Refurbished Radiology Equipment & Medical Imaging Blog

Key Considerations for Choosing a PET/CT Scanner for PSMA Scans

Written by Vikki Harmonay | Wed, Mar 26, 2025 @ 15:03 PM

Prostate cancer is the second most common cancer among men in the United States. As early and accurate detection is critical for effective treatment, PET/CT technology has emerged as a powerful tool in staging, treating and evaluating prostate cancer through PSMA (Prostate-Specific Membrane Antigen) scanning.

Many PET/CT systems have the capability to perform PSMA scans, including models such as the Discovery STe, Philips Gemini TF 16, GE Discovery 610 and Siemens Biograph TruePoint 16. If your facility already has a PET/CT scanner, chances are it can be used for PSMA imaging. However, if you are looking to acquire a new system or introduce PSMA scanning into your practice, choosing the right scanner is crucial.

Key Considerations for Choosing a PET/CT Scanner for PSMA Scans

When selecting a PET/CT scanner for PSMA scanning, these are the most important features to consider:

  1. How Do PET/CTs Perform PSMA Scans?

PET/CT scanners utilize advanced imaging technology to detect PSMA proteins on the surface of prostate cancer cells. These proteins help radiotracers bind to the cancer cells, making it easier to identify and diagnose the extent of the disease. Until recently, radiotracers did not effectively bind to prostate cancer cells, but FDA-approved options are now available, enhancing the accuracy of PET/CT scans for prostate cancer detection.

  1. Essential Features for High-Quality PSMA Scanning
  • Metal Artifact Reduction (MAR): Many prostate cancer patients have hip replacements or metal implants that can interfere with imaging. Features like iMAR (Siemens) and MAR (GE) help reduce these distortions for clearer scans.
  • Time-of-Flight (TOF) Technology: TOF improves scan clarity and reduces scan time. This is especially valuable for high-throughput facilities.
  • Lutetium-Based Detectors: Most manufacturers now use lutetium-based detectors for improved image resolution. Siemens has always used LSO (lutetium oxyorthosilicate), while Philips and GE adopted this technology in later models.
  1. Choosing the Best PET/CT Scanner for Your Needs

The ideal PET/CT scanner depends on your practice’s budget, patient volume and specific imaging requirements. Here are some popular options:

  • Budget-Friendly Workhorses: GE Discovery STe, Philips Gemini TF 16, and Siemens Biograph 40 or 64-slice are cost-effective options that offer solid performance.
  • High-Throughput and Premium Options: GE Discovery 690, 710, Siemens Biograph mCT, and Horizon are excellent for practices handling a higher volume of PSMA scans.Since PET/CT scanners are major investments, you should plan acquisitions 6 to 9 months in advance. By working with Atlantis Worldwide you’ll get expert guidance, access to high-quality refurbished systems and a seamless installation process.

Talk To An Expert

Finding the right PET/CT scanner for PSMA imaging can be complex, but Atlantis Worldwide is here to help. With decades of experience in providing top-tier refurbished medical imaging equipment, we offer tailored solutions to fit your needs. Our dedicated team will work closely with you to ensure your facility is equipped with the best technology within your budget.

For more information on available PET/CT systems or to discuss your specific needs and requirements, contact Atlantis Worldwide today. We are committed to providing high-quality, cost-effective imaging solutions you can trust. You’ll get the performance you want, at a much more affordable price with a used or refurbished PET/CT Scanner.

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Meet the author: Vikki Harmonay