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New atypical manifestations and prognostic factors of Vibrio vulnificus infection: A 10-year retrospective study

Jpn J Infect Dis. 2021 Apr 30. doi: 10.7883/yoken.JJID.2020.843. Online ahead of print.

ABSTRACT

Vibrio vulnificus (V. vulnificus) infection is rare but potentially fatal. This study explored the new atypical manifestations and prognostic factors of V. vulnificus-infected patients throughout hospitalization. we retrospectively reviewed 33 patients diagnosed as having V. vulnificus infection in Guangdong Province, China between 2010 and 2020. Medical records were analyzed. Multiple logistic regression and receiver operating characteristic (ROC) curve analyses were performed. New atypical manifestations were found, including cholangitis, urinary tract infection, and suppurative otitis media. Eleven of thirty-three (33.3%) V. vulnificus-infected patients died eventually. By univariate analysis, patients with cardio-cerebro-vascular diseases, lower platelet counts, higher levels of C-reactive protein and procalcitonin (PCT) had a statistically higher mortality. However, multivariate analysis showed that only PCT (P = 0.036) reached statistical significance. Also, the area under the ROC value estimate for PCT was 0.8816 (95% CI, 0.759-1.000; P = 0.0009). More than half of patients with V. vulnificus infection would die when PCT >20 ng/ml, while no patient dies when PCT ≤ 20 ng/ml. This study found new atypical manifestations of V. vulnificus infection. Also, PCT is an effective and independent predictor of mortality of V. vulnificus infection, and is suitable for clinicians to make early risk stratification and best therapeutic strategies.

PMID:33952769 | DOI:10.7883/yoken.JJID.2020.843

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