What is your approach to a positive PPD or IGRA in a patient with well-controlled HIV without significant TB risk factors?
Would you treat a patient with well-controlled HIV who has a positive PPD or IGRA but no significant TB risk factors?
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I would treat this patient for LTBI (after ruling out active disease); if the patient was hesitant to be treated, a second test could be done if it would increase their likelihood of adhering to the regimen; but I would urge treatment in any case as the stakes are high if untreated LTBI is present.
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I treat all HIV patients with positive screening tests. I consider HIV itself, regardless of CD4 count, to be the highest risk for reactivation disease. I believe there is data showing this risk to be higher even than organ transplant or cancer treatment patients.
The problem, of course, is navigati...
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In an HIV patient without significant risk factors (CD4 nadir >300, no comorbidities), I would offer and encourage treatment for latent Tb but probably not push too hard. For patients who who were willing, I would offer 4 months of rifampin. This would often necessitate changing their ART to doluteg...
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The question here is treating a disease (Latent tuberculosis) vs treating a test result.
- While a positive TB quantiferon or IGRA helps, the final diagnosis of LTBI also depends on the additional evidence of epidemiological risk and/or radiological findings.
- Not all positive TB quantiferon results ...
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As with most of medicine, it’s risk vs benefit. If the LTBI regimen is well-tolerated with few/no drug interactions would provide INH/Rifapentin weekly x 12, Rifampin x 4 months, INH/rifampin x 3 months, whatever, depending on patient preference. If poorly tolerated, inform the patient and just note...
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