Image challenge in Veterinary Pathology

Image 1.

Adult cow, lung. Cause?

A. Histophilus somni

Image 2.

Juvenile dog, lung. Underlying condition?

A. Bronchiectasis

Image 3.

Alpaca, lung. Diagnosis?

A. Uremic pneumopathy

Image 4.

Rhesus macaque, lung. Diagnosis?

A. Pulmonary blastoma

Image 5.

Sheep, lung. Cause?

A. Cotton plant (Gossypium hirsutum)

Image 6.

Horse, lung. Confirmatory ancillary test?

A. Luxol fast blue stain

Answers are provided in Veterinary Pathology 61(5): 850–853.