Joseph A. Dearani · Decision guide

Joseph A. Dearani: HCM and congenital heart surgery

HCM, apical aneurysm and complex congenital reconstruction · Rochester, Minnesota, United States

Research by Yevhenii Kozlov · Co-Founder of BookimedUpdated 8 October 2026Sources linked throughout

At a glance

Joseph Dearani’s Mayo practice spans HCM, Ebstein anomaly, congenital surgery and complex reoperations. Mayo’s selected apical-myectomy research addresses a different problem from routine basal septal obstruction.

Distinct HCM phenotypes

Mayo describes septal and selected apical myectomy pathways; apical aneurysm repair may accompany a transapical operation.

Sources: Mayo Clinic · HCM treatment options · Mayo · 67 patients with apical aneurysm repair

67 selected aneurysm patients

The 2000–2020 centre cohort studied transapical myectomy plus aneurysm repair; estimated five-year survival was 94.5%, with median follow-up 4.9 years.

Sources: Mayo · 67 patients with apical aneurysm repair

Congenital and redo scope

Dearani’s official profile includes Ebstein anomaly, paediatric and adult congenital surgery and multiple reoperations.

Sources: Mayo Clinic · Joseph Dearani

cardiac surgeon

Joseph A. Dearani

Mayo Clinic Rochester →

Cardiovascular surgeon; Director of Pediatric and Adult Congenital Heart Surgery, Mayo Clinic

Cardiovascular surgeon; Director of Pediatric and Adult Congenital Heart Surgery, Mayo Clinic · Rochester, Minnesota, United States.

Read the clinical or research source ↗

Reported surgical experience

203 septal myectomies

Programme operations · 2024-06–2025-06

Mayo Rochester adult and paediatric programme; the report uses June 2024–June 2025, not a calendar year.

Mayo 2025 Cardiovascular Surgery Annual Report ↗ · source read 2026-10-08
Nearly 5,000 septal myectomies

Programme operations · Cumulative; counting cutoff not stated

Nearly 5,000 programme myectomies since the programme began in 1961. The approximate total is shown without assigning a numbered place.

Mayo 2025 Cardiovascular Surgery Annual Report ↗ · source read 2026-10-08
About 500 Apical myectomies

Programme operations · Cumulative; counting cutoff not stated

Apical myectomies are part of the broader Mayo programme total, not an additional count.

Mayo 2025 Cardiovascular Surgery Annual Report ↗ · source read 2026-10-08
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Benefits and limitations

Potential advantages

Trade-offs and limits

Procedure-specific research

67 patients with HCM and an apical aneurysm

The Mayo series covers transapical myectomy plus apical aneurysm repair between 2000 and 2020. Median follow-up was 4.9 years; reported estimated five-year survival was 94.5%.

How to interpret this: This selected retrospective programme cohort is not an individual surgeon score. It does not establish that all apical or nonobstructive HCM requires surgery.

Sources: Mayo · 67 patients with apical aneurysm repair

Clinical programme

Mayo Clinic Rochester →

Rochester, Minnesota, United States

Mayo Rochester’s surgical scope includes septal and selected apical myectomy, congenital valve reconstruction and repeat operations. Dearani’s practice connects HCM with Ebstein anomaly and paediatric/adult congenital surgery.

Sources: Mayo · 67 patients with apical aneurysm repair · Mayo Clinic · Joseph Dearani · Mayo Clinic · HCM treatment options

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