We thank all the patients and controls who participate in this study. We also thank all the people who helped us to do this work (nurses and technicians).
WHO. Global Tuberculosis Control : WHO Report 2012. Organization. WH, editor: WHO; 2012
Ahmad S. Pathogenesis, immunology, and diagnosis of latent Mycobacterium tuberculosis infection. Clin Dev Immunol. 2011;2011:814943.
Schaaf HS, Zumla A. Tuberculosis : A comprehensive clinical reference. London: Saunders; 2009.
Liote H, Liote F. Role for interferon-gamma release assays in latent tuberculosis screening before TNF-alpha antagonist therapy. Joint Bone Spine. 2011 Jul;78(4):352-7.
Keane J, Gershon S, Wise RP et al. Tuberculosis associated with infliximab, a tumor necrosis factor alpha-neutralizing agent. N Engl J Med. 2001 Oct 11;345(15):1098-104.
Pai M, Zwerling A, Menzies D. Systematic review: T-cell-based assays for the diagnosis of latent tuberculosis infection: an update. Ann Intern Med. 2008 Aug 5;149(3):177-84.
Pravica V, Perrey C, Stevens A et al. A single nucleotide polymorphism in the first intron of the human IFN-gamma gene: absolute correlation with a polymorphic CA microsatellite marker of high IFN-gamma production. Hum Immunol. 2000 Sep;61(9):863-6.
Diel R, Loddenkemper R, Nienhaus A. Evidence-based comparison of commercial interferon-gamma release assays for detecting active TB: a metaanalysis. Chest. 2010 Apr;137(4):952-68.
Schoepfer AM, Flogerzi B, Fallegger S et al. Comparison of interferon-gamma release assay versus tuberculin skin test for tuberculosis screening in inflammatory bowel disease. Am J Gastroenterol. 2008 Nov;103(11):2799-806.
Ponce de Leon D, Acevedo-Vasquez E, Alvizuri S et al. Comparison of an interferon-gamma assay with tuberculin skin testing for detection of tuberculosis (TB) infection in patients with rheumatoid arthritis in a TB-endemic population. J Rheumatol. 2008 May;35(5):776-81.
Papay P, Eser A, Winkler S et al. Factors impacting the results of interferon-gamma release assay and tuberculin skin test in routine screening for latent tuberculosis in patients with inflammatory bowel diseases. Inflamm Bowel Dis. 2011 Jan;17(1):84-90.
Matulis G, Juni P, Gadola SD. Detection of latent tuberculosis in immunosuppressed patients with autoimmune diseases: performance of a Mycobacterium tuberculosis antigen-specific interferon gamma assay. Ann Rheum Dis. 2008 Jan;67(1):84-90.
Arias M, De Francisco R, al. RSe. Performance of two interferon-gamma release assays (T-SPOT.TB and QuantiFERON-TB Gold in Tube) increase diagnostic yield of tuberculin skin testing for detectionof latent tuberculosis in patients with inflammatory bowel disease. . Gastroenterology. 2011; 140(Suppl 1):S691.
Ministro P, Machado J, Arajo R et al. Diagnosis of latent tuberculosis in patients with inflammatory bowel disease: Prospective comparison between tuberculin skin test and Interferon Gamma Release Assay (IGRA) test. . Gastroenterology. 2011;140(Suppl 1):S776.
Qumseya BJ, Ananthakrishnan AN, Skaros S et al. QuantiFERON TB gold testing for tuberculosis screening in an inflammatory bowel disease cohort in the United States. Inflamm Bowel Dis. 2011 Jan;17(1):77-83.
Guidi L, Andrisani G, Papa A et al. Screening inflammatory bowel disease patients for latent tuberculosis in Italy: comparison of Quanti-FERON-TB Gold versus tuberculin skin test. . Gastroenterology 2010;138(Suppl 1):S526.
Del Tedesco E, Oussalah A, Laharie D et al. Interferon gamma release assay (Igra) and/or tuberculin skin test (TST) in inflammatory bowel disease population: discordance and performance. Best strategy for detecting tuberculosis. Gastroenterology. 2010; 138(Suppl 1):S673.
Bartalesi F, Vicidomini S, Goletti D et al. QuantiFERON-TB Gold and the TST are both useful for latent tuberculosis infection screening in autoimmune diseases. Eur Respir J. 2009 Mar;33(3):586-93.
Harada N, Nakajima Y, Higuchi K et al. Screening for tuberculosis infection using whole-blood interferon-gamma and Mantoux testing among Japanese healthcare workers. Infect Control Hosp Epidemiol. 2006 May;27(5):442-8.
Hoft DF, Tennant JM. Persistence and boosting of bacille Calmette-Guerin-induced delayed-type hypersensitivity. Ann Intern Med. 1999 Jul 6;131(1):32-6.
Wang L, Turner MO, Elwood RK et al. A meta-analysis of the effect of Bacille Calmette Guerin vaccination on tuberculin skin test measurements. Thorax. 2002 Sep;57(9):804-9.
Shahidi N, Fu YT, Qian H et al. Performance of interferon-gamma release assays in patients with inflammatory bowel disease: A systematic review and meta-analysis. Inflamm Bowel Dis. 2012 Jan 31.
Helwig U, Muller M, Hedderich J et al. Corticosteroids and immunosuppressive therapy influence the result of QuantiFERON TB Gold testing in inflammatory bowel disease patients. J Crohns Colitis. 2012 May;6(4):419-24.
Ponce de Leon D, Acevedo-Vasquez E, Sanchez-Torres A et al. Attenuated response to purified protein derivative in patients with rheumatoid arthritis: study in a population with a high prevalence of tuberculosis. Ann Rheum Dis. 2005 Sep;64(9):1360-1.
Ariga H, Nagai H, Kurashima A et al. Stratified Threshold Values of QuantiFERON Assay for Diagnosing Tuberculosis Infection in Immunocompromised Populations. Tuberc Res Treat. 2011;2011:940642.
Pravica V, Asderakis A, Perrey C et al. In vitro production of IFN-gamma correlates with CA repeat polymorphism in the human IFN-gamma gene. Eur J Immunogenet. 1999 Feb;26(1):1-3.
Tian C, Zhang Y, Zhang J et al. The +874T/A polymorphism in the interferon-gamma gene and tuberculosis risk: an update by meta-analysis. Hum Immunol. 2011 Nov;72(11):1137-42.
Ben Selma W, Harizi H, Bougmiza I, Hannachi N, Ben Kahla I, Zaieni R, et al. Interferon gamma +874T/A polymorphism is associated with susceptibility to active pulmonary tuberculosis development in Tunisian patients. DNA Cell Biol. 2011 Jun;30(6):379-87.
Diel R, Nienhaus A, Loddenkemper R. Cost-effectiveness of interferon-gamma release assay screening for latent tuberculosis infection treatment in Germany. Chest. 2007 May;131(5):1424-34.
Kowada A, Takahashi O, Shimbo T et al. Cost effectiveness of interferon-gamma release assay for tuberculosis contact screening in Japan. Mol Diagn Ther. 2008;12(4):235-51.