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WHO Classification of Tumours
Tubular adenoma, NOS


Tubular adenomas are usually smaller than villous or tubulovillous adenomas and have a polypoid growth pattern
Click to access Pubmed
Perzin KH, Bridge MF (1981)
Adenomas of the small intestine: a clinicopathologic review of 51 cases and a study of their relationship to carcinoma.
Cancer 48: 799-819

. They consist of tubular glands resembling the basal portions of the intestinal crypts. Villous adenomas are usually more sessile.