NAVLE NAVLE Avian and Exotic Animal Medicine 1

Question 1

A pet cockatiel presents with nasal discharge, sneezing, and conjunctivitis. Which organism is the most likely causative agent?

Accepted Answer

Chlamydia psittaci

Answer

Chlamydia psittaci causes psittacosis (avian chlamydiosis), which commonly presents with respiratory signs and conjunctivitis in psittacine birds.

Question 2

Which anatomical site is preferred for intramuscular injections in birds?

Accepted Answer

Pectoral muscle

Answer

The pectoral muscle is the preferred IM injection site in birds because of its large mass and easy accessibility.

Question 3

A backyard chicken flock presents with sudden death, cyanosis of the comb and wattles, and neurological signs. Which disease should be the primary differential?

Accepted Answer

Newcastle disease (velogenic strain)

Answer

Velogenic Newcastle disease causes acute high mortality with concurrent respiratory, nervous, and circulatory signs including cyanosis.

Question 4

Which antifungal drug is currently the first-line treatment for aspergillosis in birds?

Accepted Answer

Voriconazole

Answer

Voriconazole is the preferred antifungal for avian aspergillosis due to its superior efficacy and safety compared to older azoles.

Question 5

Air sac mites (Sternostoma tracheacolum) most commonly cause respiratory disease in which group of birds?

Accepted Answer

Canaries and finches

Answer

Air sac mites primarily affect Passeriformes such as canaries and finches, causing respiratory distress and the 'going light' syndrome.

NAVLE - North American Veterinary Licensing Examination Practice Test

NAVLE - North American Veterinary Licensing Examination Practice Test

NAVLE NAVLE Avian and Exotic Animal Medicine 1