NAC457.330. Plotting and evaluation of certain information on control chart; action required when information is not within applicable control limits.

     1. The following information must be plotted and evaluated on a control chart in accordance with the provisions of 21 C.F.R. § 900.12:

     (a) The values obtained from the daily exposure and processing of sensitometric strips.

     (b) The exposure time or mAs and the number of objects visible in the image of the breast phantom in each test of image quality.

     (c) A description of any change in operating conditions made as the result of a test for quality assurance.

     (d) The operating levels and control limits for each test for quality assurance performed.

     2. If the information obtained pursuant to subsection 1 is not within the applicable control limits, corrective action must be completed and verified before any patients are examined or films are processed.

     (Added to NAC by Bd. of Health, eff. 1-24-92; A by R033-06, 6-28-2006)