Sartelli M.1 Coccolini F.2 Montori G.2 , Allegri A.2 , Bertoli P.2 , Colaianni N.2 , Gabriela N.2 , Campanati L.2 , Di Saverio S.5 , Piazzalunga D.2 1 Macerata Hospital, Macerata, Italy 2 Papa Giovanni XXIII Hospital, Bergamo, Italy 3 Ospedale San Giovanni Decollato, Andosilla, Civita Castellana, Viterbo, Italy 4 Maggiore Hospital, Parma, Italy 5 Maggiore Hospital, Bologna, Italy 6 Mozyr City Hospital, Mozyr, Belarus Acute calculous cholecystitis: evidences and guidelines Острый калькулезный холецистит: доказательность и рекомендации ______________________ Abstract __________________________________________________________________________ Acute calculous cholecystitis (ACC) is a very common pathology in western countries and despite the presence of a huge amount of literature and evidences, the debates on are still open, especially regarding the best treatment option. <...> International guidelines, such as Tokyo Guidelines (TG), were also analysed. <...> Aim of this review was to report the actual situation regarding this topic, underlining especially the criticisms: in this view the need for new guidelines was demonstrated with more adherences to the evidences. <...> Keywords: Acute calculous cholecystitis, Tokyo Guidelines (TG), cholangiopancreatography (ERCP), choledocholithiasis. ______________________ Резюме __________________________________________________________________________ Острый калькулезный холецистит (ОКХ) – достаточно частая патология в западноевропейских странах, и, несмотря на огромное количество литературы и накопленный опыт, дебаты все еще продолжаются, в особенности по поводу оптимальных методов лечения. <...> С целью определения существующих стандартов лечения ОКХ проведен системный анализ литературы, международных рекомендаций, включая Токийские (TР). <...> Among the severe complications of gallstones the most frequent is the acute calculous cholecystitis (ACC). <...> The aim of this paper is to explore the state of the art in ACC and to propose the discussion of new guidelines during the next World Congress of the World Society of Emergency Surgery (WSES) in Jerusalem (July 2015). <...> Acute calculous cholecystitis: state of the art Defi nition and Diagnosis In 2007 a panel of international experts discuss in Tokyo (Japan) the fi rst guidelines on acute cholecystitis (and cholangytis), named Tokyo Guidelines (TG). <...> TG defi <...>