Abstract: A medical care system for assisting multi-diseases decision-making and real-time information feedback with artificial intelligence technology provided by the invention is capable of obtaining N training models respectively by mathematically operating M different diseases correspondingly based on a batch of collected medical information, obtaining inference results related to at least two diseases by inputting a single patient's data into all or part of the training models to perform mathematical calculation, at the same time, receiving feedback from professionals on the inference results to effectively integrate objective medical data of the patient with subjective medical data of the professionals, and constructing a multi-diseases data model based on the integrated data to be used as a tool for assisting multi-diseases decision-making.