Hoarseness over 2 weeks, especially in patients over 40 years of age.

Lumps and swellings on the neck, cheek or face.

Difficulty swallowing and swallowing pain, especially with radiation to the ear.

Pain in the throat with radiation to the ear.

Difficulty opening the mouth

Unilaterally blocked nostrils with bloody discharge from the nose.

Ulceration in the nose, mouth or throat without signs of healing

Swelling in the mouth or throat

Audible breathing or labored breathing

Acute unilateral hearing loss

Facial paralysis