3 Urinary calculations Flashcards

0
Q

Renal Clearance

A

C= Ux (UF)/Px

Clearance is urine concentration) X (urine flow rate)/ (Plasma concentration

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1
Q

Urine flow rate

A

Urine volume/ collection time

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2
Q

Free water clearance

A

C(H2O) = UF - Osmolar clearance

Amount of free water excreted from kidney

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3
Q

Renal excretion rate

A

excretion = Ux (UF)

urine concentration X urine flow rate

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4
Q

Fractional renal excretion

A

excreted load/filtered load
or
UF(Ux)/GFR(Px)

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