwy Ste 205, Garland, TX, 75044

Not accepting walk-ins

Baylor Scott & White Legacy Heart Center - McKinney

5236 W University Dr Ste 4100, McKinney, TX, 75071

Not accepting walk-ins

Not accepting walk-ins

Baylor Scott & White Legacy Heart Center - Plano Spring Creek Parkway

5655 W Spring Creek Pkwy Ste 155, Plano, TX, 75024

Not accepting walk-ins

Baylor Scott & White Legacy Heart Center - Prosper

111 S Preston Rd Ste 10, Prosper, TX, 75078

Not accepting walk-ins

Baylor Scott & White Medical Center - Austin

5245 W US Hwy 290 Service Rd, Austin, TX, 78735

Accepting walk-ins

Baylor Scott & White Medical Center - Brenham

700 Medical Pkwy, Brenham, TX, 77833

Accepting walk-ins

Baylor Scott & White Medical Center - Buda

5330 Overpass Rd, Buda, TX, 78610

Accepting walk-ins

Baylor Scott & White Medical Center - Centennial

12505 Lebanon Rd, Frisco, TX, 75035

Accepting walk-ins

Baylor Scott & White Medical Center - College Station

700 Scott and White Dr, College Station, TX, 77845

Accepting walk-ins

Baylor Scott & White Medical Center - Frisco

5601 Warren Pkwy, Frisco, TX, 75034

Accepting walk-ins

Baylor Scott & White Medical Center - Grapevine

1650 W College St, Grapevine, TX, 76051

Accepting walk-ins

Baylor Scott & White Medical Center - Hillcrest

100 Hillcrest Medical Blvd, Waco, TX, 76712

Accepting walk-ins

Baylor Scott & White Medical Center - Irving

1901 N MacArthur Blvd, Irving, TX, 75061

Accepting walk-ins

Baylor Scott & White Medical Center - Lake Pointe

6800 Scenic Dr, Rowlett, TX, 75088

Accepting walk-ins

Baylor Scott & White Medical Center - Lakeway

100 Medical Pkwy, Lakeway, TX, 78738

Accepting walk-ins

Baylor Scott & White Medical Center - Marble Falls

810 W State Hwy 71, Marble Falls, TX, 78654

Accepting walk-ins

Baylor Scott & White Medical Center - McKinney

5252 W University Dr Highway 380 at Lake Forest Drive, McKinney, TX, 75071

Accepting walk-ins

Baylor Scott & White Medical Center - Plano

4700 Alliance Blvd, Plano, TX, 75093

Accepting walk-ins

Baylor Scott & White Medical Center - Round Rock

300 University Blvd, Round Rock, TX, 78665

Accepting walk-ins

Baylor Scott & White Medical Center - Sunnyvale

231 S Collins Rd, Sunnyvale, TX, 75182

Accepting walk-ins

Baylor Scott & White Medical Center - Taylor

305 Mallard Ln, Taylor, TX, 76574

Accepting walk-ins

Frequently asked questions

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