Gram + bacteria Flashcards
strep pyogenes (group A)
pharyngitis (strep throat)
skin infxns
scarlet fever = sandpaper rash/strawberry tongue
TSS
Rheumatic fever = fever, myocarditis, arthritis, chorea, rash (erythema marginatum), subQ nodules, heart damage 10-20 yrs later
glomerulonephritis = dark urine, periorbital edema
strep agalactiae (group B)
neonatal meningitis, pneumonia, sepsis
enterococci species
strep bovis
(group D)
SBE
UTI
biliary tract infxn
colonic malignancies!!!!
strep viridans
SBE dental caries (mutans) abscesses (intermedius)
strep pneumoniae
adult pneumonia, meningitis, sepsis
otitis media in children
staph aureus
food poisoning TSS = high fever, nausea/vomit, eruthematous rash, hypotension, desquamation of palms/soles scalded skin sx pneumonia meningitis osteomyelitis (in children) acute bacterial endocarditis skin infxn septic arthritis sepsis UTI
staph epidermidis
biofilm around prosthetic joints/valves/etc
staph saprophyticus
UTI in sexually active women
bacillus anthracis
cutaneous anthrax = painless black vesicles
pulmonary anthrax = mediastinal hemorrhage = DEATH
GI anthrax = abdom pain, vomiting, bloody diarrhea (permanent immunity after)
bacillus cereus
food poisioning
clostridium botulinum
food-borne = CN palsies, mm weakness, resp paralysis infant = constipation, flaccid paralysis wound = similar to food-borne except no GI sxs
clostridium tetani
tetanus = mm spasms, lockjaw (risus sardonicus), resp mm paralysis
clostridium perfringens
gaseous gangrene:
cellulitis/wound infxn
myonecrosis –> exudes black fluid, crepitus
watery diarrhea
clostridium difficle
pseudomembranous entercolitis = yellow white plaques, diarrhea
corynebacterium diphtheriae
Diphtheria:
mild sore throat
pseudomembrane over pharynx
peripheral nn palsies/like Guillain barre sx
