A 54 year old male patient who is a heavy smoker presented to the ENT clinic with change of his voice in the form of hoarseness of 2 months duration. There was no recent laryngitis or voice abuse. Laryngeal examination was not possible.

What can be the differential diagnosis in this case? *This case is from Docplexus editorial team for educative purpose only Source: Cases in ENT Stay connected, the answer will be posted in 48 hrs!