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Akut njursvikt

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Njurfunktionsbestämning<br />

• Glomerulära funktionen:<br />

– Kreatininclearance : U-[krea] x V/ P-[krea]<br />

– 51 Crom-EDTA-clearance<br />

– Iohexolclearance<br />

• Tubulära funktionen:<br />

– koncentrationsförmåga - desmopressin (Minirin)<br />

• normalt 1200 mOsm/ kg<br />

• äldre 800 mOsm/ kg<br />

• starkt nedsatt 300 mOsm/ kg

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