I found this about him from Esquire mag. I did not realise how much he has endured.

http://www.esquire.com/features/roger-ebert-0310

Age 52, T2 N0 M0 SCC of left anterior floor of mouth. Esophagoscopy, Direct laryngoscopy, Resection of left anterior FOM lesion w/ lateral tongue. left selective neck dissection levels I-IV. 5x6cm skin graft coverng excision. Finished 33-35 rad Tx. False recurrence 12-22-10 last surgery 2-15-10