A VRDS 4D-based method for analysis of the condition of a patient, and related products, being applied to a medical imaging device. The method comprises: acquiring scanned images of a plurality of human organs of a target user, so as to obtain a plurality of scanned images, the human organs comprising at least one of the following: the ear, the nose and the throat; processing the plurality of scanning images to obtain a target 4D image corresponding to the target user, the target 4D image comprising target image data corresponding to the target user; identifying an invasion site corresponding to the target user on the basis of the target image data, the invasion site being one or more sites among the plurality of human organs; and analyzing the patient's condition with respect to the invasion site, so as to obtain a target analysis result.
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