Imagine having a major blockage in the artery feeding your brain. Every minute counts, but what happens if you wait? This study looked at 216 patients who had a large blockage in the front part of their brain circulation. They all received a procedure to clear the blockage within 24 hours. The researchers watched how their brains healed and how they felt after 90 days.
The results were stark. Patients treated within the first six hours had the smallest amount of dead brain tissue. Those treated between six and 12 hours had more damage, and those treated between 12 and 24 hours had the most. This pattern held true for how well blood flow was restored and how quickly inflammation markers in the blood went down. Inflammation is the body's reaction to injury, and earlier treatment kept it under control.
By 90 days, the difference in recovery was clear. About 65% of the early group could live independently, but only about 36% of the late group could do the same. The study also tracked safety and found that serious complications like bleeding or death were low and similar across all groups. However, because this was an observational study, we see associations, not proof that the delay directly caused the harm. Still, the message for patients is urgent: getting treated as fast as possible offers the best shot at a full recovery.