2. For the following scenario select the most likely diagnosis from the list:
A 38-year-old woman, para 2, presents complaining of heavy menstrual periods over the last 6 months. On gynaecological examination, the uterus is bulky, while a transvaginal ultrasound scan shows enlarged uterus with heterogeneous texture and normal ovaries. There is nothing important in her past medical history. Her hormonal profile on cycle day 3 shows serum FSH 6.5 IU/L, LH 5.6 IU/L, estradiol 50 pg/ml and prolactin 23 ng/ml.