MED MISC

Question: 710 A 55-year-old man, admitted with a Hunt and Hess grade 4aneurysmal subarachnoid hemorrhage (SAH), is now post bleed day5 with increasing Transcranial Doppler (TCD) velocities. Meanarterial pressure (MAP) is 76 mmHg on norepinephrine 12mcg/min, up from 5 mcg/min 24 hours earlier, intracranial pressure(ICP) is 12 mmHg, and heart rate (HR) is 110/min with sinusvolume control mechanical ventilation receiving 7 mL/kg tidalvolume (TV) with positive end-expiratory pressure (PEEP) of ...