A 28-year-old patient born with a penis presents to the clin…
A 28-year-old patient born with a penis presents to the clinic with a painless genital ulcer that appeared 2 weeks ago. The nurse notes non-tender, firm lymphadenopathy in the groin. The patient denies fever or dysuria and reports unprotected sexual intercourse with a new partner one month ago. Which action by the nurse is most appropriate?