Glossary

Renal insufficiency

Renal insufficiency

Niereninsuffizienz·Also: Nierenschwäche, Nierenversagen

In renal insufficiency, the kidneys can no longer adequately filter and cleanse the blood. It can develop suddenly (acutely) or slowly over years (chronically); in the final stage, dialysis or a transplant is necessary.

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Editorial content · as of 9/5/2026