RT Book, Section A1 Clark, Carlee A2 Lee, Kiwon SR Print(0) ID 1101644277 T1 Abdominal Emergencies T2 The NeuroICU Book YR 2012 FD 2012 PB McGraw-Hill Education PP New York, NY SN 9780071636353 LK neurology.mhmedical.com/content.aspx?aid=1101644277 RD 2024/04/25 AB A 72-year-old man suffers from a recent left middle cerebral artery stroke. His lungs are mechanically ventilated. He develops progressive hypotension and tachycardia. His hemoglobin level has decreased from 10 mg/dL to 7.5 mg/dL over 24 hours. After several fluid boluses, the patient's blood pressure is 80/65 mm Hg. His heart rate is 120 bpm. The patient's nurse reports that the patient's stool is melenic.