CONTROL OF INFECTIOUS DISEASES 763 



the M. O. H. so to do. Recovered patients cannot return to school 

 or business or otherwise escape quarantine without such permits. 



2. The attending physician, while legally bound to report all in- 

 fectious diseases, cannot legally impose or release quarantine. No 

 one but the M. O. H. can legally impose or release quarantine. 



VI. METHODS OF HANDLING THE INFECTIOUS DISEASES LONDON, 

 CANADA, JANUARY, 1916 



1. Tuberculosis: 



All cases in all stages are reportable within twelve hours of dis- 

 covery, to the M. O. H. who is thereafter legally responsible for the 

 prevention of spread of the disease. 



In all non-infectious stages, this supervision is restricted to watch- 

 ing through the attending physician, if there be one the progress of 

 the case in order to detect the development (if any) of an infectious 

 stage. 



There are no restrictions other than the above on the patient dur- 

 ing non-infectious stages. 



In all infectious stages, definite arrangements must be made to 

 prevent infection: these may be made through the attending physician, 

 if there be one; otherwise directly with the relatives or patient. 



There are no restrictions on the associates of the patient. There- 

 fore placarding and other quarantine measures are not necessarily 

 imposed. Terminal disinfection, by Board of Health, is free in tuber- 

 culosis. It is not performed in other diseases, except under special 

 circumstances. 



2. Epidemic Anterior Poliomyelitis (Infantile Paralysis): 



All cases are reportable in the acute stage. The patient must be 

 isolated during the continuance of fever: and the usual precautions 

 relating to disinfection of discharges must be carried out during the 

 progress of the disease. 



3. Epidemic Cerebro-spinal Meningitis: 



As in poliomyelitis, with the addition that nurses, etc., shall wear 

 respirators during the performance of intimate personal services to the 

 patient. 



4. Rabies: 



Persons bitten by dogs suspected of Rabies should receive the 

 Pasteur Treatment, furnished by the M. O. H. through the Provincial 



