Procedures for digital subtraction angiography, X-ray equipment, computer program and electronically readable media

摘要

Procedure for digital subtraction angiography of a patient's area of admission, where:at least one masked image of the recording area is recorded without the use of a contrast medium;-after administration of a contrast agent, several fillings are taken; and-Result images are obtained by subtraction of at least one mask image of the respective filling images, depending on an automatically determined or user-side provided, an appropriateness of at least one mask image with respect to different modes of motion in the field of recording at least one mask image and image quality information describing at least part of the images, if at least one mask image is not suitable for at least one filling image; a non-use groupat least one additional mask image is recorded and the suitability of the additional mask image for at least one non-fit group's state of motion is automatically checked by means of a comparison algorithm; and-after the presence of appropriate masking images for each filling image of the unsuitable group, the inclusion of further masking images is discontinued.