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Head & Neck Cancer Surgery

Mouth Cancer Early Signs You Should Not Ignore

Written by Dr. Varadharajan V, Surgical Oncologist, Chennai

Published · Updated · Medically reviewed by Dr. Varadharajan V · Last reviewed: · 4 min read

Doctor examining a patient mouth with a light in a clinic

Quick Answer

See a doctor if you have a mouth sore, ulcer, white patch (leukoplakia), red patch (erythroplakia), lump or rough area that lasts more than two weeks, especially if you use tobacco, gutka, paan or alcohol. A biopsy confirms the diagnosis. Early treatment with surgery often gives excellent results.

Mouth (oral) cancer is one of the most common cancers in India, largely due to tobacco and areca nut use. Early signs include a mouth ulcer that does not heal within two to three weeks, white or red patches, a lump or thickening in the cheek, and difficulty opening the mouth. Found early, mouth cancer is highly treatable.

Early Warning Signs

  • Ulcer or sore in the mouth that does not heal in two to three weeks
  • White or red patches on the gums, tongue, cheeks or palate
  • A lump or thickening in the cheek, tongue or gums
  • Pain or burning that does not go away
  • Difficulty opening the mouth fully (trismus)
  • Loose teeth without gum disease
  • Dentures that suddenly do not fit
  • Bleeding from the mouth
  • Numbness in the tongue or lips
  • A lump in the neck

Pre-Cancerous Conditions

  • Leukoplakia: white patch that cannot be wiped off
  • Erythroplakia: red patch, higher risk of cancer
  • Oral submucous fibrosis: stiffening of the mouth lining, often from areca nut use, causing reduced mouth opening

These need regular monitoring or treatment.

Who Is at Higher Risk?

  • Tobacco smokers and chewers
  • Users of gutka, paan, areca nut or khaini
  • Heavy alcohol users
  • Poor oral hygiene
  • Sharp teeth or ill-fitting dentures causing chronic irritation
  • HPV infection for some throat cancers

How Is It Diagnosed?

  • Clinical examination of the mouth and neck
  • Biopsy of the suspicious area
  • Imaging such as CT, MRI or PET-CT to check spread

How Is It Treated?

  • Surgery: main treatment for most mouth cancers, removing the tumour with margins and often neck lymph nodes
  • Reconstruction: to restore appearance and function
  • Radiation or chemoradiation: after surgery in some cases

How Can You Reduce Risk?

  • Stop all tobacco and areca nut use
  • Limit alcohol
  • Maintain good oral hygiene
  • Get dental problems fixed
  • Do monthly self-checks of your mouth

Key Takeaways

  • Mouth cancer is common in India.
  • Non-healing ulcers and patches are early signs.
  • Tobacco and areca nut are major causes.
  • Any sore lasting two weeks needs checking.
  • Early surgery gives good outcomes.

Final Thoughts

A small sore that does not heal may be your body's early warning. Acting quickly can save your life and preserve function. For head and neck cancer evaluation, you can consult Dr. Varadharajan, a surgical oncologist in Chennai.

Discuss this with a specialist

If you or a family member is dealing with head & neck cancer surgery, the safest next step is a personal evaluation. Book an appointment with Dr. Varadharajan to review your reports and options.

Find the clinic location, hours and directions at Iswarya Hospital, Tharamani, Chennai.

Frequently Asked Questions

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Part of the Head & Neck Cancer Surgery guide

This article is part of our complete guide to head and neck cancer surgery, which explains the bigger picture and links to every related topic.

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About the Author

Dr. Varadharajan V, Surgical Oncology

Dr. Varadharajan V

Surgical Oncologist, Breast Oncologist, Head & Neck Oncologist

M.Ch Surgical Oncology, FIAGES, FALS, FMAS, M.S General Surgery, MBBS

Iswarya Hospital, Chennai

Dr. Varadharajan V is a highly trained Surgical Oncologist committed to delivering ethical, patient-centric, and evidence-based cancer care. With strong academic credentials and extensive hands-on experience across multiple oncological subspecialties, he is skilled in managing a wide spectrum of malignancies, including breast, gastrointestinal, gynecologic, and peritoneal surface cancers. His clinical foundation comes from institutions such as Sri Ramachandra Institute of Higher Education and Gleneagles Global Health City, where he has served in senior oncology roles.

Seek urgent medical care for severe bleeding, fever above 100.4 F, breathing difficulty, chest pain, uncontrolled vomiting, a wound that opens or leaks, or any sudden worsening after surgery.

This article is general medical information only. It is not a diagnosis and does not replace a consultation with your own oncologist or with Dr. Varadharajan V. Diagnosis, stage and fitness decide the right treatment for each person. In an emergency, go to the nearest hospital.

Location & Contact

Contact Information

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