[Clinical efficacy of intravesical BCG treatment for superficial bladder neoplasms with respect to the iduced immune response].

We evaluated the immune response after BCG treatment in superficial bladder cancer analyzing the modifications induced on lymphocytic sub-populations. In 21 patients with superficial bladder cancer we performed TURB and after 12 days began the induction cycle of 6 weeks with Pasteur BCG (75 mg/50 micromilligrams), followed by one instillation monthly for one year. Before treatment every patients underwent Mantoux intradermoreaction, blood-count and determination of peripheral blood lymphocytic subpopulations.