Neurology Stroke: Review Questions Gokhan L. Akfirat, MD, and Barbara S. Koppel, MD Dr. Akfirat is an Instructor of Neurology, New York Medical College, Metropolitan Hospital Center, New York, NY. Dr. Koppel is Professor of Clinical Neurology and Chief of Neurology, New York Medical College, Metropolitan Hospital Center. Choose the single best answer for each question.
	1. What proportion of patients with ischemic stroke have a preceding transient ischemic attack (TIA)? Less than 5% 10%–15% 20%–25% 30%–35% 40%–45% Click here to compare your answer. 2. A 32-year-old patient with stroke is suspected of having a hypercoagulable state. All of the following blood tests are appropriate components of the work-up for this patient EXCEPT: Antithrombin III Homocysteine Lupus anticoagulant Prolactin Protein C and protein S Click here to compare your answer.		3. All of the following are contraindications for the use of intravenous recombinant tissue-type plasminogen activator (rTPA) for the treatment of acute ischemic stroke EXCEPT: Any history of intracranial hemorrhage Blood glucose level less than 50 mg/dL Heparin administration 14 days prior Improvement of neurologic signs Mild neurologic signs (eg, isolated sensory deficit) Click here to compare your answer. 4. Which one of the following patients with atrial fibrillation can be treated with aspirin alone? A 60-year-old woman with rheumatic mitral valve disease A 63-year-old man with no evidence of coronary artery disease (CAD) A 65-year-old man with poor left ventricular systolic function A 79-year-old woman with no evidence of CAD An 80-year-old woman with a history of TIA Click here to compare your answer.
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