Part 1: Ischemic Stroke: Pathophysiology and Principles of Localization

Matthew Brandon Maas, MD, and Joseph E. Safdieh, MD

Dr. Maas is a fellow in Stroke and Neurocritical Care, Harvard Medical School, Departments of Neurology, Massachusetts General and Brigham and Women’s Hospitals, Boston, MA. Dr. Safdieh is an assistant professor of neurology, Department of Neurology and Neuroscience, Weill Medical College of Cornell University, New York, NY.

Question 5

The patient is diagnosed with infectious endocarditis, and an appropriate antibiotic regimen is started. The next day, he reports that he is experiencing some abnormal difficulty reading the newspaper, which had not been a problem for him 5 minutes prior when he set the paper down to use the bathroom. A second evaluation reveals that he has no problem speaking or understanding speech or writing, but he is unable to read. He also has a right homonymous hemianopia.

What is the likely location of his lesion?

  •  Left anterior choroidal territory
  •  Left inferolateral frontal lobe
  •  Left occipital lobe extending to the splenium of the
    corpus callosum
  •  Left superior temporal lobe

Updated 1/12/2010 • mcf | Copyright ©2014 Turner White Communications