Trotter's triad is seen in: (A) Nasopharyngeal carcinoma, (B) Maxillary sinusitis, (C) Maxillary carcinoma, (D) Angiofibroma
Answer is A. 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: Diseases of Ear, Nose and Throat, PL Dhingra, 7th edition, page 285)