Prevalence of Latent Tuberculosis (TB) Infection Diagnosed by Interferon-gamma Release Assay and Tuberculin Skin Tests in Patients With Old Healed TB

We easily regard nodules and fibrosis in upper lobes of lung as TB sequelae. The aim of this study is to confirm the prevalence of latent TB infection diagnosed by interferon-gamma release assay and tuberculin skin tests in patients with old healed TB.

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Key information

Conditions

Tuberculosis Actinomycetales Infections Bacterial Infections Bacterial Infections and Mycoses Gram-Positive Bacterial Infections Infections Mycobacterium Infections

Age range

20 year–80 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Seoul National University Hospital

Seoul, 110-744, South Korea

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Age > 20 years
Patients with TB sequelae in their CXR

Exclusion criteria

Patients on immune-suppressants

Treatment and study plan

Primary outcomes

Prevalence of latent TB infection

Time frame: At enrollment

Sponsors and collaborators

Lead sponsor

Seoul National University Hospital

Other

Registry information

Important dates

Study start: 2010
Primary completion: 2011
Study completion: 2011
First posted: Apr 6, 2010
Registry last updated: May 12, 2011

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed