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Walk the evidence base by book and chapter — the raw source passages that ground Ask, Differential, and the rest.

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contentuptodate· Content· item f20_60_21441

©2013 UpToDate ® Print Email BAL in amiodarone pulmonary toxicity Bronchoalveolar lavage (BAL) cytopreparation smear with normal differential and marked foamy appearance of alveolar macrophages. Courtesy of Talmadge E King Jr, MD.