This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Neuraxial Blockade, Subject name: Anaesthesia
Saddle block can be used for all the following condition except- 
Select and explain. 
A. Dilatation and curettage, B. Haemorrhoids, C. Rectal prolapse, D. Cesarean section
D: Cesarean section
Answer: D: Cesarean section 
Explanation: Cesarean delivery requires a level of block up to T4, which is not possible by saddle block Dermatomal Level required for Various Common Surgical Procedures: T4 - Upper abdominal surgery T10 - Transurethral resection of prostate T10 - Hip surgery L2 - Foot and ankle surgery S2-S3- haemorrhides