Fallopian tubes & broad ligament
Fallopian tube tumor-like lesions
Metaplastic papillary lesion
Authors: Nicole D. Riddle, M.D., Jamie Shutter, M.D.
Last author update: 1 May 2013
Last staff update: 24 December 2022
Copyright: 2002-2024, PathologyOutlines.com, Inc.
PubMed Search: Metaplastic papillary tumor
Table of Contents
Definition / general | Case reports | Treatment | Gross description | Microscopic (histologic) description | Microscopic (histologic) images | Differential diagnosisCite this page: Riddle N, Shutter J. Metaplastic papillary lesion. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/fallopiantubesmetaplasticpapillary.html. Accessed April 26th, 2024.
Definition / general
- A rare, benign, incidental lesion that is usually found during pregnancy or postpartum
Case reports
- Metaplastic papillary tumor of fallopian tube (Arch Pathol Lab Med 1989;113:545)
- Metaplastic papillary tumor of salpinx (Int J Gynecol Pathol 2011;30:532)
Treatment
- Not needed
Gross description
- Usually incidental microscopic finding
Microscopic (histologic) description
- Eosinophilic or mucinous papillae with small cysts
- Large vesicular nuclei with minimal stratification, no crowding or atypia
- Rare mitoses
Microscopic (histologic) images
AFIP images
Metaplastic papillary tumor
Differential diagnosis
- May mimic carcinoma
