Characteristics of 2 patients who developed active tuberculosis during TNF inhibitor treatment.

<p>Characteristics of 2 patients who developed active tuberculosis during TNF inhibitor treatment.</p

The study flowchart.

<p>RA, rheumatoid arthritis; AS, ankylosing spondylitis; TNF, tumor necrosis factor; LTBI, latent tuberculosis infection; TB, tuberculosis; TST, tuberculin skin test; QFT-GIT, QuantiFERON-TB Gold In-Tube; CXR, chest radiography.</p

LTBI test results and percentages of patients who received LTBI treatment among 476 patients.

<p>LTBI test results and percentages of patients who received LTBI treatment among 476 patients.</p