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Step One R&M > Leptospira, Babesia, zoonooses > Flashcards

Leptospira, Babesia, zoonooses Flashcards

1
Q

Rats and prarie dogs are reservoirs

A

Plague (Yersinis pestis)

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1
Q

Only rickettsial organism that doesn’t cause rash

A

Coxiella burnetti

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1
Q

Chubby safety pins

A

Yersinia pestis (plague)

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2
Q

Q fever

A

Coxiella burnetti

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3
Q

Spreads rapidly in skin and subQ tissue

A

Pasturella (cellulitis, osteomyelitis)

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4
Q

Swollen, inflammed lymph node

A

Bubo (Yersinia pestis)

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5
Q

How is the agent of relapsing fever transmitted?

A

Via body lice

(Borrelia recurrentis)

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5
Q

Morulae

A

Erlichiosis, Anaplasmosis

(Berry-like intracytoplasmic inclusions)

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5
Q

Asplenia increases risk of infection

A

Babesiosis

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6
Q

Forms spores

A

Coxiella burnetti

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8
Q

Fever, azotemia, hemorrhage, anemia, jaundice

A

Weil disease

(icterohemorrhagic leptospirosis)

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8
Q

Localize in reticuloendothelial cells

A

Brucella (undulant fever)

Francisella (tularemia)

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9
Q

Plague

A

Yersinia pestis

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10
Q

What are the symptoms of leptospirosis?

A

Flu-like sx, conjuncivitis without exudate, jaundice, photophobia

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10
Q

Epidemic vs endemic typhus

A

Epidemic = Rickettsia prowasekii, lice

Endemic = Rickettsia typhus, fleas

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11
Q

What are some vectors of Campylobacter jejuni besides humans?

A

Puppies, livestock (undercooked meat)

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12
Q

Rash that starts at wrist and ankles and spreads to palms and soles

A

RMSF (Rickettsia rickettsii)

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12
Q

Granulocytes with morula

A

Anaplasma

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12
Q

Symptoms of babesiosis?

A

Fever, hemolytic anemia

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13
Q

Rash that starta on trunk and spreads to limbs but spares palms and soles

A

Typhus

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14
Q

Mandatory 72 hour quarantine

A

Yersinia pestis (plague)

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15
Q

Only rickettsial organism with no arthropod vector

A

Coxiella burnetti

(Aerosols!!)

17
Q

How are Leptospira transmitted?

A

Water contaminated with animal urine

17
Q

Maltese cross

A

Babesiosis

18
Q

Cellulitis, osteomyelitis

A

Pasturella (G- coccobacillus)

Spread via cat and dog bites

19
Q

Photosensitivity, jaundice, flu-like sx, conjunctival suffusion

A

Leptospirosis

19
Q

Monocytes with morula

A

Ehrlichiosis

21
Q

How is the agent of Q fever transmitted?

A

Aerosols of livestock placenta

23
Q

In what demographic is leptosprosis prevalent?

A

Surfers, Hawaiins

(transmitted in water)

24
Q
A

Babesiosis

(notice the maltese crosses)

25
Q

Rickettsia prowazekii

A

Epidemic typhus (lice)

26
Q

Undulent fever

A

Brucellosis

27
Q

Under what classification of bugs do Leptospira fall?

A

Spriochetes

28
Q

Ticks, rabbits, deer fly

29
Q

Where is babesiosis prevalent?

A

Northeastern US

31
Q

Parrots

A

C. psittaci

32
Q

Cat and dog bites

A

Pasturella (cellulitis, osteomyelitis)

Bartonella henslae (Cat scratch fever)

33
Q

Killed vaccine for high-risk population

A

Yersinia pestis (plague)

35
Q

How is the agent of unduldent fever transmitted?

A

Unpasteurized dairy

(Brucella)

37
Q

Fleas

A

Rickettsia typhus (endemic typhus)

Yersinia pestis (plague)

39
Q

Dermacentor ticks

A

Rickettsia rickettsii (RMSF)

40
Q

Lice

A

Relapsing fever (Borrelia recurrentis)

Epidemic typhus (Rickettsia recurrentis)

42
Q

Ioxedes tick

A

Anaplasma

Bartonella

Babesia

44
Q

Lone star ticks

A

Erlichiosis

45
Q

Armadillo

46
Q

Relapsing fever

A

Borrelia recurrentis

47
Q

Very low ID50/one of the most virulent organisms

A

Yersinia pestis (plague)

48
Q

Treatment for all rickettsial diseases

49
Q

What is Weil disease?

A

Icterohemorrhagic leptospirosis - fever, hemorrhage, azotemia and jaundice from renal and hepatic damage, anemia

50
Q

Rickettsia rickettsii

51
Q

Animal urine

A

Leptospirosis

52
Q

Rickettsia typhi

A

Endemic typhus

53
Q

Factors needed for rickettsial growth

A

CoA and NAD+ becauses they can’t synthesize ATP

Step One R&M (38 decks)

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