Flashcards in kidney-urinary tract infection Deck (19)
what are 3 risk factors for urinary tract infection?
what is cystitis?
infection of the bladder
how does cystitis present? systemic symptoms?
dysuria, urinary frequency, urgency and suprapubic pain
systemic signs (like fever) are usually ABSENT
what will be seen in the urinanalysis in cystitis?
coudy urine with >10 WBC WBCs/hpf
what will be seen in a dipstick with cystitis?
positive leukocyte esterase (due to pyuria) and nitrites (bacteria convert nitrates to nitrites)
will the culture be positive or negative in cystitis? (usually)
what is the most likely causative agent in cystitis?
what agent is seen in cystitis in young sexually active women (besides e coli)
what agent causes cystitis with..
" alkaline urine with ammonia scent"
what are you thinking if you have sterile pyruia (>10 WBCs and leukocyte esterase but negative urine culture)
suggets urethritis due to chlamydia or neisseria gonorrhoeae
what is pyelonephritis
infection of kidney
what condition increases the risk for pyelonephritis?
how does pyelonephritis present?
fever, flank pain, WBC casts, leukocytosis and all the symptoms seen in cystitis
what are the top 3 causative agents of pyelonephritis?
1. e coli (90%)
2. enterococcus faecalis
" interstitial fibrosis and atrophy of tubules due to multiple bouts of acute pyelonephritis"
what is the usual underlying cause of chronic pyelonephritis in children? in adults?
children- vesicoureteral reflux
adults- obstruction (BPH or cervical carcinoma)
what are you thinking if you have scarring at upper and lower poles of the cortex?
what can be seen in the urine of chronic pyelonephritis?