Figure 1.

Mucocele-like lesions without (A) or with columnar cell lesions (B). Mucocele-like lesions with atypical ductal hyperplasia (C) or ductal carcinoma in situ (D). A. Numerous cysts containing mucinous secretion are lined by a thin epithelial layer accompanied with extravasated mucin. Cytological atypia is not evident (inset) (H.E.). B. Besides histology of mucocele-like lesion, the stratification of epithelium is noted in the lining epithelium (inset) (H.E.). C. Micropapillary pattern is associated with atypical lining epithelium (H.E.). D. Micropapillary and cribriform pattern are noted (H.E.).

Ohi et al. Diagnostic Pathology 2011 6:29   doi:10.1186/1746-1596-6-29
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