THE MERCK MANUAL: The Merck Manual of Diagnosis and Therapymultimedia

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  • Pulmonary Langerhans Cell Histiocytosis
  • Langerhans Cell Histiocytosis

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    Langerhans Cell Histiocytosis

    High-resolution CT through the upper lobes shows nodules and irregular air-density cysts. These findings are characteristic of Langerhans cell histiocytosis in a patient with a history of smoking.

    Image courtesy of Harold R. Collard, MD.

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