noun (plural adenomas or adenomata /-mətə/)Medicine
A benign tumor formed from glandular structures in epithelial tissue.
- It is currently believed that most colorectal carcinomas start as benign adenomas that undergo malignant transformation into adenocarcinoma.
- These authors do not clearly state whether these 14 cases represent true malignant mixed tumors or carcinoma ex-pleomorphic adenomas.
- Hepatic adenomas are benign tumors composed entirely of hepatocytes and the appropriate supporting connective tissue framework.
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