<prompt> Nerve involved in parotidectomy is ?TrigeminalMandibularAuriculotemporalLingual  <response>: The nerve which is commonly involved is auriculotemporal nerve leading to Freys syndrome. There are a number of quite invasive techniques described to prevent Freys syndrome following parotidectomy. These are: Sternomastoid muscle flap, temporalis fascial flap, inseion of aificial membrane between skin and parotid sheath. Reference : Bailey Love, 27th Edition, page no 794. 