A 28-year-old woman is undergoing an annual physical examination. An enlarged uterus was found on bimanual examination. No adnexal mass are noted and HCG (-). Rectovaginal examination is unremarkable. Which of the following conditions is the most likely cause of the enlaged uterus.? ( ) A: Pregnancy. B: Leiomyoma. C: Adenomyosis. D: Endometriosis. E: Carcinoma.

Close the right index and middle finger together with ring finger gradually use the fingertips to touch abdominal organs or mass. Slide up, down, left, right on the mass or the organ. A: Light palpation B: Bimanual palpation C: Deep sliding palpation D: Pressure deep palpation

Put left hand behind the organ or mass palpating, and push the examination region to the right-hand direction. Not only can make organ or mass fixed but also closer to the surface to ease right hand palpation. A: Deep sliding palpation B: Ballottement C: Pressure deep palpation D: Bimanual palpation

Keep one hand lightly on the abdominal surface, palpate the abdomen with a light, gentle, dipping motion coordinated by the metacarpophalangeal joint and wrist. Pressure should be applied to make abdominal wall indentation 1cm A: Deep sliding palpation B: Light palpation C: Bimanual palpation D: Pressure deep palpation