Subclinical tuberculosis disease—a review and analysis of prevalence surveys to inform definitions, burden, associations, and screening methodology

B Frascella, AS Richards, B Sossen… - Clinical Infectious …, 2021 - academic.oup.com
While it is known that a substantial proportion of individuals with tuberculosis disease (TB)
present subclinically, usually defined as bacteriologically-confirmed but negative on …

[HTML][HTML] Duration and determinants of delayed tuberculosis diagnosis and treatment in high-burden countries: a mixed-methods systematic review and meta-analysis

AKJ Teo, SR Singh, K Prem, LY Hsu, S Yi - Respiratory research, 2021 - Springer
Background Thirty countries with the highest tuberculosis (TB) burden bear 87% of the
world's TB cases. Delayed diagnosis and treatment are detrimental to TB prognosis and …

[HTML][HTML] Quantifying progression and regression across the spectrum of pulmonary tuberculosis: a data synthesis study

AS Richards, B Sossen, JC Emery… - The Lancet Global …, 2023 - thelancet.com
Background Prevalence surveys show a substantial burden of subclinical (asymptomatic but
infectious) tuberculosis, from which individuals can progress, regress, or even persist in a …

[HTML][HTML] High-resolution mapping of tuberculosis transmission: Whole genome sequencing and phylogenetic modelling of a cohort from Valencia Region, Spain

Y Xu, I Cancino-Muñoz, M Torres-Puente… - PLoS …, 2019 - journals.plos.org
Background Whole genome sequencing provides better delineation of transmission clusters
in Mycobacterium tuberculosis than traditional methods. However, its ability to reveal …

[HTML][HTML] Estimating the contribution of subclinical tuberculosis disease to transmission: An individual patient data analysis from prevalence surveys

JC Emery, PJ Dodd, S Banu, B Frascella, FL Garden… - Elife, 2023 - elifesciences.org
Background: Individuals with bacteriologically confirmed pulmonary tuberculosis (TB)
disease who do not report symptoms (subclinical TB) represent around half of all prevalent …

[PDF][PDF] Post-tuberculosis mortality and morbidity: valuing the hidden epidemic.

M Quaife, RMGJ Houben… - The Lancet …, 2020 - researchonline.lshtm.ac.uk
Case fatality rates for tuberculosis disease (TB) have fallen progressively over the past 20
years, and an estimated 54 million people have survived TB since 2000. 1 More recently …

[HTML][HTML] Beyond latent and active tuberculosis: a scoping review of conceptual frameworks

SMA Zaidi, AK Coussens, JA Seddon, T Kredo… - …, 2023 - thelancet.com
There is growing recognition that tuberculosis (TB) infection and disease exists as a
spectrum of states beyond the current binary classification of latent and active TB. Our aim …

[HTML][HTML] Validation of differentially expressed immune biomarkers in latent and active tuberculosis by real-time PCR

P Perumal, MB Abdullatif, HN Garlant… - Frontiers in …, 2021 - frontiersin.org
Tuberculosis (TB) remains a major global threat and diagnosis of active TB ((ATB) both extra-
pulmonary (EPTB), pulmonary (PTB)) and latent TB (LTBI) infection remains challenging …

Reevaluating progression and pathways following Mycobacterium tuberculosis infection within the spectrum of tuberculosis

KC Horton, AS Richards, JC Emery… - Proceedings of the …, 2023 - National Acad Sciences
Traditional understanding of the risk of progression from Mycobacterium tuberculosis (Mtb)
infection to tuberculosis (TB) overlooks diverse presentations across a spectrum of disease …

Determining the value of TB active case-finding: current evidence and methodological considerations

H Sohn, S Sweeney, D Mudzengi… - … of Tuberculosis and …, 2021 - ingentaconnect.com
Active case-finding (ACF) is an important component of the End TB Strategy. However, ACF
is resource-intensive, and the economics of ACF are not well-understood. Data on the costs …