. An epitome of the history of medicine. By Roswell Park ... Based upon a course of lectures delivered in the University of Buffalo. 2d ed. Illustrated with portraits and other engravings . i the cellular pathology differs from other systems,and particularly from the old humoral pathology, is in thedoctrine that the blood itself is not the proper and originalcause of dyscrasise, and probably not the cause of contin-uous alteration of the tissues ; that these dyscrasiae arisebecause the blood is not an independent structure, butdependent upon the condition of the patient in consequenceof its co
. An epitome of the history of medicine. By Roswell Park ... Based upon a course of lectures delivered in the University of Buffalo. 2d ed. Illustrated with portraits and other engravings . i the cellular pathology differs from other systems,and particularly from the old humoral pathology, is in thedoctrine that the blood itself is not the proper and originalcause of dyscrasise, and probably not the cause of contin-uous alteration of the tissues ; that these dyscrasiae arisebecause the blood is not an independent structure, butdependent upon the condition of the patient in consequenceof its continuous conveyance of tlie noxious material fromall parts of the body,—the blood is, therefore, merely themedium for the production of the dyscrasia. This theoryhas made several peculiar, new, and symptomatic or mor- RUDOLPH VIRCHOW. 257 phological forms of disease, such as leukaemia, leucocytosis,etc. Virchow also cleared up the old and obscure ideasregarding pyaemia, and proved that an absorption of pusinto the blood, whicli tlie name implies, is quite impossi-ble; likewise, that pytemia is inseparable from thromboticprocesses. Virchow was born in Pomerania in 1821, and in 1849. Fig. 37.— Virchow. distinguished himself by attaining the highest grade in thecareer of the learned,—a professorship, wliich he first heldin Wiirzburg. During earlier years liis residence andlabors were largely the result of necessities arising frompolitical views, for on account of these he was long denieda residence in Berlin. A personal friend, now old, oncean interne in the great Julius Spital, in Wiirzburg, at the 258 THE HISTORY OF MEDICINE. time when Virchow taught there, tells me a light wasburning every night in Alrchows room until 3 , andyet the professor was always out at work by 7. It was bysuch intense application that he arrived at his presentposition at the very top of the professional ladder; butvery few men have the physique and constitution to standsuch arduous stu
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