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etiology of premalignant conditions_of_oral_cavity
 

etiology of premalignant conditions_of_oral_cavity

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    etiology of premalignant conditions_of_oral_cavity etiology of premalignant conditions_of_oral_cavity Presentation Transcript

    • ETIOLOGY OF PREMALIGNANTCONDITIONS OF ORAL CAVITY Amin Abusallamah
    • Etiology: 1. Tobacco chewing, Pipe smokers or smoking 2. Alcohol 3. Local irritations 4. Vitamin deficiency : Vit A and Vit B 5. Endocrine disturbances 6. Candidiasis 7. Syphilis 8. Trauma 9. Dental irritation
    • Relative Risk factors for OralCancersHabit Relative Risk % None  1% Bettle nut Chewing  4% Smoking only  3-6% Bettel chewing+Tobacco  8-15% chewing  4-25% Bettel chewing+Smoking  20% Bettel+Tobacco+smoking
    • THANK YOU….. REVERENCE