Urine Bench Flashcards
What is a normal urine pH range?
4.5 to 8.0
Is urine acidic or basic?
Acidic
What can protein in urine indicate?
Kidney problems
Should there be high or low levels of protein in the urine?
Low levels
What pH of urine might indicate UTI?
pH above 7.0
What does glucose detection in urine indicate?
Diabetes
What does blood detection in urine indicate?
Infections such as kidney damage, infection, stones or cancer -> requires further testing
What does Ketone detection in urine indicate
Diabetes or starvation
what is not included in a urine dipstick report?
Leukocyte esterase and nitrates
Why are Leukocyte esterase and nitrates not included on a urine dipstick report?
Can give false positives to infection
In microscopy, what is the maximum number of cells we need to count?
1000 x 10^6/L
How many colonies do we not count over in a Urine Culture (agar)
100 X 10^6 cfu/L
what does a large zone of inhibition indicate?
The organism is susceptible to the antibiotic (will work for treatment)
what does a small zone of inhibition indicate?
that the organism is resistant to the antibiotic (need to use another treatment)
How many resistances before we have to test again with a standardised test?
3
