Question: A 32 year old male is referred to you for hoarseness. He is a heavy smoker and has no intention of quitting. Laryngoscopy demonstrates whitish material on the right true vocal fold, extending to the anterior commissure and partially on to the left true vocal fold. You perform a direct laryngoscopy and biopsy which demonstrates mild dysplasia. What is the diagnosis, and what is his risk of developing carcinoma? [Answer will be posted with next week's new question]

Answer to last week's question, "Spinning 'Round" (May 22, 2017)

Vestibular neuritis; grade 3 nystagmus.