Abstract: Some embodiments are directed to a health database system. The health database system receives health data relating to a patient and medical updates from multiple data generating systems. The system determines if a received medical update is relevant for the patient, and, if so, store the medical update in a database storage associated with the determined patient.

Abstract: The invention relates to a computer-implemented method (600) of monitoring patient data. A patient record data source enables to access a patient record of a patient, wherein the patient record indicates a version of a medical protocol currently being used with the patient. A protocol data source indicates available versions of the medical protocol and/or of a medical guideline from which the medical protocol is derived. The used version of the medical protocol is compared to a further version of the medical protocol or of the medical guideline accessible via the protocol data source to obtain a change indicator for the used version of the medical protocol, and the change indicator is output.