1. An imaging method for capturing images for medical application, comprising steps of: inputting order data designating an anatomical structure as an object of inspection; prescanning a patient to take at least a prescanning image; defining with reference to the prescanning image a main scanning area in which images for medical application are to be captured; recognizing anatomical structures contained in the prescanning image by analyzing the prescanning image; judging on the basis of the order data and results of said recognizing step whether the defined main scanning area corresponds to the anatomical structure designated by the order data; and warning when the defined main scanning area does not correspond to the anatomical structure designated by the order data.