Tuberculosis is considered a rare disease number 3389 on the orpha. net List of rare diseases published binnually. In Romania we practise mandatory BCG immunisation. But we often meet dificult cases of pulmonary diseases and we must think about tuberculosis. This book is a very good work instrument for physicians each of the 100 cases having its own particularities. Ioana Soare MD PhD lecturer faculty of medicine Titu Maiorescu university Bucharest