Radiation Therapist how-to

How to Run Daily Machine QA

QA ensures accurate doses.

Updated By the Career Education Institute Curriculum Team
Quick answer

QA ensures accurate doses. In short: warm; check; check, then complete the remaining steps below.

Step by step

  1. Warm up the machine.

  2. Check output.

  3. Check lasers and alignment.

  4. Test safety interlocks.

  5. Record results.

  6. Report failures.

Safety reminders for radiation therapists

  • Follow radiation safety and ALARA
  • Verify patient identity and plan
  • Check safety interlocks
  • Never treat after a failed QA

Linear accelerator · Fraction · Gray (Gy) · Simulation · Immobilization · IGRT: see the full radiation therapist glossary.

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