what is the purpose of a creatinine clearance test - Answers closely approximates the GFR of kidneys
how should we collect a creatinine clearance - Answers discard first specimen in morning or when you
start and collect urine for 24 hours
besides urine, what else needs to be collected during a creatinine clearance test - Answers serum
creatinine levels (blood)
if a patient has a foley how would we obtain a creatinine clearance - Answers empty whats in the foley
and then start collecting for 24 hours
what does urodynamic testing do - Answers measures the urinary tract function
what is cystometrography - Answers evaluates bladder tone - water or NS is instilled in to bladder with a
catheter
what do we need to remember when getting a urinalysis - Answers use the first morning void and it
needs to be examined within 1 hour
what do we want to see in a urinalysis that is normal - Answers amber colored urine, zero traces of
protein, glucose, ketones or bilirubin
what is normal specific gravity for a urinalysis - Answers 1.005 - 1.030
what is normal pH of urine - Answers 4 - 8
if present, what is 90% accurate in determining UTIs - Answers leukocyte Esterase - it detects intact and
lysed WBCs in urine
what will usually be seen in a urinalysis in the presence of a UTI - Answers nitrites and WBC are most
common
what is a clean catch urine sample used for - Answers to confirm suspected UTI - comes from the
bladder which is normally sterile
(if <10 organisms/mL = normal, >10 organisms/mL infection)
what is residual urine - Answers amount of urine left in bladder after patient voids - < 50 mL is normal
(will straight cath or bladder scan after)
what is a KUB - Answers X ray of the kidney, ureters and bladder to see size, shape, and position
what is a retrograde pyelogram - Answers also an X ray of kidneys, ureters and bladder but dye is
injected to visualize it better
, what is a percutaneous renal biopsy - Answers takes kidney tissue out through a needle using ultrasound
for placement
what is applied after a percutaneous renal biopsy - Answers pressure dressing for a day or so, patient is
on bed rest for 6-8 hours lying on back for added pressure
what might we expect to see after a patient has a percutaneous renal biopsy - Answers bright red urine
for up to 24 hours - call provider if it lasts longer than that
what should we teach a patient to avoid after a percutaneous renal biopsy - Answers avoid lifting much
weight for 2 weeks, call provider if bright red blood in urine lasts over 24 hours
what is uroflowmetry - Answers measures the strength of stream of urination - measures volume, speed
released and how long it takes to release (think FLOW of urine)
what do we teach a patient not to do during a uroflowmetry - Answers pt must have a full bladder, do
not strain during voiding, no toilet paper in the commode
what is a uroflowmetry used to identify - Answers it helps identify obstruction, find weakness in muscles
that support the bladder, and urinary incontinence
what is a renal arteriogram - Answers special picture of the kidney obtained by putting dye in the
kidneys via femoral artery
what needs to be done to the patient before a renal arteriogram - Answers NPO after midnight, shave
the groin to decrease risk of infection, scrub with iodine
what should be done after a renal arteriogram - Answers pressure dressing on femoral artery, special VS
q15min, check pedal pulses
what is done in a cystoscopy - Answers lighted scope is put in through the bladder to take biopsies
and/or pictures
what might the patient experience after a cystoscopy - Answers burning sensation, may feel sensations
of needing to void, urine may be tinged pink with blood (if bright red contact provider)
what is anuria - Answers no urination (<100 mL in 24 hours)
what is dysuria - Answers painful urination
what is enuresis - Answers nocturnal urination - peeing at night
what is nocturia - Answers excessive urination at night
what is oliguria - Answers decreased amount of urine (100-400 mL in 24 hour period)
what is pneumaturia - Answers passing urine containing gas (happens with fistulas)