[The exacerbated pulmonary tuberculosis due to long-time treatment with corticosteroids (author's transl)]

On the basis of 14 cases (1964-1974) a report is given on the long-time treatment with corticosteroids in patients who had been infected with mycobacterium tuberculosis in former times. The indications of the long-time treatment, the general effects of steroids in patients with latent infections, the problem of exacerbation and the possibilities to prohibit the exacerbation are discussed.