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Cryptogenic Stroke and Patent Foramen Ovale
- Ashok K. Malani, MD; and
- Hussam Ammar, MD
- From Heartland Regional Medical Center, St. Joseph, MO 64506.
TO THE EDITOR:
In their comprehensive and informative Update (1), Drs. Holloway and Józefowicz suggest using warfarin for secondary prevention of stroke in patients with atrial septal defect. The current literature has no strong evidence to support this view, and therefore the current guidelines from the American Academy of Neurology state that “the evidence is insufficient to determine whether aspirin or …
