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Updated: Mar 6, 2026

A Practical Guide for the Production and PET/CT Imaging of 68Ga-DOTATATE for Neuroendocrine Tumors in Daily Clinical Practice

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Published on: April 17, 2019

Gallium-68 Prostate-Specific Membrane Antigen PET Imaging.

Michael S Hofman¹, Amir Iravani²

¹Department of Cancer Imaging, Centre for Molecular Imaging, Peter MacCallum Cancer Centre, 305 Grattan Street, Melbourne, Victoria 3000, Australia; University of Melbourne, Melbourne, Victoria 3000, Australia.

|March 8, 2017

Summary

This summary is machine-generated.

Gallium-68 (⁶⁸Ga) PSMA PET imaging shows promise for detecting prostate cancer (PCa) metastases, even with low PSA levels. Familiarity with its uptake patterns and pitfalls is crucial for accurate interpretation in clinical practice.

Keywords:

(68)Ga-PSMA (68)Ga-PSMA PET PET Prostate cancer Prostate-specific membrane antigen

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Published on: October 4, 2024

Area of Science:

Nuclear Medicine
Oncology
Radiology

Background:

Conventional imaging strategies for prostate cancer (PCa) have limitations in detecting small-volume disease and assessing bone metastases.
Gallium-68 (⁶⁸Ga) prostate-specific membrane antigen (PSMA) PET imaging is emerging as a valuable tool in the PCa imaging armamentarium.

Purpose of the Study:

To highlight the evolving role of ⁶⁸Ga-PSMA PET imaging in prostate cancer detection and management.
To emphasize the importance of understanding ⁶⁸Ga-PSMA uptake patterns for accurate interpretation.

Main Methods:

Review of clinical studies demonstrating the efficacy of ⁶⁸Ga-PSMA PET for PCa metastasis detection.
Discussion of the interpretation nuances for ⁶⁸Ga-PSMA PET/computed tomography.

Main Results:

⁶⁸Ga-PSMA PET shows promise in detecting PCa metastases, including in patients with low prostate-specific antigen (PSA) levels.
The tracer aids in identifying disease that may be missed by conventional imaging.

Conclusions:

⁶⁸Ga-PSMA PET/CT is a valuable imaging modality for prostate cancer.
Accurate interpretation requires knowledge of physiologic uptake, variants, spread patterns, and potential pitfalls for nuclear medicine specialists and radiologists.