[Variants of Botkin's biliary-cardiac syndrome in acute cholecystitis].

4 cases of little-known syndromes in acute cholecystitis are described. Cholecystic-pericardial and syncopal-cardiac syndrome are seen in 1.33 and 1.

[Importance of echocardiography in prognosis of surgical outcomes in cholecystitis in elderly patients].

The authors propose to use more often echocardiography (EchoCG) in examination of elderly (over 60 years) of age patients with cholecystitis that permits to increase surgical activity to 92.4%. Left ventricular ejection fraction is the most informative.

[The characteristics of cardiomyopathy in different geographical regions].

Region-specific characteristics of hypertrophic cardiomyopathy (HC) and dilated cardiomyopathy (DC) were compared for 108 relevant patients living in Dubai (United Arab Emirates) and Moscow (Russia). Out of 49 citizens of Dubai 17 had HC, 32 DC, and 59 Moscow patients had HC in 23, DC in 36 cases. It was found that HC in Dubai tends to run a silent latent course, involving mainly basal septum and right ventricle.