The purpose of the audit was to carry out an audit of the computer systems implemented by the Santo Tomás de Limache Hospital (HST), between January 1 and October 31, 2019. The purpose of the review was to verify the aspects related to the provision of information, policies, standards, practices and control procedures that emanate from said processes. Also, verify its reliability, security, integrity and availability of data, such as the interoperability of systems.