Prof. Peter on the Parasitic Doctrines of Disease.
I have more than once referred to Dr. Peter, Professor of Medical Pathology at the Paris School of Medicine, as being an avowed adversary of the parasitic doctrine that is gaining ground in the science and art of medicine of the present day. As the parasitic doctrines have been published in the medical journals almost without comment, it has been inferred in many quarters that these doctrines are unassailable. It may, therefore, be interesting to know what arguments the adversaries of these doctrines have to advance against them, and it is with this view that I here reproduce notes of a lecture recently delivered by Professor Peter on the subject. The necessary distinction, said the Professor, between the lesion and the malady has been ignored by the physicians who look upon tuberculosis as a parasitic malady and consider the rod, which the