Micro - Clinical Bacteriology (Gram - Zoonotic bacteria)

Question 1

What disease(s) does Bartonella spp. cause? What is its source/mode of transmission?

Answer 1

Cat scratch disease, bacillary angiomatosis; Cat scratch

Question 2

What disease does Borrelia burgdorferi cause? What is its source/mode of transmission?

Answer 2

Lyme disease; Ixodes ticks (live on deer and mice)

Question 3

What disease does Borrelia recurrentis cause? What is its source/mode of transmission?

Answer 3

Recurrent fever; Louse (recurrent because of variable surface antigens)

Question 4

What disease does Brucella spp. cause? What is its source/mode of transmission?

Answer 4

Brucellosis/Undulant fever; Unpasteurized dairy

Question 5

What disease does Campylobacter cause? What is its source/mode of transmission?

Answer 5

Bloody diarrhea; Puppies, livestock (fecal-oral, ingestion of undercooked meat)

Question 6

What disease does Chlamydophila psittaci cause? What is its source/mode of transmission?

Answer 6

Psittacosis; Parrots, other birds

Question 7

What disease does Coxiella burnetii cause? What is its source/mode of transmission?

Answer 7

Q fever; Aerosols of cattle/sheep amniotic fluid

Question 8

What disease does Ehrlichia chaffeensis cause? What is its source/mode of transmission?

Answer 8

Ehrlichiosis; Lone Star tick

Question 9

What disease does Francisella tularensis cause? What is its source/mode of transmission?

Answer 9

Tularemia; Ticks, rabbits, deer fly

Question 10

What disease does Leptospira spp. cause? What is its source/mode of transmission?

Answer 10

Letospirosis; Animal urine

Question 11

What disease does Mycobacterium leprae cause? What is its source/mode of transmission?

Answer 11

Leprosy; Humans with lepromatous leprosy and Armadillos (rare)

Question 12

What disease(s) does Pasteurella multocida cause? What is its source/mode of transmission?

Answer 12

Cellulitis, Osteomyelitis; Animal bite, cats, dogs

Question 13

What disease does Rickettsia prowazekii cause? What is its source/mode of transmission?

Answer 13

Epidemic typhus; Louse

Question 14

What disease does Rickettsia ricketsii cause? What is its source/mode of transmission?

Answer 14

Rocky Mountain spotted fever; Dermacentor tick bite

Question 15

What disease does Rickettsia typhi cause? What is its source/mode of transmission?

Answer 15

Endemic typhus; Fleas

Question 16

What disease does Yersinia pestis cause? What is its source/mode of transmission?

Answer 16

Plague; Fleas (rats and priarie dogs are reservoirs)

Question 17

What is zoonosis?

Answer 17

Infectious disease transmitted between animals and humans

Question 18

What disease does Anaplasma spp. cause? What is its source/mode of transmission?

Answer 18

Anaplasmosis; Ixodes ticks (live on deer and mice)