Pyloric Gland Adenoma

Comments:
Pyloric gland adenoma (PGA) of Gallbladder: Classic appearance consisting of tightly packed gland-like tubules lined by a single layer of cells with eosinophilic cytoplasm and basally-located round nuclei. Note the squamous morule on the upper left. Image courtesy of: Dr. Brian Cox; image cropped from the original and used with permission.