Diffuse intraalveolar eosinophilic material

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Diffuse intraalveolar eosinophilic material
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A frothy or foamy exudate within the alveolar
spaces, associated with an interstitial pneumonia
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Reflecting the presence of large numbers of cysts
A frothy or foamy exudate within the alveolar
spaces, associated with an interstitial pneumonia
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R
The GMS stain is the most useful means of
identifying organisms.
Round or helmet-shaped cysts