Sir,Psoriasis aff ects 2-3% of world’s population.Tuberculosis is the 7th cause of death all over the world, one-third of population is affected by the disease. Romania, in 2010, occupied the 6th position, after Kazakhstan, Moldavia, Georgia, Kirgizstan, and Tajikistan.[3] In 2011, a large retrospective study was carried out on the incidence of present and past tuberculosis within 1236 psoriasis patients, not previously treated with biologics, over 2004-2011.