Pregnancy before contraception — DRCOG MCQ
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Correct answer: B — Urine pregnancy test
Urine pregnancy test is the best answer because the vignette is testing Pregnancy before contraception and the recommended approach is consistent with FSRH guidance. The other tests may be useful in different pathways, but they would not be the most direct first investigation for this presentation. Specifically, Chlamydia and gonorrhoea NAAT; Thyroid function tests; Serum prolactin; Full blood count would be suboptimal in this scenario. The first investigation should answer the immediate clinical question and follow the relevant UK pathway.
Reference: FSRH guidance