This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
All are true for Gradenigo's syndrome except 
Select and explain. 
A. It is associated with conductive hearing loss, B. It is caused by an abscess in the petrous apex, C. It leads to involvement of the cranial nerve V and VI, D. It is characterised by retro-orbital pain
A: It is associated with conductive hearing loss
Answer: A: It is associated with conductive hearing loss 
Explanation: Gradenigo&;s syndrome consists of: Ear discharge (suppurative otitis media) Diplopia (CN VI paralysis) Retro-orbital pain (CN V) involvement. It is due to petrositis - a complication of otitis media.