Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
29 Cards in this Set
- Front
- Back
|
Pasteurella sp. General Info
|
P. multicida and P. canis
G- coccobacilli non-motile |
|
|
Pasteurella virulence
|
Toxin-producing
Normal flora of dogs, cats and other animals |
|
|
Pasteurella sp. SX
|
cellulitis and lymphadenitis
Complications-- abscesses, tenosynovitis, osteomyelitis and septic arthritis |
|
|
Capnocytophagia canimorsus General Info
|
G- fusiform bacilli
capnophilic |
|
|
Capnocytophagia virulence/SX
|
modifies PMN chemotactic activity
can cause septicemia |
|
|
Bacteroides General Info
|
G- slender bacilli or coccobacilli
colonize upper resp. and GI tracts (like fusobacteria) ANAEROBIC |
|
|
Bacteroides virulence and SX
|
chronic sinus and ear infxn
abscess skin and soft tissue infxn gyn infxns |
|
|
Bacteroides fragilis
|
most common bacteriodes sp.
polysaccharid capsule makes SOD--can survive in O2 |
|
|
Actinomyces
|
G+ bacilli
ANAEROBIC slow growing colonize oropharynx |
|
|
Fusobacteria
|
G- bacilli, pleomorphic
normal flora of upper resp. and GI (like bacteroides) osteomyelitis |
|
|
Eikenella corrodens general info
|
G- pleomorphic bacillus or coccobacillus
facultative anaerobe slow growing--grows best in CO2 part of HACEK group |
|
|
Eikenella labs
|
oxidase +
catalase - urease - indole - bleach-like odor "pitted" agar |
|
|
Eikenella virulence/SX
|
commensal in oropharynx and upper resp. tract
sepsis and soft tissue infxns of head and neck immunocompromised and IV drug users resistant to many ABX |
|
|
Peptostreptococci sp.
|
P. magnus
P. asaccharolyticus P. anaerobius P. micros P. sacchrolyticus P. intermedius |
|
|
Peptostreptococci general info
|
G+ cocci
anaerobic fastidious, slow growth normal flora of mouth, GI, GU and skin |
|
|
Peptostreptococci virulence/SX
|
sinusitis, cysts, osteomyelitis, abscesses, wounds, OB/GYN infxns, sepsis, human bites
|
|
|
Bartonella henselae general info
|
G- rod, pleomorphic
aerobic small |
|
|
Bartonella henselae virulence and SX
|
Cat scratch dz--regional lymphadenitis after papule at scratch site
can lead to angiomatosis and endocarditis usually benign and self-limiting |
|
|
Bartonella henselae DX
|
negative H&P for other causes of lymphadenitis
histo lymph node bx: bacteria on silver impregnated stain |
|
|
Rite Bite Fever usually sx
|
septic fever, petechial rash, polyarthritis, HA, N/V, anemia, pneumonia
|
|
|
Rat Bite Fever Complications
|
bacterial endocarditis
myocarditis pericarditis brain abscesses |
|
|
Rat Bite Fever Dx
|
culture blood, joint fluid or pus
find 1 of the 2 causative agents-- Streptobacillus moniliformis or Spirillum minus |
|
|
S. moniliformis General info
|
G- bacillus
aerobic pleomorphic fastidious--15% blood, 20% serum and 5% ascitic fluid |
|
|
S. moniliformis virulence/SX
|
Causes Rat Bite Fever--dx w/ blood culture
normal flora of oropharynx of rodents local inflammation and lymphadenitis can disseminate |
|
|
S. minus General info
|
G- bacillus
very small spiral shaped darting motility |
|
|
S. minus virulence/sx
|
Causes Rat Bite Fever--dx w/ dark field microscopy
characterized by RECURRENT FEVER less prominent rash |
|
|
Rhabdovirus general info
|
-ssRNA
bullet shaped zoonotic infxn--bats, dogs, raccoons causative agent in rabies |
|
|
Sx of Furious Rabies
|
aggression
agitation confusion excessive salivation hydrophobia |
|
|
Sx of Dumb Rabies
|
weakness
inability to swallow excessive salivation choking behavior |
