SURGICAL OUTCOME OF MINIMALLY INVASIVE VIDEO - ASSISTED MITRAL REPAIR AT HANOI HEART HOSPITAL

Hiền Nguyễn Sinh, Nga Nguyễn Thị Việt, Huế Phạm Thị

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Abstract

Objective: To evaluate the early and medium-sized outcomes of minimally invasive video - assisted mitral repair. Methods: A retrospective descriptive study was conducted at Hanoi Heart Hospital on 64 patients undergoing a minimally invasive complete endoscopic mitral valve repair for mitral valve regurgitation from January 2022 to December 2023. Clinical and echocardiographic follow – ups were performed. Data processing using Stata 17 software. Results: Minimally invasive video - assisted mitral repair surgery was successfully performed in all patients. The mean age was 49,09 years, with a male-to-female ratio of 2:1, an average EuroSCORE II of 1,41 ± 0,99, a mean aortic cross-clamp time of 99,69 minutes, and a cardiopulmonary bypass time of 157,33 minutes. The surgical success was 100%, with no conversion to sternotomy or to mitral valve replacement at 30 days. In 2 cases (3,12%), mitral valve-related reoperation was performed during the hospital stay. The procedure is safety, with minimal rate of in-hospital mortality in 1.56% (n = 1), stroke in 3.13% (n = 2), reoperation due to bleeding in 7.8% (n = 5), and perioperative myocardial infarction in 3.13% (n = 2). The mean follow-up duration was 17.9 months, survival at 30 days and 17,9 months was 98.44% and 96.88%. Recurrent mitral regurgitation ≥ 2+ was diagnosed in 3 cases during follow-up. Conclusion: Minimally invasive video - assisted mitral repair technique can be performed for severe mitral regurgitation with high success and survival rates in the short term and medium term. The procedure is safe, with low reoperation rates and recurrence of mitral valve insufficiency during the follow-up period.

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References

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