Radiopharmaceutical Labelling for Lung Ventilation/Perfusion PET/CT Imaging: A Review of Production and Optimization Processes for Clinical Use

Autor: Frédérique Blanc-Béguin, Simon Hennebicq, Philippe Robin, Raphaël Tripier, Pierre-Yves Salaün, Pierre-Yves Le Roux
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Pharmaceuticals, Vol 15, Iss 5, p 518 (2022)
Druh dokumentu: article
ISSN: 1424-8247
DOI: 10.3390/ph15050518
Popis: Lung ventilation/perfusion (V/Q) positron emission tomography-computed tomography (PET/CT) is a promising imaging modality for regional lung function assessment. The same carrier molecules as a conventional V/Q scan (i.e., carbon nanoparticles for ventilation and macro aggregated albumin particles for perfusion) are used, but they are labeled with gallium-68 (68Ga) instead of technetium-99m (99mTc). For both radiopharmaceuticals, various production processes have been proposed. This article discusses the challenges associated with the transition from 99mTc- to 68Ga-labelled radiopharmaceuticals. The various production and optimization processes for both radiopharmaceuticals are reviewed and discussed for optimal clinical use.
Databáze: Directory of Open Access Journals
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