The persons primarily concerned in the management of a tuberculous patient are the patient himself and his doctor. The intervention of the Sanitary Authority is necessary, under present conditions, to ensure preventive measures being taken to the extent required by the necessities of public health. Bye-laws prohibiting indiscriminate expectoration form an important official means of preventing infection. The patient is then interviewed by the medical officer of health, and the full particulars indicated on the following inspection card are obtained. Notification has, however, secured their remedy earlier than would have been practicable under ordinary conditions. The provision of sanatorium training and treatment as one of the most important duties of a sanitary authority in regard to phthisis. This chapter also discusses the provision of medical treatment for other members of the patient's family. In connection with visits and revisits to the patient, the question of helping him in gaining his livelihood under the best conditions arises.