The presence of harmful tumors in and around the throat, larynx, mouth and other areas are referred to as head and neck cancer. Some of the commonly observed symptoms are a foul stench in the mouth, swelling and persistent sore throat. Alcohol abuse, improper diet, prolonged exposure to chemical and sunlight and smoking are common causes of contracting cancer.
HOW IS HEAD AND NECK CANCER DIAGNOSED?
Environmental factors like prolonged exposure to sunlight can cause this condition.