Ewart's Sign

A medical condition described as:

  • Typically localized pulmonary auscultation- and percussion phenomenon in large pericardial effusion, with dullness to percussion, increased fremitus and bronchial breathing. Between the vertebral column and the scapula, a blowing sound can be heard. This is generally heard on the left side, but can also be heard on the right. Due to compressive atelectasis by the large pericardial sac.

or more simply as:

  • Patch of dullness on auscultation beneath angle of left scapula caused by compression of left lung base by pericardial fluid.

Named after the physician William Ewart, born 26 December 1848 in London; died 11 August 1929, also in London. Also known as Bamberger-Pins-Ewart Sign or Pins' Syndrome.

Ewart, W.
Practical aids in the diagnosis of pericardial effusion, in connection with the question as to surgical treatment.
British Medical Journal, London, 1896, 1: 717-721.

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