Hysteroscopic view of endometrial polyps

(A) A large functional polyp covered with normal endometrium spread over the posterior wall of the uterine cavity. CO₂ bubbles are seen above the polyp.
(B) An endometrial polyp with a thin pedicle tending to take the appearance of a nonfunctional lesion as it grows bigger.
(C) Polyp prolapsing through the internal cervical os.