Setting: An overcrowded 362-bed migrants' shelter in Paris, France.
Objectives: To investigate an outbreak of tuberculosis (TB), to identify a common source of contamination and to prevent further transmission.
Methods: The outbreak was identified by radiographic screening and an active search for undeclared hospital treated cases, completed by strain phenotyping and a search for contact cases.
Results: Between October 2001 and October 2002, 56 cases of active TB were identified, 30 by radiological screening and 20 by contacting neighbouring hospitals. All cases involved men, with a median age of 30 years. Pulmonary involvement was present in 54% of cases, and nine patients were sputum smear-positive. Thirty-four of the 37 phenotyped strains clustered together.
Conclusion: The grouping of the cases in time and place, the large number of cases with early-stage disease and the identical RFLP banding patterns of most of the isolates indicate that this outbreak results from transmission that occurred in France. This report underlines the need for public health departments in industrialised countries to maintain effective anti-tuberculosis control programmes.
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PLoS One
January 2025
Information Technology Section, Changshu Center for Disease Control and Prevention, Changshu, Jiangsu, China.
Objective: This study aimed to enhance the prevention and control of pulmonary tuberculosis (PTB) and provide more effective and accurate methods in Changshu City.
Methods: The PTB patients' information came from the China Information System for Disease Control and Prevention (CISDCP). The demographic data for Changshu city and towns came from the Suzhou Statistical Yearbook and the LandScan platform.
BMC Infect Dis
January 2025
Emerging Pathogens Institute, University of Florida, 2055 Mowry Road, PO Box 100009, Gainesville, FL, 32610, USA.
Background: Cluster and contact investigations aim to identify and treat individuals with tuberculosis (TB) and latent TB infection (LTBI). Although genotyped cluster investigations may be superior to contact investigations in generating additional epidemiological links, this may not necessarily translate into reducing infections. Here, we investigated the impact of genotyped cluster investigations compared to standard contact investigations on the LTBI care cascade in a low incidence setting.
View Article and Find Full Text PDFTrans R Soc Trop Med Hyg
January 2025
Research Center for Care and Control of Infectious Disease, Universitas Padjadjaran, Bandung 45363, Indonesia.
Background: Certain micronutrient levels have been associated with the risk of developing TB disease. We explored the possible association of selected at-risk micronutrient levels with the development of Mycobacterium tuberculosis (M.tb) infection.
View Article and Find Full Text PDFIndian J Med Ethics
January 2025
Consultant Gastroenterologist, Kalinga Gastroenterology Foundation, Bajrakabati Road, Cuttack, Odisha, 753007, INDIA.
In 2023, as per the World Health Organization (WHO), India emerged as the country with the highest number of tuberculosis (TB) cases, reporting 2.8 million cases and contributing to 27% of the global TB burden [1]. Worldwide, there were 7.
View Article and Find Full Text PDFF1000Res
January 2025
Faculty of Medicine and Health Sciences, Division of Epidemiology and Biostatistics, Stellenbosch University Centre for Evidence-Based Health Care, Cape Town, South Africa.
Background: Tuberculosis (TB) is a leading cause of death worldwide with over 90% of reported cases occurring in low- and middle-income countries (LMICs). Pre-treatment loss to follow-up (PTLFU) is a key contributor to TB mortality and infection transmission.
Objectives: We performed a scoping review to map available evidence on interventions to reduce PTLFU in adults with pulmonary TB, identify gaps in existing knowledge, and develop a conceptual framework to guide intervention implementation.
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