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Mitral valve prolapse: etiology, clinical presentation and neuroendocrine function
1Division of Cardiology, Ohio State University, Colombus 43210-1228.
The Journal of Heart Valve Disease
|November 1, 1992
Summary
Mitral valve prolapse (MVP) has two classifications: Anatomic MVP, linked to valve dysfunction and regurgitation, and MVP syndrome, characterized by unexplained symptoms potentially due to neuroendocrine issues. Management focuses on preventing complications and patient reassurance.
Area of Science:
- Cardiology
- Internal Medicine
Background:
- Mitral valve prolapse (MVP) encompasses a range of mitral valve abnormalities.
- Symptoms and complications are often directly related to the severity of mitral valve dysfunction and mitral regurgitation.
Purpose of the Study:
- To propose a classification for patients with mitral valve prolapse.
- To differentiate between MVP with anatomic abnormalities and MVP syndrome.
Main Methods:
- Review of clinical experience and existing literature.
- Classification based on direct relation of symptoms to valve abnormality versus unexplained symptoms.
Main Results:
- MVP Anatomic: Symptoms and complications (infective endocarditis, arrhythmias, heart failure) stem from valve dysfunction.
- MVP Syndrome: Characterized by symptoms (palpitations, fatigue, dyspnea) not solely explained by valve anatomy, possibly linked to metabolic/neuroendocrine factors.
- Patients with thickened leaflets and systolic murmurs face higher complication risks.
Conclusions:
- MVP requires classification into Anatomic MVP and MVP syndrome.
- Management strategies differ, with a focus on preventing endocarditis and managing heart failure in Anatomic MVP.
- Patient education and reassurance are key for MVP syndrome.