A Bird's Nest
71-year-old immunocompetent individual with fever
Case:
This was published as a Youtube Case of the Day 188.
71-years old immunocompetent individual presented with fever

Atoll Sign
- Organizing pneumonia pattern
- Infections - fungal
- Granulomatous - tuberculosis, sarcoidosis
- Infarcts, vasculitis
This patient has something else going on.

The video describes the case, the atoll sign, the bird's nest sign and the final diagnosis.
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