[Mitral valve prolapse at pregnancy--is it a real clinical problem?].

Mitral valve prolapse (MVP) effects more often young women. Symptomatology of MVP varies, symptoms are often nagging and some complications are of importance (mitral insufficiency and arrhythmias). Main objective of investigation was: estimation of the frequency and symptomatology of MVP during pregnancy. A group of 120 women in II/III of pregnancy were admitted to the maternity ward, where echocardiography and a survey have been performed. Two criteria were considered as the classical MVP: displacement toward the left atrium at > 2 mm and the thickness of valve > or = 5 mm. In case when the first criterion was fulfilled, the diagnosis was MVP non classic, in the second case MVP named non classic 2. Classical MVP was diagnosed in 10 patients--8.3% of the examined group. The group of 22 patients--18.3% was diagnosed MVP named non classic 2. MVP during pregnancy is frequent, it accounts for 8.3%. Varies symptomatology was characteristic for all the groups MVP. The most frequent complaints were: dizziness, palpitation, and faintness. There were observed statistically more often in the group with MVP. Women with MVP are not protected by pregnancy.