Animal Disease in Relation to Man *A communication to the Bristol Medico-Chirurgical Society on Wednesday, 14th March, 1951.

Man is so much in contact with animals that it is not surprising that at times he contracts disease from them. Much work remains to be done on diseases in which the part an animal plays is still unknown. It is impossible to cover the ground of all diseases which either directly or indirectly are associated with animal contacts, but the following Table (I) gives an indication of some of them. Many are already familiar. Some however are not so well known, and it is with two of these in which work has been done in the Bristol area that I wish to deal: Canicola Fever, which is contracted from dogs, and toxoplasmosis, which may be contracted from a variety of animals. Before passing on to discuss these in more detail there are three points worth stressing about other infections. Many animals suffer from salmonella infections or are carriers of organisms pathogenic to man, and