GPR: 2020 - Week 32

From MGH Learn Pathology

Clinical history

48 yo female with a history of breast cancer now imaging shows a complex solid and cystic right adnexal mass

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Hemorrhagic corpus luteum cyst
  • Single and usually less than 6 cm in diameter
  • May develop at the end of the menstrual cycle or may occur in pregnancy
  • Arbitrary diameter of 2.5 cm has been proposed to distinguish the (normal) cystic corpus luteum from a corpus luteum cyst

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Serous cystadenoma

  • Uni- or rarely multilocular with clear fluid
  • Smooth outer and inner surfaces
  • Mean: 8-9 cm

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Mature Cystic Teratoma

  • Most common ovarian tumor
  • Reproductive age; malignant transformation most common in 6th-7th decades
  • Smooth cyst containing hair, teeth, and oily yellow/brown sebaceous material
  • Raised prominence in cyst wall (Rokitansky tubercle)

This week's Gross Pathology Roundup was presented by Michael Gerino Astudillo, MD on Mon, Aug 03, 2020.