NAVLE® Question of the day

MO TU WED TH FR
February 12, 2024
NAVLE

An emaciated cow is presented. She appears weak and anorexic, with enlarged superficial cervical lymph nodes.

ValueNormal
T=102.9°F (39.5°C)100.4–102.8°F, 38.0–39.3°C
HR=60 bpm48-84 bpm
BR=30 brpm26-50 brpm

The cow dies the next day. On necropsy, the following lesions in the lungs are evident.

What is the diagnosis?