The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 45 years old patient presented with complaints of pain in abdomen and menorrhagia. Endometrial biopsy was normal and sonogram of uterus showed diffusely enlarged uterus with no adnexal mass. What is the diagnosis?   (A) Fibroid uterus   (B) Endometritis   (C) Endometriosis   (D) Adenomyosis
['(D) Adenomyosis <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Fibroid uterus \n (B) Endometritis \n (C) Endometriosis \n (D) Adenomyosis <> possible answers', '  A 45 years old patient presented with complaints of pain in abdomen and menorrhagia. Endometrial biopsy was normal and sonogram of uterus showed diffusely enlarged uterus with no adnexal mass. What is the diagnosis? <> context@']