What postop volume would you treat for for cutaneous squamous cell carcinoma of the upper neck with perineural invasion of multiple nerves?

The answer relies on the caliber of nerves involved. If they are small nerves (<0.1mm), an argument could be made to forgo radiotherapy to the site of the resected tumor altogether. If they are large caliber nerves, or clinically detectable signs or symptoms of dysfunction (so called, perineural spr...