It is a matter of practical interest to determine what should and what should not exclude applicants from railway service.
The formulation of any set of rules intended to govern examinations presupposes the adoption of a working basis, and the classification of the applicants for service.
So far as disabling diseases are concerned, it will not be necessary to mention those which are so disabling as to discourage the sufferer from following any pursuit. Others, again, are more or less insidious in their progress and for a time do not furnish symptoms which make the patient aware of their existence. Certain conditions interfere with the healing of wounds, impede recovery, entail an undue loss of time, and become aggravated by the injuries which are received in the line of duty. It would be useless to enumerate all the diseases which would disable the applicant. From a medical standpoint the following