This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
"Tule neck sign" is associated with 
Select and explain. 
A. Anencephaly, B. Extended breech, C. Shoulder dystocia, D. Congenital goiter
C: Shoulder dystocia
Answer: C: Shoulder dystocia 
Explanation: Inability to feel the neck of the baby, when fetal head retracts/recoils against the maternal perineum and external rotation is not accomplished as such there is inability to deliver the shoulders after the head has been delivered. This is an impoant sign to diagnose &;shoulder dystocia&; after full dilatation of cervix. And this sign is known as tule neck sign.