Date of Presentation:03/29/2017

Attending pathologist: Wei Chen, MD, PhD

Presented by: Wei Chen, MD, PhD

Prepared by: Jesse Sheldon, OMS4

Organ:Perianal Mass


The patient is a 46 y.o. Caucasian female with abnormal uterine bleeding who presented for hysterectomy. Found to have 1cm tan exophytic perianal mass. During hysterectomy procedure, perianal mass was excised in full.

What is the most likely diagnosis?

  1. Tubular apocrine adenoma
  2. Syringocystadenoma papilliferum
  3. Hidradenoma papilliferum
  4. Clear cell (apocrine) adenoma
  5. Adenocarcinoma
Hidradenoma papilliferum