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

This study has been completed.
Sponsor:
Information provided by:
Seoul National University Hospital
ClinicalTrials.gov Identifier:
NCT01099098
First received: April 4, 2010
Last updated: May 11, 2011
Last verified: May 2011
  Purpose

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.


Condition
Tuberculosis

Study Type: Observational
Study Design: Observational Model: Case Control
Time Perspective: Prospective

Resource links provided by NLM:


Further study details as provided by Seoul National University Hospital:

Primary Outcome Measures:
  • Prevalence of latent TB infection [ Time Frame: At enrollment ] [ Designated as safety issue: No ]

Estimated Enrollment: 480
Study Start Date: January 2010
Study Completion Date: March 2011
Primary Completion Date: January 2011 (Final data collection date for primary outcome measure)
Groups/Cohorts
Patients with TB sequelae
People without TB sequelae

  Eligibility

Ages Eligible for Study:   20 Years to 80 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population

Patients with TB sequelae in their CXR

Criteria

Inclusion Criteria:

  • Age > 20 years
  • Patients with TB sequelae in their CXR

Exclusion Criteria:

  • Patients on immune-suppressants
  Contacts and Locations
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Please refer to this study by its ClinicalTrials.gov identifier: NCT01099098

Locations
Korea, Republic of
Seoul National University Hospital
Seoul, Korea, Republic of, 110-744
Sponsors and Collaborators
Seoul National University Hospital
  More Information

No publications provided

Responsible Party: Jae-Joon Yim / Associate Professor, Seoul National University Hospital
ClinicalTrials.gov Identifier: NCT01099098     History of Changes
Other Study ID Numbers: H-0909-054-295
Study First Received: April 4, 2010
Last Updated: May 11, 2011
Health Authority: South Korea: Korea Food and Drug Administration (KFDA)

Keywords provided by Seoul National University Hospital:
People who have fibrosis or nodules in their upper lobe of the lung

Additional relevant MeSH terms:
Tuberculosis
Mycobacterium Infections
Actinomycetales Infections
Gram-Positive Bacterial Infections
Bacterial Infections

ClinicalTrials.gov processed this record on September 18, 2014