A Prospective Study of 18F-FDG PET-CT Application in Therapeutic Monitoring of Osteoarticular Tuberculosis

Autor: Mohammed Ayaz N. Saiyed, Mathew Varghese, Harshal Adinath Patil, Ram Sudhan S
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Journal of Health Science and Medical Research (JHSMR), Vol 42, Iss 4, Pp e20241027-e20241027 (2024)
Druh dokumentu: article
ISSN: 2586-9981
2630-0559
DOI: 10.31584/jhsmr.20241027
Popis: Objective: Confident diagnosis, identification of occult sites, assessing treatment response, and precisely ascertaining the duration and endpoint of treatment in skeletal tuberculosis is often challenging. magnetic resonance imaging (MRI) and computed tomography (CT) are less dependable owing to low sensitivity and the inability to discern current illness and old changes. 18F-FDG PET/CT utilizes variations in glycolysis rates between healthy and diseased tissue to quantitatively estimate the maximal standard uptake value (SUVmax) of 18F-FDG to assess disease activity. Material and Methods: 32 patients who presented to the department with a clinicoradiological suspicion and pathologically proven diagnosis of skeletal tuberculosis were prospectively analyzed. All patients underwent a whole body 18F-FDG PET-CT scan before initiation of anti-tubercular therapy (ATT), and then treatment was started as per the Revised National Tuberculosis Control Program (RNTCP) guidelines. All patients were followed up with repeat PET-CT scans and relevant clinical investigations at 2, 6, and 12 months. Results: A gradual decrease in SUVmax values, as the treatment courses progressed indicated a decrease in disease activity with treatment. There was an overall mean decrease of 6.5 units in the SUVmax values when compared to the pre-treatment levels, which was statistically significant (p-value
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