A 26-year-old woman is seen with complaints of irregular vaginal bleeding. Which of the following tests should be the first priority?

A 26-year-old woman is seen with complaints of irregular vaginal bleeding. Which of the following tests should be the first priority?

A 26-year-old woman is seen with complaints of irregular vaginal bleeding. Which of the following tests should be the first priority?

a. Pregnancy test

b. Pelvic ultrasound

c. Endometrial biopsy
d. Platelet count