What is OCS?

  • OCS is Oral Cavity Screening test
  • It is recommended for people who use tobacco products
  • Nicotine can cause damage to oral cavity lining
  • Regular check up is advised to detect early cellular changes

How is it done?

  • Its simple, non invasive < 2 min test
  • It is done in a dark room
  • Utilises polychromatic LED light
  • Saliva is cleaned
  • Light is shined over the surface exposed to nicotine

Dr Vinaya Chitale performing OCS


How is it reported?

Result shows up as band

  • Green = Normal
  • Yellow = Suspicious
  • Red = Concerning

How is it interpreted?

  • Green – Normal – repeat test in 6 months
  • Yellow – Suspect – repeat test in 3 months
  • Red- concerning – See a doctor for possible biopsy

OCS report showing bands


Left Tongue cancer

Surgical picture showing reconstruction after removal of jaw

What is the need?

  • In 2020 India spent 2500 crores in treatment of Oral Cavity Cancer
  • In 2030 the nos are going to double due to increasing usage of tobacco
  • This will affect our countries GDP by billions of dollars

Patient is registered on Enteseva app before doing this test and followed up using Enteseva App

  • Most of these cancers are diagnosed at a later stage thereby affecting survival
  • Early detection with OCS will save lives !

The highest number of deaths from oral cavity cancer are in India

  • India (with 52,067 deaths),
  • China (with 11,333 deaths),
  • Pakistan (with 7,266 deaths),
  • Bangladesh (with 6,071 deaths),
  • and Russia (with 5,658 deaths).

What other regions can develop cancer in Head and Neck ?

Just like oral cavity, nicotine can cause cancer in –

  1. Throat
  2. Voice box
  3. Food pipe
  1. Nose and sinuses
  2. Lymph nodes in neck

HNC screening questions in tobacco users?

  1. Bleeding from ear
  2. Swelling in front of the ear
  3. Bleeding from nose (one side)
  4. Nasal obstruction (one side)
  5. Change in voice > 2 weeks
  6. Blood in cough
  1. Pain during swallowing
  2. Choking while eating food
  3. Difficulty breathing at rest
  4. Mass in neck
  5. Unexplained weight loss

What should be done?

  1. People who use tobacco products should get oral cavity screening done every 6 months
  2. Alcohol use along with tobacco increases the risk of further developing head and neck cancer
  3. This test should be propagated since its simple, non-invasive and can save lives!

Oral Cavity Screening Test

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