Gram Negative Flashcards
Gram negative diplococci
Maltose nonfermenter
Neisseria Gonorrheae
Gram negative diplococci
Maltose fermenter
Neisseria Menigitidis
Slow lactose fermenter
Citrobacter
Serratia
Gram negative rod
Enriched chocolate agar
Polyribitol phosphate capsule
Haemophilus influenzae type B
Gram negative rods
Bordet Gengou agar
Whooping cough
Bordetella pertussis
Gram negative rods
Poorly gram staining
Silver stain
Charcoal yeast agar
Legionella pneumophilia
Gram negative rods
Comma shape
Microaerophilic
Skirrow agar
Campylobacter jejuni
Gram negative rods
Comma shaped
Urease positive
Helicobacter pylori
Gram negative rods Nolactose fermenting Motile Oxidase negative H2S producer
Salmonella spp
Gram negative rod Non lactose fermenting Non motile Oxidase negative Non H2S producer
Shigella spp
Gram negative rods Non lactose fermenting Swarming Oxidase negative H2S producer Urease
Proteus mirabilis
Gram negative Non lactose fermenring Oxidase positive H2S non producer Obligate aerobe
Pseudomonas aeruginosa
Gram negative rods
Lactose fermenter
Green sheen
E coli
Gram negative rods
Lactose fermenter
Urease positive
ESBL
Klebsiella pneumoniae
Gram negative rods
Comma shaped
Motile
Oxidase positive
Vibrio cholerae
Most common cause of childhood meningitis
Neiserria menigtides
Chemoprophylaxis for Neisseria gonorrrhoeae
Rifampin
Most common cause of urethritis
Neisseria gonorhoeae
Most common cause of PID
Neisseria gonorrhoeae
Most common cause of septic arthritis in sexually active adults
Neisseria gonorrhoeae
Capsule of Harmophilus influenzae type b
Polyribitol phosphate
Most common cause of epiglottitis
Haemophilus influenzae type b
Drug of choice for Haemophilus influenzae type b
Ceftriaxone
Pertussis toxin causing damage to ciliated cells
Tracheal cytotoxin
Pertussis toxin mediating attachment
Filamentous hemagglutinin
Pertussis toxin causing ADP-ribosylation and lymphocytosis
Pertussis toxin
Pertussis toxin inhibiting phagocytic activity
False adenylate cyclase
Pertussis toxin causing whooping
Tracheal cytotoxin
Pertussis: Best time to collect blood
Catarrhal phase
Most common cause of community-acquired UTI
E coli
Salmonella: detects antibodies in serum
Widal test
Host of Salmonella
Typhi: humans only
Virulence factor in typhoid fever
Vi capsular antigen
Culture source for typhoid fever
Week 1: blood
Week 2: urine
Week 3: stool
Treatment of typhoid fever
Amoxicillin
Chloramphenicol
TMP-SMX
Most conmon cause of bacillary dysentery
Shigella sonnei
Group D
Duval’s bacillus
Most severe form of bacillary dysentery
Shigella dysenteriae type 1
Group A
Shiga bacillus
Most common cause of epidemic dysentery
Shigella dysenteriae type 1
Group A
Shiga bacillus
Cholera toxin acting by ADP ribosylation
Enterotoxin (choleragen)
Cholera pandemic caused by
O1 biotype El Tor
Drug of choice for cholera
Tetracycline
Azithromycin
Most common cause of bacterial gastroenteritis
Campylobacter jejuni
Treatment: Campylobacter jejuni
Erythromycin
Most common cause of pneumonia in alcoholics
Klebsiella pneumoniae
Treatment: Proteus mirabilis
TMP-SMX
Ampicillin
Pseudomonas toxin damaging cilia and mucosal cells
Pyocyanin
Most common vause of otitis externa
Pseudomonas aeruginosa
Most common cause of malignant otitis externa in diabetics
Pseudomonas aeruginosa
Most commn cause of chronic suppurative otitis media
Pseudomonas aeruginosa