fluid markers for renal function Flashcards

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1
Q

plasma

A

albumin and evans blue (1/4 of ECF)

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2
Q

ECF

A

mannitol and inulin

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3
Q

water

A

d20, antipyridine and sulfate

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4
Q

GFR

A
inulin clearance  (neither secreted nor absorbed )
can also use creatine but its a slight overestimation due to slight secreation
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5
Q

RPF

A

PAH

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6
Q

RBF (renal blood flow)

A

RPF/(1-hct)

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7
Q

filtered load

A

GFR*conc of substance in plasma

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8
Q

excreted amount

A

urine flow rate and urine conc

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