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A higher-power view shows the papillary folds (arrows) produced by the hyperplastic epithelium projecting into the lumen of the gland. While these papillary folds project into the lumen of the gland, there is no extension through the glandular basement...
A higher-power view shows the papillary folds (arrows) produced by the hyperplastic epithelium projecting into the lumen of the gland. While these papillary folds project into the lumen of the gland, there is no extension through the glandular basement membrane into the gland's stroma.