May 1956


AMA Arch Intern Med. 1956;97(5):639-NP. doi:10.1001/archinte.1956.00250230133015

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This exhibit is based upon facts obtained in the research laboratory where the coronary blood vessels were dealt with directly. This direct approach has yielded information that could not be obtained in any other way. The facts thus established are new and different, and up to the present time they have received little or no attention from the medical cardiologist. If the treatment of coronary disease is going to improve, it must first change. It cannot improve if it remains static. Information presented here calls for changes in treatment, and it is our duty to decide what these changes should be.

One of the facts established experimentally concerns the distribution of oxygen to various parts of the heart muscle. An electrical tracing taken from a uniformly cyanosed heart is the same as the tracing taken from a uniformly well oxygenated heart. Each of these hearts is electrically stable. When the

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