Adult female mixed breed pony

SIGNALMENT: (age, breed, sex, species, and scientific name) 
Adult female mixed breed pony

TREATMENT PROTOCOL: (including test  compound)
Compound X (100 mg/kg PO) was given 5 days prior to necropsy.

GROSS PATHOLOGY
No gross nasal lesion. Lungs overinflated. 

What's Your Diagnosis? Provide your possible etiologies in the comment section. 
Answers will be provided in September.

 

r134a.jpg

4x H&E

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20x H&E. 

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40x H&E

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40x, PCNA IHC

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