rapid micro Flashcards
infects prosthetic devices and catheters by producing adherent biofilms
Staphylococcus epidermidis
FA 128, M12
ASO antibody titers in patient following pharyngitis infection
streptococcus pyogenes; diagnose rheumatic fever
enzyme: streptolysin O
FA 125, 129, m28
PNA in CF patient
cat positive, gram negative bacteria
Psuedomonas or burkholderia cepacia
m93, 172, 84
blue-green colonies with fruity odor on culture dish
UTI
Pseudomonas aeruginosa
174
Ecthyma gangrenosum in immunocompromised patient
Pseudomonas aeruginosa; rapidly progressive nectoric cutaneous lesion
137
epiglottitis in pediatric patient
Haemophilus influenzae
136, 179, m101
primary cause of meningitis in children from 3 to 36 months of age. complications include retardation, seizures, deafness, and death
H. influenzae Type B
m101, 136
grows on chocolate agar, has factors V and X
H influenzae; 121
painful genital ulcer with exudate and inguinal adenopathy
chancroid; Haemophilus ducreyi
177, m100
dysuria, fishy smell in vagina
i. what is seen on smear
ii. bacteria
i. clue cells
ii. gardnerella vaginalis
m102, 142
bordet-gengou agar
Bordetella pertussis
whooping cough
121, 124 is toxin
Regan-Lower medium
charcoal, blood, and antibiotic
bordetella pertussis 121
Infant with whooping cough
mechanism of toxin?
pertussis toxin (124)
increased cAMP via Gi disabling, impaired phagocytosis to permit survival
m102
reservoir for legionella pneumophila
AC system, cooling twoers, hot water tanks
137, m102
charcoal yeast extract agar buffered with cystein and iron
legionella
121, 137, m102
headache, fever, myalgias, fatigue.
bacteria grows on charcoal yeast extract agar with cystein and iron
Pontiac disease from legionella
121, 137
severe unilateral PNA, fever, GI, CNS smptoms. culture grows gram negative stained with silver
legionella pneumophila
137, m102
purulent discharge from urethra; facultative intracellular microbe
Neisseria gonorrhoeae
136
tranmission of yersinia pestis
fleas
rat and prairie dogs are reservoirs
142, m 108
groin lymph node is swollen, red, hot and tender, high fever, conjunctivitis
bubonic plague; yersinia pestis; m108
diarrhea, enterocolitis, transmitted from puppy feces at home
Yersinia entercolitica
diarrhea: 172, 139,
ingestion of unpasteurized milk; indulating fevers
Brucellosis; Brucella spp
m 109, 142
dog or cat bite causing cellulitis
Pasteurella multocida
179, 142, m 108
tick, rabbit, deer bite with ulcer at the bite, typhoidal symptoms (abdominal pain, fever)
Francisella tularensis
fac. intra,122. 142. m108
ox 19, ox 2 positive
Rickettsia rickettsii, m117
143
Weil-felix reaction
life cycle of chlamydiae; which part is infectious
elementary body (infectious) reticulate body (replicates in cells) 144, m 122
trachoma
scarring of inside of eye lid; found in underdeveloped countries due to chlamydiae
144, m122
Reiter’s syndrome
triad of conjunctivitis, urethritis, arthritis caused by Chlamydia trachomatis
144, m122, 432
female patient presents and has been trying to have children, unable to get pregnant
also has fitz-hugh-curtis
infertility; 178
due to chlamydiae, 144
viral like atypical PNA with fever, dry cough
vector is bird and parrots
chlamydophila psittaci
psittacosis
142, 144, 172 is PNA
rash on wrists, palms in south carolina
how does it cause rash
damage to endothelial cells, causing superficial vasculitis
Ricketssia rickettsii, vector is tick
143, 142, m 124
fever, conjunctival injection, severe HA, rash on wrists, palms, becomes more generalized later
rocky mountain spotted fever
143, m124
Rickettsial pox
i. def
ii. reservoir
iii. weil-felix reaction
vesicular rash similar to small pox
ii. mites is tranmission, mice
iii. weil felix negative
m124
abrupt onset of fever, HA, rash sparing the palms soles and face, stupor, gangrene of hands or feet
epidemic louse-borne typhus
rickettsia prowazekii
142, m124, 143
abdrupt onset of fever, rash starting on trunk going out but sparing palms and soles and face.
i. weil felix reaction
OX19+, 2 - and K-
epidemic typhus - human body louse, R prowazekii
m 124, 142, 143
rash on trunk, going to extremities
fever. OX-19+
endemic typhi
i. vector
rat flea
m124, 143
fever, headache, back pain lasting for 5 days and recurring 5 day intervals
trench fever
Bartonella quintana, m 126
cat scratch transmission
i. bacteria
ii. skin symptom
iii. what heart disease
i. Bartonella henselae
ii. Bacillary angiomatosis 301
iii. culture neg bacterial endocarditis 298
m126
fever, headache, viral like PNA, no rash
i. disease
ii. bacteria
iii. vector
Q fever
coxiella burnetii
iii. no arthropod - spores on goat hide
143,
pt with fever, headache, injected conjunctiva
berry-like inclusions seen in monocytes in cytoplasm
i. bacteria
ii. vector
i. Ehrlichia chaffeensis; ehrlichiosis
rash is rare
ii. Ambylomma (lone star tick)
syphilitic infection with neg VDRL , pos FTA-abs
successfully treated syphillis
m133
syphilis infection with VDRL neg, FTA neg
syphilis unlikely however could have AIDS or was recently infected
m133
syphilis infection with serologic testing: VDRL pos, FTA neg
probably false positive syphilis
gummas of skin and bone
tertiary syphilis
141, m 138
treponema pallidum but could also be caused by treponema pertenue (tropical region syphilis, m138)
condyloma lata
will also have what other symptom?
smooth, moist painless wart-like white lesions on genitals seen in secondary syphilis
maculopapular rash around body
141, m 138
wide slapping gait, sensory ataxia, argyl robertson pupil
i degeneration of what
ii. bacteria
iii. serologic testing would show what
degeneration of dorsal columns AND roots
ii. Treponema pallidum
iii. VDRL + and FTA-ABS +
141, m 139
acute worsening of symptoms after starting antibiotics with pt with syphilis
Jarisch Herxheimer
flu like syndorme, fever, chills, HA, myalgia due to released endotoxins
141, m 138
saber shins, rhagades, CN VIII deafness
when did this patient contract infection
in utero, Treponema pallidum
141, 175, m138
rash with bullseye appearance
Borrelia burgdorferi
Ixodes deer tick bite
140, 626
erythema chronicum migrans
monoarthritis, migratory polyarthritis, cardiac av nodal heart block
i. vector
ii. bacteria
Lyme disease, Ixodes deer tick
Borrelia burdgorferi
140, m 140
calve pain, jaundice, photophobia with conjuctival suffusion (erythema without exudate)
i. bacteria
ii. transmission
iii. prevelance where
i. leptospira interrogans
ii. animal urine
iii. surfers and tropics like hawaii
140, m 140
jaundice, kidney dysfunction, fever, anemia, after exposure to animal urine
Weil disease, icterohemorrhage leptospirosis
140, 142
