Intrauterine foreign bodies, other than contraceptive devices and systems, may affect fertility - report of two very different cases.

OBJECTIVES: To present two cases in which foreign bodies in the uterine cavity had a contraceptive effect for the duration of their presence in utero. CASE: One case of endometrial osseous metaplasia and another case with unabsorbed suture material after a caesarean section resulted in foreign bodies acting like an intrauterine contraceptive. Ultrasound was used to diagnose the conditions, and hysteroscopy to remove the foreign bodies.
CONCLUSION: Foreign intrauterine bodies should be considered in cases of infertility.