This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fibroids, Subject name: Gynaecology & Obstetrics
All of the following are the reasons for pain in Sub-Mucosal fibroid, EXCEPT ? 
Select and explain. 
A. Torsion, B. Large size, C. Sarcomatous change, D. Degeneration
A: Torsion
Answer: A: Torsion 
Explanation: Pain due to torsion is see with pedunculated subserosal fibroid Torsion is not characteristic of a Sub Mucosalfibroid Pain in sub mucosal fibroid is due to: Fibroid degeneration Large size Sarcomatous change