<prompt> Which one of the following lesions of vocal cord is dangerous to life:Bilateral adductor paralysisBilateral abductor paralysisCombined paralysis of left side superior and recurrent laryngeal nerveSuperior laryngeal nerve paralysis  <response>: b Bilateral abductor paralysisRef. Current Diagnosis Treatment Otolaryngology, Lalwani, 3rd ed., 478; Scott Brown, 8th ed., Vol 2; 336In bilateral abductor paralysis or BL RLN palsy presentation is stridor because of which it is also known as life threatening palsy.In bilateral adductor paralysis, i.e. BL complete paralysis, there will be aspiration bronchopneumonias but the presentation will not be acute life threatening in comparison to stridor in BL RLN palsy.The remaining two options are not life threatening 