1. A medical information processing and storage system comprising: a medical images database storing medical images and metadata relevant to the medical images; a processor configured to perform post-acquisition image processing on medical images; and a medical images archiver configured to store a medical image in the medical images database after the medical image has been processed by the processor, the medical images archiver storing the medical image with processing-descriptive metadata that is descriptive of the post-acquisition image processing performed on the medical image by the processor.