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It does not require the mind of a sage, nor the intellectual reasoning of a philosopher, to know that all effects have their causes; that disease is the cause of death, and that there is a cause for disease.
In speaking of the diseases of special organs from a sanitary platform, it is necessary first to make some general remarks. This becomes necessary especially when at least a part of those diseases are a secondary manifestation, due, however, to the same cause that produced the primary constitutional disturbance. Acting in this manner, the effect might become manifest through the system upon the kidneys, and afterward vision becomes impaired by the implication of the optic nerve and retina.
Medical science has made a grand march in the last decade. The unknown is becoming known. Many things that were buried in darkness and obscurity, now become visible when the light of science