Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Enterobacteriaceae 1

Opportunistic Pathogen Information

PathogenCharacteristicsCommon Infections or Species
Klebsiella - K. oxytoca, K. ozaenae, K. rhinoscleromatis, & K.granulomatis Less virilent, occasinal nosocomial infection K. ozaenae, & K. rhinoscleromatis - associated w chronic inflammatory diseases of the upper respiratory tract K.granulomatis - causitive agent of granuloma inguinale
Serratia species Causes a wide variety of nosocomial infections; common in heroin addicts - causes endocarditis & osteomyelitis S. marcescens - red pigmented colonies; S. liquifaciens (not red colonies)
Enterobacter species Associated w nosocomial infections; normal inhabitant of GI tract E. aerogenes, E. cloacae, E. agglomerans (now called Pantoea agglomerans - caused by penetrating trauma by vegetative material & catheter-related bacteremia)
Proteus species Highly motile, "swarming" behavior" on media; produce urease, making urine alkaline Associated w nosocomial infections, Very common cause UTI, kidney stones; P. mirabilis, P. vulgaris
Morganella & Providencia Similar to Proteus species, but do not swarm on plate P. stuartii, P. retgeri, M. morganii
Citrobacter species Rarely cause infections in healthy people, can cause infections involving liver & blood, enterotoxin - lipopolysaccharide outer membrane endotoxin Severe respiratory & UT nosocomial infections, Sepsis Syndrome - can cause DIC; MCS - C. freundii
Edwardsiella species Causes a Salmonella-like enterocolitis E. tarda is most common species
Hafnia species Found in drinking water, fish farm water, & fish intestines; may be signifigant in infants & young children infrequently causes GI desease in humans; H. alvei - only species in genus
Klebsiella Species Nosocomial infections; transmitted via aerosol droplets person to person; heat-stable enterotoxin (gelatinous capsule), Resistance plasmids - produce antibiotic resistance K. pneumoniae - Pneumonia, UTIs, Bronchitis, Surgical wound infections
Created by: nbechen3