This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Labour - normal, abnormal, malposition, malpresentation and their management, Subject name: Gynaecology & Obstetrics
External Cephalic Version (ECV) is contraindicated in all of the following , EXCEPT? 
Select and explain. 
A. Twins, B. Flexed breech, C. Premature Rupture of membranes, D. Previous abruption
B: Flexed breech
Answer: B: Flexed breech 
Explanation: ECV -Absolute contraindications : Placenta pre Multifetal gestation Severe contracted pelvis - Relative contraindications Early labor oligohydramnios or rupture of membranes structural uterine abnormalities fetal growth restriction prior abruption