Pins' syndrome

[pĭns]
n.
  1. Diminution of vocal fremitus and of the vesicular murmur accompanied by a slight distant blowing sound, heard in the posteroinferior region of the chest on the left side in cases of pericardial effusion.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.