A 45-year-old perimenopausal woman using the 52 mg LNG-IUS is started on transdermal oestradiol patches for hot flushes. She asks how long her current...

Question

A 45-year-old perimenopausal woman using the 52 mg LNG-IUS is started on transdermal oestradiol patches for hot flushes. She asks how long her current LNG-IUS (inserted 4 years ago) can provide endometrial protection for HRT. What should she be told?

Accepted Answer

The LNG-IUS provides endometrial protection for 5 years from insertion; it has 1 year remaining for this purpose

Answer

The LNG-IUS provides endometrial protection for 8 years, matching its contraceptive licence

Answer

The LNG-IUS cannot provide endometrial protection

Answer

She needs additional oral progestogen for the first year of HRT

Answer

Endometrial protection starts only after 5 years of LNG-IUS use

uk-dfsrh MCQ (SBA): LNG-IUS HRT Endometrial Protection Duration

A 45-year-old perimenopausal woman using the 52 mg LNG-IUS is started on transdermal oestradiol patches for hot flushes. She asks how long her current LNG-IUS (inserted 4 years ago) can provide endometrial protection for HRT. What should she be told?