brain contusion
brain con·tu·sion
a bruising, usually of the surface, of the brain with infarction of brain parenchyma and extravasation of blood but without rupture of the pia-arachnoid; healing results in a superficial depressed sclerotic area, possibly with incorporated meninges.
See also: brain cicatrix.
See also: brain cicatrix.
Farlex Partner Medical Dictionary © Farlex 2012
brain contusion
A bruise on the cerebral cortex, often associated with brain trauma of sufficient force to bruise the brain surface and cause extravasation of blood without rupturing the pia-arachnoid.Melatonin appears to protect neurones from traumatic brain injury by reducing oxidative stress, STAT1 inactivation and upregulation of SOCS-3 and pro-inflammatory cytokines.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
brain contusion
Neurology A head injury often associated with a concussion, which is of sufficient force to bruise the brain surface and cause extravasation of blood without rupturing the pia-arachnoid. See Coup, Contrecoup.McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.