Bacteria Flashcards
Are enterobacterales oxidase - positive or negative?
Negative
What is S. enterica subspecies 2 called?
Salamae
What is S. enterica subspecies 3a called?
Arizone
What is S. enterica subspecies 3b called?
Diarizone
What is S. enterica subspecies 4 called?
Houtenae
What is S. enterica subspecies 2 called?
What happens when sickle cell disease patients get salmonella?
They get osteomyelitis
What happens when sickle cell disease patients get parvovirus b19?
They have an aplastic crisis
What serovar of s. Enterica usually causes problems for sickle cell patients ?
typhimurium (typhi)
Vascular endothelium infection from salmonella is linked to which disease?
Atherosclerosis
Which serovar of s.enterica is vascular endothelium infection associated with ?
Cholereasuis
There are #### cases of salmonella yearly out of which #### die
16 million ; 600,000
Where is salmonella endemic to?
South asia & south africa
Why does salmonella increase in hot dry weather?
Higher microbe concentration
Why does salmonella increase in rainy weather?
Sewage mixes with drinking water
Incubation period of salmonella?
7-14 days
How long is salmonella’s bacteremia?
A week
How long is salmonella’s fastigium?
A week
How long does salmonella lysis last?
A week
How long does convalescence from enteric fever take?
Weeks to months
Where is salmonella typhi chronically carried ?
Gallbladder
How long is typhoid vaccine valid for?
3 yeats
Incubation period of bubonic plague?
A week
Incubation period of pneumonic plague?
2-3 days
Where is F. Tularensis type A endemic to?
North america
Where is F. Tularensis type B endemic to?
North hemisphere
Where do buboes form?
Axilla & groin area
What diagnostic tool can bartonella not use ?
Serology
What is the problem with nucleic acid detection of bartonella ?
It’s not widely available
Incubation of rat bite disease?
2-10 days
What causes haverhill fever?
Ingestion of food contaminated with streptobacillus moniliformis
What disease does R. rickettsii cause?
Rocky mountain spotted fever
What disease does R. Conorii cause?
Mediterranean spotted fever
What disease does R. akari cause?
Ricketssialpox
What disease does R. prowazekii cause?
Epidemic typhus and then recrudescent typhus on relapse
What disease does R. typhi cause?
Endemic typhus
What disease does Orienta tsutsugamushi cause?
Scrub typhus
What is the incubation period of Ehrlicha ?
1-2 weeks
What disease does ehrlichia chaffeensis cause?
Human monocytic ehrlichiosis
What disease does ehrlichia ewingii cause?
Human granulocytic ehrlichiosis
What disease does anaplasma phagocytophilum cause?
Human granulocytic anaplasmosis
