Summary of Brain herniation
Flashcards on Brain herniation
Treatment of brain herniation involves surgical removal of the etiologic mass or decompressive (craniotomy/craniectomy) .
Questions on Brain herniation
A 35-year-old man is rushed to the emergency department after a severe bicycle accident. His medical history is relevant to chronic anticoagulant use due to a heart valve replacement. Upon his arrival to the emergency department, the patient has a severe headache, ipsilateral hemiparesis, and a progressively deteriorating mental status. Physical exam shows right eye ptosis and right pupillary dilatation with a "down and out" gaze. Before finishing the medical exam, the patient loses consciousness and he is only responsive to deep painful stimuli. His temperature is 36.7°C (98.2°F), pulse is 40/min, respirations are ?/min, blood pressure is 140/70 mmHg. While transferring the patient to urgent neurosurgery, he acquires a decorticate posture and dies. A post-mortem autopsy revealed an extensive midline shift caused by a bleeding mass effect.
According to this diagram, which of the following mechanisms is the most likely cause of death in this patient?