iaea human health series publications - SEDIM

7.1. DAILY TESTS7.1.1. Monitor inspection, cleaning and viewing conditions7.1.1.1. Scope— Objective: To keep monitor screens free of dust, fingerprints and other marks that might interfere with imageinterpretation; to confirm that image viewing conditions are acceptable.— Frequency: Daily.7.1.1.2. Instrumentation(1) Dry, soft, lint free cloth or lens tissue.(2) Water or approved monitor cleaning solution (the cleaning solution should be available in the examinationand interpretation rooms).7.1.1.3. Methodology(1) Clean all monitor screens gently with the cloth, lightly dampened with water if required. Note that abrasivematerials or alcohols should not be used on monitor faces, since the anti-glare surface on the display might bedestroyed.(2) Record monitor cleaning status on the daily and weekly checklist (Chart 1 in Annex I).(3) Check image viewing conditions at the interpretation workstation.(4) Record the viewing condition status on the daily and weekly checklist (Chart 1 in Annex I).7.1.1.4. Recommendations and corrective actions(1) Monitor screens must be free of dust, fingerprints and other marks that might interfere with imageinterpretation. There should be no ‘shiny’ patches or obvious non-uniformities on the surface.(2) The lighting conditions and room configuration must match those described on the medical physicist’sworksheet. Sources of bright light must not be present in the room and must not be reflected from anyviewboxes and/or monitor surfaces. Any required corrective action must be undertaken before images areinterpreted.(3) Cleaning personnel should be carefully instructed that during routine cleaning of the room, nothing must bedone to the surfaces of the image displays (i.e. no abrasives, chemical cleaners, etc., should be used).41