Acute side-effects due to fractionated radiation therapy are mild to moderate erythema, dry desquamation47,48, otitis externa47,49, otitis media47,49, tinnitus49, olfactory and gustatory changes49,50, temporary localized epilation at the beam entrance and exit depending on the radiation dose47,50,51, headache49 and mild transient post radiation therapy somnolence52. In general, all these side-effects are minor, well tolerated and self-limiting in most patients50.