contrecoup injury of brain

con·tre·coup in·ju·ry of brain

an injury occurring beneath the skull opposite to the area of impact.

con·tre·coup in·ju·ry of brain

(kōn'trĕ-kū' in'jŭr-ē brān)

Concussion, contusion, or laceration due to propulsion of the brain in its fluid medium against the inner surface of the skull at a site approximately opposite the point of external impact.

[Fr. counter-blow]