Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
how does tannin act as an antiseptic?
|
coagulates bacterial proteins killing the bacteria
|
|
|
how does mannose act as an antiseptic?
|
binds to bacteria preventing them from binding to the urinary epithelium
|
|
|
name 3 antiseptics?
|
- nitrofuranotin
- cranberry juice which contains mannose and tannin - methanamin |
|
|
how does methanamin act as an antiseptic? what is the major side effect?
|
- acidification releases it and it acts as an alkylating agent
- causes crystals in the urine |
|
|
when do males get UTIs?
|
when they are really young and really old
|
|
|
what causes sterile pyuria?
|
- TB
- chlamydia |
|
|
what drug is the #1 cause of nephrotoxicity?
|
amphoteracin B
|
|
|
what causes HUS in children? in adults?
|
- E. coli
- S. pneumoniae |
|
|
what is the most common route of infection for a UTI?
|
ascending
|
|
|
what organism most commonly causes a UTI?
|
E. coli
|
|
|
what organisms are the most common cause of UTIs from the hematogenous route?
|
- TB
- S. aureus |
|
|
what is Tamm-Horsfall protein?
|
glycoprotein that contains mannose residues which bind E. coli and prevent the bacteria from binding the bladder cell wall
|
|
|
what percentage of UTI are in females?
|
2/3
|
|
|
what is the leading cause of gram negative sepsis/shock?
|
nosocomial UTI
|
|
|
what is the major risk factor for developing a nosocomial UTI?
|
urinary catheters
|
|
|
what bacteria structure binds to mannose?
|
type 1 pili
|
|
|
what is Pyelonephritis Associated Pili?
|
a bacterial structure that binds to D-galactose-D-galactose
|
|
|
when will you see mast cells in the urine?
|
when they patient has interstitial cystitis
|
|
|
what happens if we leave a urine sample sitting out at room temperature for too long?
|
after 30 minutes it can give a false positive result because the bacteria that are in there can grow fast at room temperature
|
|
|
how do you get a urine sample from a male? from a female?
|
- clean catch
- catheter |
|
|
if a patient has a bacterial count <10^5 cfu/ml and they are symptomatic, do they have a UTI?
|
yes, and treat them
|
|
|
what is the number one cause of uncomplicated UTIs?
|
E. coli
|
|
|
what must you do to treat a patient that has a Proteus UTI?
|
acidify the urine
|
|
|
what type of UTI do males with prostatitis?
|
gram positive bacterial UTIs
|
|
|
which bacteria that cause UTIs are non-lactose fermenting?
|
proteus
|
