ACR ACCREDITATION
SPECT AND PET
Camera Evaluation & Other Tests
Initially or Annually
CAMERA, SPECT or PET, DOSE CALIBRATOR AND UPTAKE PROBE PERFORMANCE TESTS
Intrinsic Uniformity
System Uniformity
Intrinsic or System Spatial Resolution
Sensitivity
Energy Resolution
Count Rate Parameters
Formatter/Video Display
Overall System Performance for SPECT Systems
System Interlocks
Dose Calibrators
Review leak test records
Thyroid Uptake and Counting Systems
Image Documentation
ACR PET- PET/CT CAMERA PERFORMANCE TESTS - Initially/Annually
Spatial resolution (radial, tangential, and axial).
Count rate performance, including count loss correction factor.
System dead time
Count rate versus activity
Prompt coincidences
Random coincidences
Background coincidences
Net true coincidences
Sensitivity (cps/MBq/ml) in two-dimensional (2D) and three-dimensional (3D) modes as applicable.
Uniformity (plane-by-plane in 2D and 3D modes as applicable).
Attenuation-correction calibration accuracy (quantification).
Linearity of bed motion.
Reproducibility of transmission rod motion (extension and retraction) as applicable.
Reproducibility of lead septa motion (extension and retraction) as applicable.
Image contrast and full system test (phantom scan).
Reproducibility and accuracy of standardized uptake value (SUV) as applicable.
CHARACTERISTICS MONITORED FOR CT
Alignment light accuracy.
Alignment of table to gantry.
Multiple-row detector assembly and available scan modes.
Slice localization from scanned projection radiograph (localization image).
Table increment accuracy.
Slice thickness.
Image quality.
CT number accuracy and linearity.
Display devices.
Image display monitor(s)
Hard-copy display unit(s), if available
Dosimetry.
CT dose index (CTDI)
Patient radiation dose for representative examinations
Safety evaluation.
Visual inspection
Work load assessment
Scatter and stray radiation measurements (if work load and other related parameters have changed since acceptance testing)
Audible and visual signals
Posting requirements
Other tests as required by state and/or local regulations.
SPECIFIC TESTS FOR PET-CT
Accuracy of co-registration will be determined by established procedure.
Patient radiation dose: CT only
Organ doses from radiopharmaceuticals: PET only
Nuclear medicine technologist's quality control tests / amp
Quarterly reviews.
Full ACR annual audits on site
Please contact us at 216-663-7000 to discuss our services.