- Blood in the pericardial sac.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for hemopericardium
One such case seen only at autopsy had a rupture of the aorta just above the sinus of Valsalva and died of hemopericardium.Arteriosclerosis and Hypertension:
Louis Marshall Warfield
Hmothorax and hemopericardium occur, especially associated with local inflammatory processes of tuberculous nature.Scurvy Past and Present
Alfred Fabian Hess