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DIT Gram negative

supplement

QuestionAnswer
urethritis, cervicitis, PID, epididymis Neisseria gonorrhea Chlamydia trachomatis
Most common cause of septic arthritis in young, sexually active individuals neisseria gonorrhea
opthalmia neonatorum = sticky eye discharge in neonate that may cause blindness neisseria gonorrhea
pneumonia(CF,i/c), Osteomylitis(DM,IVDA), hot tub folliculitis, burn wound infx, sepsis, endocarditis (IVDA), corneal infx, external otitis (elderly,DM), UTI pseudomonas aeroginosa
E Coli, Salmonella, Shigella, Klebsiella, enterobacter, serratia, Proteus Enterobacteriaceae
All species have somatic (O) antigen Enterobacteriaceae
related to the virulence of the bug Capsular (K) antigen of enterobacteriaceae
Flagellar (H) antigen motile enterobacteriaceae have 'em
All ferment glucose and are oxidase negative Enterobacteriaceae
similar to cholera(water, shellfish), rice water diarrhea ETEC
no intestinal wall invasion = no fever ETEC
tx with TMP-SMX, fluroquinolones ETEC
0157:H7 causing hUS from hamburger meat EHEC
hemolysis (anemia), renal failure (uremia), thromboxytopenia HUS: EHEC
similar to Shigella EPEC
intestinal wall invasion = fever and bloody diarrhea EIEC
have shiga like toxin (Verotoxin) that inhibits 60s ribosome EHEC and EIEC
What is the most common cause of G neg sepsis? 2nd? E Coli, Klebsiella
So motile that no distinct colonies can be grown proteus
common cause of UTI proteus
urease -> NH3 + CO2 -> ammonium-Mg-phosphate stones = staghorn calculi proteus
common cause of osteomyelitis in sickle cell patients salmonella
most common cause of food associated diarrhea in developed countries via poultry, eggs, reptiles salmonella enterica and enteritidis
abx may prolong the carrier state in GI tract infections salmonella
more virulent that salmonella shigella
bacterial dysentary shigella flexneri, sonnei, dysenteriae
causes reiter's syndrome shigella flexneri
cat scratch bartonella henselae
dog/cat bite pasturella multocida
cat feces toxoplasmosis
puppy feces yersinia enterocolitica
animal urine leptospira
rat bites spirillum minus
Gram neg, oxidase positive diplococci neisseria
burning feeling in guy after meals. EGD show Gram neg rods. H Pylori
smoker w/ new cough and flu like sx. Gram stain shows nada, silver stain shows rods. Legionella pneumophila
osteomyelitis in a pt w/ DM pseudomonas
sepsis, DIC, adrenal hemorrhage N. meningitidis
5 yo w/ pharyngitis, drooling, and X ray reveals thumb sign H. influenza
Osteomyelitis in a pt with SCA salmonella
alcoholic with aspiration penumonia klebsiella
child with new puppy develops sever abdominal pain Yersinia
What enzymes do obligate anaerobes lack? catalase and/or superoxide dismutase
Burn wound infection pseudomonas
motile organism that causes UTI proteus
travelers' diarrhea ETEC
life threatening meningitis plus purpura Neisseria Men.
Common cause of both UTI and pneumonia klebsiella
corneal infections in contact lens wearers pseudomonas
septic arthritis in young, sexually active pts Neisseria Gon.
acute onset of unilateral knee pain and bilateral Bell's palsy. Lyme disease - ixodes tick - borrelia burgdorfi
Tx for 21 yo with 5 days of fever,chills, and an enlarged, painful knee ceftriaxone
after amoxicillin, an adult pt develops toxic megacolon and diarrhea. Que paso? C diff overgrowth
lactose fermenting enteric bacteria Citrobacter, Serratia, klebsiella, E coli, enterobacter
ferment glucose and produce IgA proteases Neisserias
ferments both glucose and maltose N. meninigitidis
Epiglottitis, Meningitis, Otitis media, Pneumonia Haemophilus influenza
chocolate agar with factors V (NAD+) and X (hematin) Haemophilus influenza
vaccine contains type B capsular polysaccharide conjugated to diphtheria toxoid or other protein Haemophilus influenza
silver stain Legionella pn
Charcoal yeast with iron and cysteine Legionella pn
Aspiration pneumonia, Abscess in lugs, Alcoholics, Diabetics klebsiella
comma shaped, oxidase positive, major cause of bloody diarrhea campylobacter jejuni
precursor to Guillain Barre campylobacter jejuni
toxin permanently activates Gs, increasing camp and producing profuse diarrhea vibrio cholerae
comma shaped, oxidase positive, grows in alkaline media virio cholerae
Borrelia, Leptospira, Treponema spirochetes
dark field microscopy treponema
question mark shaped from animal pee water leptospira
jaundice and azotemia from liver and kidney dysfunction - fever hemorrhage and anemia Weil's disease: leptospira
Created by: kayjames
 

 



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