Tuesday, 29 May 2012

Head and Neck cancer
India has the highest incidence of Head & Neck cancer in the world. These cancers constitute about 40 – 50% of all cancers in India. 70% of them are tobacco related and hence are totally preventable.
 
These cancers occur in the most exposed and sensitive region of the body and afflict vital organs like voice box, tongue, lining of oral cavity, pharynx, nose, eyes and ears. On an average about 1.5 lakh new patients are diagnosed with Head and Neck cancers every year. Most of these cancers are curable if detected early.

Early Signs and Symptoms of Common Head & Neck Cancers.
  • White patch, sore or ulcer in mouth.
  • Difficulty or pain during swallowing
  • Change of voice
  • One sided throat pain
  • Unexplained earache
  • Chronic cough not responding to medical treatment
  • Difficulty in breathing
  • Lump in the neck or else where
  • Bleeding/ discharge from ear, nose or mouth

Diagnosis
All that is required to diagnose common Head and Neck cancers is good light, an alert mind, an eye for detail and sensitive fingers.Majority of them can be diagnosed by simple clinical examinations alone. Biopsy is performed on OPD basis to obtain histological confirmation. Lumps can be diagnosed by simple fine needle aspiration cytology. 

Treatment options
Head and Neck is the most exposed region of the body, usually associated with image. It is also the most functional region involving vision, smell, and hearing, taste, swallowing and last but not the least the speech. Therefore the treatment must balanced aesthesis, function and control of cancer. Modern cancer treatment aims at maximum functional preservation with optimum cancer control.

Surgery and radiation alone are both effective in early stages, however both surgery and radiation therapy are required to treat advanced cancers. Unfortunately majority of the cases are advanced. In recent times, chemotherapy is being used to potentiate the efficacy of radiation therapy.

With newer advancements in the field of plastic and reconstruction surgery functional and reconstructive surgery is now performed resulting in restoration of vital functions thereby improving the quality of life. Jaw preserving surgery, voice preservation, speech restoration and state-of art micro vascular reconstruction are few of them. Reaching deep seated tumors and sparing the vital structures around it, was always a great challenge to the radiation therapist. Fortunately with newer technology such as the TrueBeam STx, targeted radiation can be delivered to all head and neck cancers within shortest period of time, sparing surrounding healthy tissues. 

Dr. R. P Deo, Head & Neck Onco Surgeon, BGS Global Hospitals

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