MTMI Mammography: Digital Mammography QC/Digital Mammography questions with correct answers

What control manual should FFDM machines used for QC? Answer manual from the manufacturer Which are the QC unique test to DM? 6 Answer Monitor Cleaning Flatfield/Detector calibration Artifact Evaluation CNR- Contrast to Noise Ration SNR -Signal to Noise Ration MTF Modulation Transfer Function What is purpose of Monitor cleaning and frequency? Answer ensures good image review conditions by keeping the monitor screens free of dust, finger prints and marks that may osbcure clinical information Daily What equipment is used for monitor cleaning? Answer used only material specific to FFDM QC manual such dry, soft cloth or cleaning tissue (cloth may be slighly dumped ) What is the purpose of Detector Calibration and frequency? Answer Corrects non-uniformities (intensities) brings sensitivity of pixels back zero