Module 20. Case review - Non-Perfusion Imaging – Sarcoidosis-Case review - Non-Perfusion Imaging

Video Transcription

Video Summary

The video is a presentation by Panitiya Charantaitui from the Mayo Clinic on the topic of cardiac sarcoid PET imaging. The speaker outlines the objectives of the presentation, which include reviewing cases of cardiac sarcoid PET, describing the characteristics of normal and abnormal PET images for cardiac sarcoidosis, identifying characteristics of false positive studies, and showing the components of an appropriate report for cardiac sarcoid PET studies. <br /><br />The speaker explains the considerations before performing PET imaging for cardiac sarcoidosis, including indications and applications, preparation prior to the PET study, and PET acquisition protocol. They discuss the clinical scenarios where cardiac PET could be useful, such as patients with extracardiac sarcoidosis, unexplained conduction system disease, idiopathic or unexplained VT, and proven cardiac sarcoidosis. The speaker also discusses different diagnostic algorithms for cardiac sarcoidosis and emphasizes the ability of PET to identify both cardiac and extracardiac sarcoidosis and detect disease activity. <br /><br />Several cases are presented to illustrate the interpretation of PET images for cardiac sarcoidosis. The speaker explains the importance of reviewing the medical record, confirming patient metabolic preparation, and proper image interpretation. They highlight the use of both normalized cardiac display and hybrid nuclear medicine display for viewing images and discuss the different patterns of FDG uptake that may indicate active inflammation or scar tissue. The speaker also discusses the role of PET in treatment response evaluation and the prognostic value of PET in cardiac sarcoidosis. The presentation concludes with a summary of key take-home points.

Keywords

cardiac sarcoid PET imaging

normal and abnormal PET images

false positive studies

appropriate report

PET imaging considerations

indications and applications

disease activity detection

interpretation of PET images

treatment response evaluation