I see some have told you that he won't lose his voice, but all the years I've been on this board, it seems to be par for the course to lose the voice at the end of treatment for approx a week or so. I did but it wasn't that bothersome. I got out of answering the phone!
Take care,
Minnie

SCC Left Mandible. Jaw replaced with bone from leg. Neck disection, 37 radiation treatments. Recurrence 8-28-07, stage 2, tongue. One third of tongue removed 10-4-07. 5-23-08 chemo started for tumor behind swallowing passage, Our good friend and much loved OCF member Minnie has been lost to the disease (RIP 10-29-08). We will all miss her greatly.