Unfolding Case Study: Increased Intracranial Pressure Post-Head Trauma

22:00 - 45-year-old male admitted following a motor vehicle collision. Patient was the restrained driver. At the scene, EMS reported a brief loss of consciousness (approx. 2 minutes). Upon arrival, patient is awake but oriented only to person. Complains of a 'crushing' headache and nausea. Left pupil 3mm and briskly reactive, right pupil 5mm and sluggishly reactive. Weakness noted in left upper extremity. Small scalp laceration to the right parietal area noted.