Urology/Renal Flashcards
2 mcc of edema
chronic venous insufficiency
DVT
swelling of limbs w. thickening of skin post op on the side of the surgery
lymphedema
surgery mc associated w. lymphedema
breast ca
rxn to some meds vs inherited d.o that causes fluid to leak out of bv’s into tissues
angioedema
4 meds commonly associated w. edema
oral dm
htn meds
nsaids
estrogens
edema around the eyes and lower legs
renal dz
edema in the legs/abdomen/lungs
chf
3 sx of edema
heavy legs
hyperpigmentation
sob
work up for edema
low suspicion for dvt: d-dimer
US
ABI
UA
tx for edema
compression stockings
leg elevation 30 mins, 4x daily
Na restriction
diuretics
contraindication for diuretics w. edema
chronic venous insufficiency
mc type of bladder ca
transitional cell carcinoma
painless hematuria in a smoker is _ until proven otherwise
bladder ca
gs dx for bladder ca
cystoscopy w. bx
tx for bladder ca
-endoscopic resection w. cystoscopy q 3 mos
-recurrent or multiple lesions: chemo
6 rf for bladder ca
smoking
aromatic amines
schistosomiasis
truck drivers
petroleum workers
cyclophosphamide
tx for bladder ca
stage 0: TURB + chemo
stages II/III: radical cystectomy, lymph node dissection
stage IV: cystectomy + chemo
indications for partial cystectomy w. bladder ca
suprficial, isolated tumor
apical w. 3 cm margin from any orifices
how does bacillus calmette guerin work for bladder ca tx
attenuated tb vaccine -> initiates immune response
classic sign of urinary retention in elderly pt’s
ams
what is POUR
post op urinary retention
rf for POUR
spinal anesthesia
epidural anesthesia
5 causes of urinary retention
obstructive
neurogenic
traumatic
extraurinary
infectious
4 obstructive causes of urinary retention
stricture
calculi
neoplasm
foreign body
4 causes of neurogenic urinary retention
MS
parkinsons
CVA
post op
3 traumatic causes of urinary retention
injury to: urethra, bladder, spinal cord
3 causes of extraurinary urinary retention
fecal impaction
AAA
rectal/retropeitoneal mass
4 causes of infectious urinary retention
abscess
cystitis
genital herpes
zoster
7 rf for urinary retention
male
bph
epidural
spinal/prolonged anesthesia
antihistamines
narcotics
pelvic/perineal procedures
POUR dx
inability to void w.in 8 h after surgery or 8 h after catheter removal
3 complications of urinary retention
infxn
ischemia
long term dysfxn
acute urinary retention is (painless vs painful):
chronic urinary retention is:
acute: painful
chronic: painless
4 sx of chronic urinary retention
frequent urination of small amt
sensation of fullness
suprapubic dullness
rounded midline mass
chronic urinary retention is caused by _ dyssynergia
detrusor muscle
5 causes of chronic urinary retention
SCI
MS
obstructive
recurrent UTI/bladder infxns
constipation/encopresis
dx of urinary retention is made by _ mL of urine on a PVR
> /= 500 mL
tx for urinary retention
catheterization x 24 hr followed by voiding trial
tx for detrusor sphincter dyssenergia
botox
surgical incision of bladder neck
w. massive bladder distension, how much urine can be drained immediately
1 L
slow drainage of remaining to avoid vasovagal
cystitis is characterized by
dysuria w.o urethral discharge
6 sx of cystitis
dysuria
urgency
frequency
hematuria
new onset incontinence
malodorous urine
gs dx for cystitis
urine culture:
women: > 100 k CFU/mL
men or cath pt: > 1,000 CFU/mL
tx for cystitis
</= 65 yo: nitro vs bactrim vs fosfomycin
complicated: cipro
postcoital: single dose bactrim vs cephalexin
pregnant: nitro vs cephalexin
sx of cystitis that are relieved w. voiding
hunner’s ulcer on cystoscopy
interstitial cystitis
sx of pyelonephritis
dysuria
fever
flank pain
n/v
CVA tenderness
tx for pyelonephritis
cipro
levo
cephalexin
toxic/unable to tolerate PO abx/pregnant: ceftriaxone
5 indications for hospitalization w. pyelo
persistent fever > 101
persistent pain
inability to take fluids or PO meds
suspected urinary obstruction
unable to adhere to tx
definition of recurrent UTI
2 uncomplicated UTI x 6 mos
OR
3 uncomplicated UTIs in the previous year
definition of UTI relapse (2)
recurrence of UTI w.in 2 weeks of tx
caused by the same organism
refinition of UTI reinfection
recurrent UTI caused by different bacteria
which is mc: UTI relapse or reinfection
reinfection
UTI prophylaxis
once daily low dose:
nitro vs bactrim vs cephalexin vs cipro
2 causes of urethritis
infectious
noninfectious (trauma/foreign body)
2 mc pathogens associated w. urethritis
c. trachomatis
n. gonorrhea
3 sx of urethritis
discharge
dysuria
pruritis
dx for urethritis (4)
NAAT of first voided urine
gram stain
UA w.culture
prostate exam
tx for urethritis
(-) gonococci: azithro vs doxy
(+) gonococci: azithro PLUS ceftriaxone (tx for gonorrhea and chlamydia)
recurrent: metro vs tinidazole PLUS azithro
dysuria
unilateral scrotal pain/swelling
epididymitis
mcc of epididymitis: <35 yo vs >35 yo
< 35 yo: chlamydia, gonorrhea
> 35 yo: e.coli
what PE sign is associated w. epididymitis
prehn sign: relief w. elevation of scrotum
tx for epididymitis
> 35 yo: levofloxacin vs ofloxacin
< 35 yo: doxy PLUS ceftriaxone
indicaton to tx sexual partner w. epididymitis
contact w.in 60 days of sx onset
sudden onset: f/c, lbp, frequency, urgency, dysuria
prostatitis
mcc of prostatitis
< 35 yo: chlamydia, gonorrhea
> 35 yo: e.coli
tx for prostatitis
< 35 yo: azithro vs doxy PLUS ceftriaxone
> 35 yo: fluoroquinolones vs bactrim x 1 month
what tx is contraindicated for prostatitis
prostate exam/massage -> can lead to sepsis
3 indications for increased maintenance fluid needs
fever
hyperventilation
increased catabolic rate
body fluids are _molar
isomolar
when fluid losses from any site amount >/= _ mL, electrolytes should be measured periodically and fluids should be adjusted
1500 mL
when should IVF orders be reevaluated
q 24 hr
q 4-6 hr POD 1
general maintenance IVF guidelines according to Smarty PANCE
2,000-2,500 mL 5% dex in NS OR in LR daily
_ should not be added to IVF in the first 24 post op bc it naturally enters circulation as a result of operative trauma and increased aldosterone
K+
fluid loss thru a NGT < _ can be replaced by incvreased maintenance IVF by a similar amt
500 mL/d
protocol for IVF potassium replacement
20 mEq K+ added to every L of fluid
3 indications for potassium replacement
good urine flow
demonstrated deficiency AFTER pathologic losses
not anticipated to start enteral feeding soon
mc type of kidney stone
calcium oxylate