GPR: 2021 - Week 08

From MGH Learn Pathology

Clinical history

60 yo woman with pelvic pain


Registered users must be logged in to access the interactive quiz.


  • Tumor-like lesion of the fallopian tube
  • Typically caused by an infection
  • May be due to fimbrial coalescence, ostial obliteration and/or tubal kinking
  • Retort-like shape with distal tube cystically distended with clear fluid
  • A densely adherent fallopian tube to the ovary can mimic an ovarian cyst or a cystadenoma



Simple cyst

  • Tumor-like lesion of the ovary
  • Are of unknown origin
  • Lining is atrophic
  • Can be lined by a thin layer of indifferent appearing cells that resemble epithelial or mesothelial cells
  • Wall is comprised of fibrous tissue



Serous cystadenoma

  • Benign surface epithelial-stromal serous tumor
  • Greater than 1 cm and usually less than 10 cm
  • Thin walled and filled with watery fluid
  • Has a smooth internal lining
  • Can have excrescences composed of stroma

  • Lucas Massoth
  • Jessica Houston

This week's Gross Pathology Roundup was presented by Melanie Kwan MD on 2021-02-22.