UKMLA PLAB AMC USMLE Prometric MCQ

a) dermoid cyst

b) ectopic pregnancy

c) endometriosis

d) follicular cyst

e) corpus luteum cyst

Correct Answer: C

Explanation: Endometriosis commonly occurs in the ovary; when cyclic bleeding occurs, an endometriotic cyst or endometrioma is formed. Accumulation of blood within this cavity results in the classic chocolate cyst. The pain that is typically produced by endometriosis is similarly produced with endometriomas of the ovary. Physical examination reveals an adnexal and the typical findings of endometriosis, which include uterosacral nodularity and cul-de-sac of Douglas tenderness.