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A 76 year old woman was brought to the ER semicomatose 24 hours after hitting back of her head in a fall. No symtoms were present during the fall, but she developed blurred vision and weakness of left extremities 18 hours after fall. Examination shows left hemiparesis, right pupil is dilated and unresponsive to light. CT shows diffuse extra-axial hemorrhage over right cerebral hemisphere. What is the mechanism of injury?
A) Contusion of brain
B) Laceration of cerebral bridging vein
C) Laceration of small leptomeningeal blood vessel
D) Laceration of middle meningeal artery
E) Shearing forces damaging white matter

A) Contusion of brain
B) Laceration of cerebral bridging vein
C) Laceration of small leptomeningeal blood vessel
D) Laceration of middle meningeal artery
E) Shearing forces damaging white matter