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NT-proBNP in the mitral valve surgery
Konstantinos Perreas1, George Samanidis, Stergios Dimitriou
1From the *2nd Department of Adult Cardiac Surgery, Onassis Cardiac Surgery Center, Athens, Greece; †Department of Anaesthesiology, Onassis Cardiac Surgery Center, Athens, Greece; and ‡Department of Statistics and Insurance, University of Piraeus, Piraeus, Greece.
N-terminal probrain natriuretic peptide (NT-proBNP) levels predict outcomes in mitral valve surgery patients. Preoperative NT-proBNP effectively indicates optimal postoperative clinical progress, aiding in severity assessment.
Area of Science:
- Cardiology
- Biomarkers
- Cardiac Surgery
Background:
- Mitral valve disease severity correlates with natriuretic peptide levels.
- Severe mitral valve dysfunction is linked to myocardial dysfunction and symptoms.
- Investigated NT-proBNP as a marker for surgical patient status and progress.
Purpose of the Study:
- To evaluate serial NT-proBNP measurements as predictors of surgical outcomes.
- To assess NT-proBNP's role in reflecting patient severity.
- To determine NT-proBNP's utility in predicting immediate postoperative progress.
Main Methods:
- Retrospective analysis of 75 mitral valve surgery patients.
- Recorded clinical, echocardiographic, and NT-proBNP data (preoperative and postoperative).
- Utilized correlation, regression, and ROC curve analyses.
Main Results:
- Preoperative NT-proBNP correlated with NYHA class, atrial fibrillation, and LV function.
- In severe mitral regurgitation, NT-proBNP correlated with LV end-diastolic diameter.
- Preoperative NT-proBNP predicted optimal postoperative clinical outcome (P < 0.001).
Conclusions:
- NT-proBNP is a valuable biomarker for mitral valve surgery patients.
- It reflects clinical presentation and immediate postoperative outcomes.
- Preoperative NT-proBNP measurement predicts optimal postoperative clinical outcomes.
