contrecoup

[ kon-truh-koo; French kawntruh-koo ]

/ ˈkɒn trəˌku; French kɔ̃trəˈku /

an injury of one point of an organ or part resulting from a blow on the opposite point.

Also called counterstroke.

Origin of contrecoup

From the French word contre-coup, dating back to 1820–30. See counter-, coup¹

For instance, they knew of the possibility of fracture by contrecoup.

Old-Time Makers of Medicine |James J. Walsh

contrecoup

[ kŏn′trə-kōō′ ]

Injury to a part opposite the site of the primary injury, as an injury to the skull opposite the site of a blow.