Ans: B. Chronic alcoholicsAccording to WHO guidelines, latent TB should be ruled out before treatment with TNF-alpha inhibitors, in patients of silicosis and patients undergoing hemodialysis among the provided options.Specific High-risk PopulationsHIV infectiondegRecent contact with an infectious patientInitiation of an anti-tumor necrosis factor (TNF) treatmentdegReceiving dialysisdegReceiving an organ or hematologic transplantation SilicosisdegBeing in prisonBeing an immigrant from highTB burden countriesBeing a homeless personBeing an illicit drug user
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