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Quiz Apr 27, 2011

Quiz: Endoscopic Removal of a Nasal Cuterebra Larva From a Puppy

Test your understanding of this case!  This quiz is not worth CE credit.

1.
How long is the development of a Cuterebra larva within a typical host?
  • 1.
    2 weeks
  • 2.
    3 to 5 weeks
  • 3.
    6 to 8 weeks
  • 4.
    3 to 5 months
2.
Cuterebriasis is most common during which months?
  • 1.
    January through April
  • 2.
    April through July
  • 3.
    July through October
  • 4.
    October through January
3.
The natural host(s) of Cuterebra spp is/are
  • 1.
    rabbits and rodents.
  • 2.
    dogs and cats.
  • 3.
    deer.
  • 4.
    raccoons and opossums.
4.
What stimulates a Cuterebra larva to hatch from its egg?
  • 1.
    heat in the environment
  • 2.
    rain
  • 3.
    heat from the body of the host
  • 4.
    ingestion by the host
5.
The most common clinical presentation of cuterebriasis in veterinary patients is
  • 1.
    neurologic disease.
  • 2.
    cutaneous lesions.
  • 3.
    nasal disease.
  • 4.
    ocular disease.
6.
Cuterebriasis may cause which abnormality on baseline blood work?
  • 1.
    eosinophilia
  • 2.
    monocytosis
  • 3.
    neutropenia
  • 4.
    anemia
7.
When cuterebriasis involves the respiratory tract, the best diagnostic tool to identify the problem is likely to be
  • 1.
    thoracic radiography.
  • 2.
    computed tomography.
  • 3.
    endoscopy.
  • 4.
    skull and neck radiography.
8.
Cuterebra proteases can stimulate a(n) ________ anaphylactic reaction.
  • 1.
    neutrophilic and immunoglobulin E
  • 2.
    eosinophilic and immunoglobulin G
  • 3.
    eosinophilic and immunoglobulin E
  • 4.
    neutrophilic and immunoglobulin G
9.
________ almost always precede the development of neurologic signs of cuterebriasis.
  • 1.
    Respiratory signs
  • 2.
    Cutaneous lesions
  • 3.
    Ocular signs
  • 4.
    Gastrointestinal signs
10.
When removal of a Cuterebra larva is not possible, what is the treatment of choice to kill the parasite?
  • 1.
    prednisone
  • 2.
    antibiotics
  • 3.
    fenbendazole
  • 4.
    ivermectin
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