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To those interested in graphic methods of studying the circulation this work will furnish a good review of the subject. Weber describes the method of recording heart tones, arteriograms, venous curves, cardiograms and electrocardiograms. All the methods are described in considerable detail. Several varieties of electrocardiograph in use in continental Europe are described. A description of those in common use in America is lacking.
In discussing the different diseases of the circulatory system records are shown and described in which the various tracings are synchronized and superimposed. For example, in the discussion of disease of the mitral valve, a photograph of the heart tones, the venous and arterial curves and the electrocardiogram may be studied all on the same record. The various cardiac arrhythmias are discussed in a similar fashion, as are alternation of the pulse, gallop rhythm and disease of the coronary vessels. Only the conventional three leads of
Die Electrocardiographie und andere graphische Methoden in der Kreislaufdiagnostik.. Arch Intern Med (Chic). 1936;57(3):647. doi:10.1001/archinte.1936.00170070172021
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