Mr. Joe Smith, 75-year old man, recently suffered a left cerebrovascular accident. He has right visual field deficits and residual weakness in this right arm and leg. He uses a walker for mobility. He...

Mr. Joe Smith, 75-year old man, recently suffered a left cerebrovascular accident. He has right visual field deficits and residual weakness in this right arm and leg. He uses a walker for mobility. He takes Metoprolol for his blood pressure and the physician started him on Coumadin because he has recently been diagnosed with atrial fibrillation.