This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infertility, Subject name: Gynaecology & Obstetrics
[{'content': 'An infeile women has bilateral tubal block at comua diagnosed on hysterosalpingography. Next step in treatment is: \nSelect and explain. \nA. IVF, B. Laparoscopy and hysteroscopy, C. Tuboplasty, D. Hydrotubation', 'role': 'user'}, {'content': "Answer: B \nExplanation: Shaw's textbook of Gynaecology- 16th edn- pg no 253. A hysteroscopy must be combined with laparoscopy for cornual pathology. Mucus plug, polyps and synechiae can be managed. Dense adhesions can not be dealt with this way.", 'role': 'assistant'}]