18F-fluorodeoxyglucose-positron emission tomography: a new explorative perspective.

Area of Science:

• Nuclear medicine and molecular imaging.
• Functional imaging techniques.
• Radiopharmaceuticals in diagnostics.

Background:

• 18F-FDG-PET is a functional imaging modality for detecting hypermetabolic processes.
• It is utilized in oncology, cardiology, and neurology.
• Growing evidence supports its use in autoimmune diseases, including large vessel arteritis.

Purpose of the Study:

• To review the technical aspects of 18F-FDG-PET.
• To discuss clinical experiences with 18F-FDG-PET.
• To explore experimental and future perspectives, especially in large vessel vasculitis and autoimmune diseases.

Main Methods:

• Review of existing literature on 18F-FDG-PET.
• Analysis of clinical applications in various patient groups.
• Examination of experimental studies, including those using small animal PET scanners.

Main Results:

• 18F-FDG-PET is effective for screening, localization, and follow-up of hypermetabolic conditions.
• Its utility is increasingly recognized in autoimmune diseases like large vessel arteritis.
• Small animal PET scanners enhance experimental research capabilities.

Conclusions:

• 18F-FDG-PET is a versatile functional imaging tool with expanding clinical and experimental roles.
• The technique shows significant promise for diagnosing and monitoring autoimmune diseases.
• Future research directions include further refinement of technical aspects and broader clinical validation.