Clinical essays.

  • Richardson, Benjamin Ward, 1828-1896.
Date:
1862
Catalogue details

Licence: Public Domain Mark

Credit: Clinical essays. Source: Wellcome Collection.

Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.

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    CLINICAL ESSAYS. ESSAY III. ON REDUPLICATION OF THE SECOND SOUND OP THE HEART. There is perhaps no phenomenon more curious to the practising physician, when he first meets it, than that known as reduplication of the sounds of the heart. It is so rare that its novelty strikes forcibly ; it is so well marked as a peculiarity when it does occur, that its existence can admit of no dispute. Those who have not heard what is called redupli- cation, may learn it by hearing what it is. In lieu of two heart-sounds to each action, there are three; in lieu of the familiar lub-dup and pause, there is distinctly caught lub-diip-dup; that is to say, a third and unexpected short sound takes in great part or altogether the place of the pause. Therefore, in strict definition, reduplication applies to but one of the sounds of the heart. OBSERVED FACTS AND ANALYSES. In the beginning of this year (1860), a young man, 23 years of age, came before me at the Royal Infirmary for Diseases of the Chest, with the following com- plainings. He was subject, and had been subject for