- A dictionary of medical eponyms

Sieur's test

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A test for pneumothorax made by auscultating the chest while a silver coin laid against the chest is struck with another coin. A metallic ringing sound is produced over a cavity containing air.

This eponym was submitted by Zoran Bojanic, Serbia.


  • C. Sieur:
    De la percussion métallique combinée à l'auscultation dans le diagnose des épanchements liquides de la plèvre. Bordeaux, 1883.

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