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: Unknown
X-ray findings in chronic otitis media- 
Select and explain. 
A. Honeycombing of mastoid, B. Sclerosis with cavity in mastoid, C. Clear-cut distinct bony partition between cells, D. None of the above
B: Sclerosis with cavity in mastoid
Answer: B: Sclerosis with cavity in mastoid 
Explanation: (Refer: PL Dhingra, Diseases of Ear, Nose & Throat, 7th edition, pg no. 73 – 82)
“X-ray in CSOM, especially in atticoantral disease, may show sclerosis with presence of cavity”