Time is the most crucial element when it comes to treating patients who are experiencing a stroke -- and a new study suggests that that crucial window could be a little longer than previously thought
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What happens during a strokeThrombolytic medicine, which helps break up blood clots, typically is administered to treat an ischemic stroke within 4½ hours of the start of symptoms. Yet the study, published in The New England Journal of Medicine on Wednesday, suggests that treatment between 4½ and nine hours after stroke symptoms emerged still could offer benefit.
Luke Perry wasn't too young for a stroke, report says 02:01Even though the new study findings are"exciting," Dr. Carmelo Graffagninob, a vascular neurologist at Duke Health and medical director of the Duke Comprehensive Stroke Center in Durham, North Carolina, pointed out that the American Stroke Association and other medical groups have not weighed in as far as making formal changes to stroke treatment guidelines.Read MoreWith additional research, however, that could happen.
Even though more research is needed to validate the study's findings,"the era of time-based treatment with intravenous alteplase in patients with acute stroke may finally be drawing to a close," Dr. Randolph Marshall, a neurologist at Columbia University in New York, wrote in an editorial published alongside the new study."As of 2013, only 6.5% of patients hospitalized for ischemic stroke in the United States received intravenous thrombolysis treatment," he wrote.
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