Hundreds of thousands of people live with a heart condition that increases their risk of having a stroke. A new analysis now shows that even with the right treatment, the chance of recurrence is higher than previously assumed.
Patients With Atrial Fibrillation Are Especially Vulnerable

People with atrial fibrillation – a common type of heart rhythm disorder – have a significantly higher risk of stroke compared to healthy individuals.
The Risk Doesn’t End After the First Stroke

Even after experiencing a stroke and receiving medical treatment, this patient group remains at risk of new episodes.
23 Studies Compiled Into One Major Analysis

Researchers reviewed data from nearly 79,000 patients across 23 earlier studies, making this one of the most comprehensive reviews in the field.
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Nearly All Patients Were On Blood-Thinning Medication

The vast majority – 92 percent – of the patients were being treated with anticoagulants designed to reduce the risk of recurring stroke.
Yet 4 Percent Suffer a New Stroke Each Year

Despite medical treatment, an average of 4 out of 100 patients experienced a new stroke every year.
Risk Is Higher Among Already Vulnerable Patients

Focusing only on those with higher baseline risk, the recurrence rate was even greater – between 7 and 9 percent experienced a new stroke annually.
One in Six Will Have Another Stroke Within Five Years

Over a five-year span, about one in six patients had a new stroke – a figure researchers consider alarmingly high.
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Not All Cases Are Tied to Atrial Fibrillation

Although atrial fibrillation is the main suspect, researchers note that not every new stroke can be directly linked to it.
Current Treatment May Not Be Sufficient

The analysis suggests that today’s standard treatments don’t fully prevent repeat strokes in all patients – highlighting a need for new strategies.
Researchers Call for Better Prevention

Their conclusion is clear: More research and improved preventive measures are urgently needed for this high-risk group.
The article is based on information from Is.fi
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