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

1 passage

contentuptodate· Content· item f16_59_17332

©2013 UpToDate ® Print Email Light micrograph of kidney biopsy of a patient with acute interstitial nephritis showing eosinophils Light micrograph with hematoxylin and eosin stain of acute interstitial nephritis showing diffuse interstitial infiltrate with many red-staining eosinophils. An uninvolved glomerulus is on the left. Courtesy of Helmut Rennke, MD.