To describe the disease patterns of prisoners at several prisons under the management of the Ministry of Public Security in 2015. Subjects and methods: A cross-sectional descriptive study was conducted in 2015 by reviewing retrospectively the documents, reporting the results of physical examinations of prisoners and combined samples for HBsAg, HCV, HIV and tuberculosis testing on 1,485 prisoners at 03 prisons Vinh Quang (Vinhphuc province), Cay Cay (Tayninh province), Song Cai (Ninhthuan province). | Disease’s structure of prisoners at some prisons in the ministry of public security in 2015