This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological Disorders in Obs., Subject name: Gynaecology & Obstetrics
Acute pain in fibroid is due to all except. 
Select and explain. 
A. Torsion, B. Red degeneration, C. Hyaline degeneration, D. Sarcomatous change
C: Hyaline degeneration
Answer: C: Hyaline degeneration 
Explanation: Ans. is c, i.e. Hyaline degenerationRef Shaw 16/ed, p397Pain in a fibroid can be due to Torsion/Haemorrhage & Red degeneration. Hyaline degeneration is a painless condition.