From the case:
Esophageal squamous papilloma
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/60393/annotated_viewer_json?_c=1699857982\u0026lang=us"}
H&E stain of an esophageal squamous papilloma.
There is a characteristic fibrovascular stalk with hyperplastic epithelium.
Case Discussion
By Patho (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons