[Skip to Content]
Access to paid content on this site is currently suspended due to excessive activity being detected from your IP address Please contact the publisher to request reinstatement.
[Skip to Content Landing]
January 22, 1927


Author Affiliations

From the roentgenologic and medical departments of the General and Jewish hospitals.

JAMA. 1927;88(4):226-229. doi:10.1001/jama.1927.02680300012004

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.


Clinicians differ regarding the value of percussion of the heart borders. Many feel that accurate determination of the borders is well nigh impossible, especially in the obese and in women, while others maintain that a high degree of accuracy may be obtained by percussion. However, difficulties are recognized when percussion for the heart borders is attempted in persons with greatly enlarged hearts and those having pulmonary emphysema.

With the advent of the roentgen ray, much accurate information has been obtained in determining the borders of the heart. One is now able to learn the position of the heart in relation to the transverse diameter of the thorax. It is also possible, by means of the orthodiagram or teleroentgenogram, to determine to a high degree of accuracy the absolute size of the heart. However, the front view of the heart and aorta fails to give us the position of the heart

First Page Preview View Large
First page PDF preview
First page PDF preview