Enlarged uterus with diffuse thickening of the endometrial-myometrial junctional zone up to 25 mm of intermediate signal on T1, homogeneous low signal intensity on T2 with foci of high signal within, indicating menstrual haemorrhage into the ectopic endometrial tissues in keeping with diffuse adenomyosis. Moderate thickening of the endometrium with bleeding within the uterine cavity and vagina.
Ovarian follicles are noted (largest measures 25 mm).