Risk of non-typhoidal Salmonella vascular infections is increased with degree of atherosclerosis and inflammation: A multicenter study in southern Taiwan

Autor: Ying-Wen Chen, Hung-Jen Tang, Yi-Shan Tsai, Nan-Yao Lee, Yuan-Pin Hung, Chien-Fang Huang, Ching-Chi Lee, Chia-Wen Li, Ming-Chi Li, Ling-Shan Syue, Shu-Li Su, Shu-Hao Hsu, Wen-Chien Ko, Po-Lin Chen
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Journal of Microbiology, Immunology and Infection, Vol 55, Iss 3, Pp 474-481 (2022)
Druh dokumentu: article
ISSN: 1684-1182
DOI: 10.1016/j.jmii.2021.04.007
Popis: Background: Atherosclerosis and vascular inflammatory response have been considered as risk factors for non-typhoidal Salmonella (NTS) vascular infection. The study aims to assess the risk of vascular infection by measuring atherosclerosis severity, NTS vascular infection (NTSVI) score, and serum levels of inflammatory markers in people with NTS bacteremia. Methods: A prospective observational study was conducted in two medical centers and two regional hospitals. Adults aged ≥50 years with NTS bacteremia who underwent computed tomography (CT) scan for revealing vascular infections were enrolled. The degree of atherosclerosis was scaled by a calcium score determined by a CT scan. Serum concentrations of inflammatory biomarkers were determined in the patients enrolled in a medical center. Results: Fourteen (20.3%) of 69 patients with NTS bacteremia had vascular infections. Calcium scores over the thoracic (12,540 vs. 3,261, P = 0.0005) and abdominal (9755 vs. 3,461, P = 0.0006) aorta of those with vascular infections were higher than those without vascular infection. All vascular infections were present in the high-risk group (NTSVI score ≥1), yielding a sensitivity of 100% and specificity of 30.9%. Among 17 low-risk patients (NTSVI score
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