The most common cause of vocal cord palsy is:: (A) Total thyroidectomy, (B) Bronchogenic carcinoma, (C) Aneurysm of aoa, (D) Tubercular lymph nodes
Answer is A. Thyroidectomy was the single most common surgical cause for unilateral vocal cord palsy, followed by other nonthyroid neck surgeries (20%) and anterior cervical decompression (18.3%). Conclusion: The most common cause for unilatera lvocal cord palsy is idiopathic.