Bilateral recurrent laryngeal nerve palsy is seen in all except: (A) Thyroid carcinoma, (B) Lymphadenopathy, (C) Thyroid surgery, (D) Aoic aneurysm
Answer is D. Thyroid surgery, Carcinoma thyroid, Cancer of cervix, oesophagus and Cervical lymphadenopathy are the causes of Bilateral recurrent laryngeal nerve paralysis Ref: PL Dhingra Textbook of Ear, Nose and Throat, Edition 6, page - 299