A 77-year-old man was brought to the Emergency Department with stroke symptoms. He had less than one hour since symptom onset. He presented with extreme weakness of his right side and slurred speech. He has a history of coronary artery disease and previous acute M.I. His BP was 188/80, P 46/min., and resp. 16/min. He denies chest pain, N&V, and shortness of breath. The E.D.