This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharynx, Subject name: ENT
Trotter&;s triad includes all except 
Select and explain. 
A. Sensory disturbance over distribution of 5th cranial nerve, B. Conductive deafness, C. Diplopia, D. Palatal palsy
C: Diplopia
Answer: C: Diplopia 
Explanation: Trotter&;s traid:- Nasopharyngeal cancer can cause conductive deafness (eustachian tube blockage), ipsilateral temporoparietal neuralgia (involvement of CN V) and palatal paralysis (CN X)-- collectively called Trotter's triad. Ref:- Dhingra; pg num:-251