Epidemiological and clinical analysis of polish short-term and long-term travelers returning from tropical countries.

Background: There is a lack of information about health problems after returning from tropical countries among travelers from Poland. The aim was to create characteristics of diseases imported to Poland from tropical regions and to determine the changes in the travel trends.

Method: This retrospective study is based on medical records of 2391 Polish patients >18 years old, hospitalized between 2006 and 2016 after returning from tropical areas.