This mobile application for TG18 (Updated Tokyo Guidelines for the Management of Acute Cholangitis and Acute Cholecystitis has been prepared to provide information convenient for the use of TG 18 in clinical settings. The URLs of the free online journal of TG 18 are as follows;

http://onlinelibrary.wiley.com/doi/10.1002/jhbp.493/full　
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.496/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.504/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.509/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.512/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.515/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.516/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.517/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.518/full
http://onlinelibrary.wiley.com/doi/10.1002/jhbp.519/full

Diagnostic criteria, severity assessment, flowcharts, bundles, and antimicrobial therapy for acute cholangitis and cholecystitis that constitute important parts of TG 18 are presented in the form of digests.

For detailed explanations, additional tables and figures, and references, the users are advised to have access to the free online Journal of TG 18.

Tadahiro Takada MD, FACS, FRCS
Founder, Chairman, The organizing committee of TG18