Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Pulmonary alveolar proteinosis
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Diffuse bilaterally symmetric ground glass opacities and interlobular septal thickening giving rise to crazy paving pattern suggestive of pulmonary alveolar proteinosis.
Case Discussion
Proven pulmonary alveolar proteinosis but not quite the classic crazy paving pattern.
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