week 10 - urine analysis Flashcards
when should urine be tested pre-hospitle??
abdo pain
frequecy
discharge
groin pain
flank pain
diabetes
swallon
what observations should be done before the dipstick?
colour - dark, cloudy
clarity - see thorugh, cloudy, murky
precense of blood- rose to frank
brown urine- precense of bile - liver failure/medications
what does cloudy or frothy urine indicate?
cloudy - hogh protein content, kidney stones, uti
frothy urine - nephrotic syndrome
how long does the urine strip take to develop?
most 60 seconds
lukocytes - 2 minutes
what does the precense of lucocytes, nitrates, proetin or blood in the urine indicate?
lukocytes - negative normal
positive - infection UTI
nitrates - absense normal
precense - usually UTI break down of any gram negative pathogens - ie ecoli
proteint - absence normal
precense - nefortic syndrom and chroic kideny disease
blood - absense normal
precnse - UTI, kidney stones, injury, trauma, rahbo and nefretic syndrome
what does
painless microscopic blood- malignancy in kidneys, bladder or urinary tract
what is a normal ph of urine? low/high?
4.5- 8
low - starvation, dka, sepsis
high - hyper emisis, uti, metabolic alcalosis
what is the specific gravity indicitive of?
how hydrated you are
measured at 45 seconds
low - usually related to dilution - diabetes, tubular necrosis
raised- dyhydration, glucose in urine-diabetes, nephrotic syndrome
what do ketones indicate? and glucose?
ketones- absence normal
precense- increased fatty acid metabolisim- fasting
glucose- absent normal
precense- diabetes, renal tubal disease, medication
glucose on own - follw up with GP
what is most relevant prehospitally?
luckocytes, nitrates, blood, and protien