A systematic review and meta-analysis of 14 matched control studies, totaling over 1 million patients, investigated the long-term outcomes following an episode of Acute Kidney Injury (AKI) during hospitalization.

The study found that patients who experienced AKI but survived to hospital discharge faced significantly worse long-term health outcomes compared to matched control patients. With a median follow-up duration of three years, the data extracted by independent investigators showed a substantial increase in long-term mortality.

Surviving an episode of AKI during hospitalization carried an elevated risk for developing serious long-term kidney complications. Specifically, patients who had AKI were found to have an increased likelihood of requiring dialysis and developing Chronic Kidney Disease (CKD) compared to their non-AKI counterparts.

This research highlights the critical need for continued vigilance and follow-up care for AKI survivors long after they leave the hospital, as the initial acute event leads to serious, persistent health risks.

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