Assessment of Renal Function 1 Flashcards
1
Q
What is the best measure of renal function?
A
GFR
2
Q
What is the formula for clearance?
A
C = (U*V)/P
3
Q
What endogenous marker can be used to measure renal function?
A
Cystatin C
4
Q
What is the 24 hour urine collection used for?
A
Creatinine clearance
Stone forming elements
Protein:creatinine ratio
5
Q
What other than haemoglobin can cause a positive dipstick for haematuria?
A
Myoglobin in cases of rhabdomyolysis
6
Q
What would calcium oxalate crystals in urine suggest?
A
Ethylene glycol poisoning - converted to oxalic acid, which will then precipitate with calcium in the renal tubules/ureters
7
Q
What is the first choice scan for kidney stones?
A
CT KUB
