This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Pelvis with only one ala is known as: March 2010 
Select and explain. 
A. Rachitic pelvis, B. Naegele's pelvis, C. Scoliotic pelvis, D. Robe's pelvis
B: Naegele's pelvis
Answer: B: Naegele's pelvis 
Explanation: Ans. B: Naegele's Pelvis If ala is absent on one side, it is Naegele's pelvis. If alae of both the sides are absent, it is known as Robe's pelvis Delivery in both the condition is done by caesarean section.