Radiologic Imaging Services

Quality Assurance Services, Inc. (QAS)
your partner in compliance


• Exposure reproducibility testing
• kVp accuracy testing
• mA station-to-station linearity testing
• Timer accuracy testing
• Half value layer testing
• Light field to xray field collimation verification
• Focal spot resolution check
• Entrance skin exposure calculations
• Verify tape measure accuracy
• Verify table half value layer is ‹1 mm lead attenuation equivalent
• Check the general electrical and mechanical condition of the equipment
• Post radiation safety instructions, pregnancy warning signs, and so forth
• Verify typical techniques with state averages
• Evaluate the processor for artifacts
• Assure outside warning lights function
• Assure personnel protective apparel is available
• Assure all lights, switches, and knobs work


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