Papillary Hyperplasia | National Institute of Environmental Health Sciences

Papillary Hyperplasia | National Institute of Environmental Health Sciences
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Papillary Hyperplasia
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The Digitized Atlas of Mouse Liver Lesions
Much of the work carried out by DTT is in support of the National Toxicology Program (NTP), an interagency partnership of the Food and Drug Administration, National Institute for Occupational Safety and Health, and NIEHS.
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Papillary hyperplasia of the gallbladder with a small mucosal ulcer (arrow).
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Last Reviewed: February 04, 2026