Description - Schematic of image receptor and test block set up for the evaluation of digital detector residual ghosting.

Schematic drawing of a grey horizontal rectangle representing the breast support with a second smaller white rectangle side and aligned with the bottom edge of the breast support representing a test block, and a third transparent rectangle, covering the right half of the breast support and bisecting the second rectangle along a line D representing the first position of the test block. Within the second rectangle, to the left of line D, is a circle with the letter A indicated in the middle. Within the second rectangle, to the right of line D, is a circle with the letters B and C indicated in the middle.