This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medical, surgical and gynaecological illness complicating pregnancy, Subject name: Gynaecology & Obstetrics
[{'content': 'All can be used to lower mother to child HIV spread except: \nSelect and explain. \nA. Elective CS, B. Omitting ergometrine, C. A, D. Intrapaum nevirapine', 'role': 'user'}, {'content': "Answer: B \nExplanation: treatment Zidovudine given IV staing at onset of labour or 4 hours prior to CS section A single dose nevirapine at onset of labour and a single dose in newborn at age of 48 hours Elective CS reduces risk by 50% Avoidance of Breastfeeding,HAA therapy and appropriate mode of delievery has reduced MTCT rates from 25-30% to <1%. Baby should be bathed immediately Invasive methods that might result in break in skin and mucous membrane of infant are contraindicated Triple therapy A D.C.DUTTA'S TEXTBOOK OF OBSTETRICS,Pg no:302,7th edition", 'role': 'assistant'}]