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A thing is practical in proportion to the extent of its application. Up to the present time have the graphic expressions used to denote physical signs in pulmonary cases proved to be really practical? If not, why not? That they have not been applied as extensively as they should be is conspicuously seen whenever one attends clinics and visits hospital wards. And the reason for this is largely because of the un-meaningness of many of the proposed signs.
At various clinics there have been adopted individual modifications, and in the invention of these signs the basic principle that should underlie such a system has not been sufficiently considered. The result has been that many of the signs are fanciful in proportion to the skill of their authors, and often indeed are fair representation of art for art's sake.
Unless signs are of the
BARACH JH. PRIMITIVE GRAPHIC SIGNS IN PULMONARY WORKBASED ON PHONETIC VALUES. JAMA. 1909;LIII(19):1541-1543. doi:10.1001/jama.1909.92550190001001e