system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Trial of scar is contraindicated in all except:
assistant
The correct answer is  Ans. is d, i.e. Previous history of LSCS (Indication malpresentation)Ref Williams 24/e, p 611As discussed:If there is history of previous LSCS due to contracted pelvis next pregnancy, LSCS has to be done. VBAC cannot be tried.If there is history of previous classical cesarean section--again VBAC is contraindicated.History of previous 3LSCS also means VBAC is contraindicated. But if there is history of previous LSCS done because of fetal distress or malpresentation, next time VBAC can be tried.