<prompt> True statement about the paralysis of the recurrent laryngeal nerve isCommon on left side50 idiopathicCord will lie laterallySpeech therapy given  <response>: Paralysis of recurrent laryngeal nerve common on the left side.The common causes areBronchogenic cancerAccidental traumaThyroid surgeryThyroid disease benign or malignantCervical lymphadenopathyCarcinoma cervical oesophagusCarcinoma thoracic oesophagusAortic aneurysmMediastinal lymphadenopathy 