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Results 1 - 1 of 1 for Rare disorder with ptosis
  1. Mitral Valve Prolapse (National Library of Medicine)  
    ... blood from flowing backwards. What is mitral valve prolapse (MVP)? Mitral valve prolapse (MVP) happens when the flaps of the mitral ... Who is more likely to develop mitral valve prolapse (MVP)? Anyone can have MVP. Most people who ...