This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Obs), Subject name: Gynaecology & Obstetrics
[{'content': 'IUI is indicated for all except: \nSelect and explain. \nA. Male factor infertility, B. Erectile dysfunction, C. Tubal factors, D. Cervical factor', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C. Tubal factorsIUI (Intra-uterine insemination)Indicationsa. Male factor infertility (sperm counts between 5 and 15million/mL). If sperm count is less than 5million/mL,b. IUI is ineffectivec. Unexplained infertility (treatment of choice is superovulation + IUI)d. Antisperm Antibody in cervical mucuse. Erectile dysfunction/impotencyf. Semen deposition problem (epispadias/hypospadias/penile deformities)g. Vaginismush. Retrograde ejaculation (Immediate postcoital urine is collected. Semen is then separated from urine).', 'role': 'assistant'}]