Review Article

Intraductal Papillary Neoplasms of the Bile Duct

Figure 5

Microscopic findings of intraductal papillary neoplasm of the bile duct. Prominent papillary proliferation with delicate fibrovascular cores is a characteristic feature. Epithelial subtypes are classified as pancreatobiliary (a), intestinal (b), gastric (c), and oncocytic (d).
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(a)
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(b)
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(c)
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(d)