Specimens
A urine from a 5 day old baby has a noticeably sweet odor like burnt sugar. The odor is most commonly associated with what disease
Maple syrup urine disease
what method is used for glucose on reagent strip
glucose oxidase
What are glitter cells and how do you count them?
Segs in dilute or hypotonic solution that demonstrate Brownian movement - count as WBC
Which 3 crystals are associated with Liver disease
Tyrosine, Leucine , Bilirubin
What causes the yellow color of urine ?
urochrome
what could cause a positive SSA but a negative reagent strip for protein?
Bence Jones protein
Renal tubular epithelial cells that contain lipids are referred to as
Oval fat bodies
Where specifically in the kidneys does most reabsorption take place?
Proximal convoluted tubule
What is the correct storage for an unpreserved Urine specimen that cannot be cultured immediately ?
Refrigerated for up to 24 hours
which method is used for both reagent strip bilirubin as well as the Ictotest ?
Diaz
RBC cast
Microalbumin test is used for what disease management?
Diabetes.. to identify kidney damage as soon as possible
what two urinalysis tests are most affected when the specimen is exposed to light over long period of time ?
Bilirubin and urobilinogen
What would cause a negative glucose reagent strip but a positive clinitest?
another reducing substance other than glucose
Which type of casts are most commonly associated with nephrotic syndrome
Fatty casts
In renal tubular acidosis the urine is
alkaline
A mousy or musty odor in urine can be a sign of several conditions, but the most common cause is
phenylketonuria (PKU)
urobilinogen is reported in Ehrlich units what does 1 Ehrlich unit equal?
1mg/dl
which type of crystal would you expect to see in someone with ethylene glycol poisoning
calcium oxalate
What disorder of heme synthesis gives urine a port wine color?
Porphyrias