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Malignant diseases of oral cavity (1) /certified fixed orthodontic courses by Indian dental academy
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Dental Courses by Indian Dental Academy
The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
0091-9248678078

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Malignant diseases of oral cavity (1) /certified fixed orthodontic courses by Indian dental academy Presentation Transcript

  • 1. INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  • 2.  Mesenchymal  Epithelial  Mixed www.indiandentalacademy.com
  • 3. Incidence  20% of all cancers in India  Tongue and floor of mouth ca in western countries  Buccal mucosa and alveolus in India(Gingivo buccal cancers or Indian oral cancer www.indiandentalacademy.com
  • 4. Anatomical subsites  Lip  Buccal mucosa  Alveolus  Retro molar trigone  Tongue www.indiandentalacademy.com
  • 5. Aetiology  Tobacco  Alcohol  Viruses  Trauma www.indiandentalacademy.com
  • 6. Spread of malignancy  Local infiltration  Lymphatic  Blood borne www.indiandentalacademy.com
  • 7. Precancer  Premalignant lesion  Premalignant condition Treatment by medical or surgical methods  Leukoplakia – stripping or excision  OSMF – Local injections, surgical release www.indiandentalacademy.com
  • 8. Clinical features of oral ca.  Most commonly present as non healing ulcers  Exophytic growth  Submucosal growth with induration  Trismus  Restricted mobility of tongue  Pain  Bleeding  Dysphagia  Neck swelling  Mobility of teeth www.indiandentalacademy.com
  • 9. Investigations IMAGING  Radiographs  CT  MRI  SPECT – Single photon emission computed tomography  PET – positron emission tomography  Bone scan www.indiandentalacademy.com
  • 10.  Biopsy  FNAC www.indiandentalacademy.com
  • 11. Staging T- Tumour size  Tx – primary cannot be assessed  T0 – No primary  Tis – Ca in situ  T1 – 2cm or less  T2 - >2 but <4  T3 - >4 cm  T4 – 4A – Invading bone and adjacent muscles  4B – To skull base, pterygoid plates, ICA www.indiandentalacademy.com
  • 12. N- Lymph node metastasis  Nx- Regionaql lymph nodes cannot be assessed  N0 – no nodes  N1 – single ipsilateral <3cm  N2 A – single ipsilateral >3 but <6 cm  N2B – Multiple ipsilateral < 6 cm  N2C – Bilateral or contralateral < 6 cm  N3 - >6cm www.indiandentalacademy.com
  • 13. M- Distant metastasis  Mx – cannot be assessed  M0 – No distant metastasis  M1 – metastasis present www.indiandentalacademy.com
  • 14. Staging  Stage I – T1 N0M0  Stage II – T2N0M0  Stage III – T3N0M0, T1,T2,N1  Stage IVA– T4N0M0, Any T,N2 IV B – Any T, N3 IV C – Any T, any N, M1 www.indiandentalacademy.com
  • 15. Management Depends on stage of presentation  Surgery  Radiotherapy  Chemotherapy  Combination www.indiandentalacademy.com
  • 16. Surgery  Extent depends on the stage of presentation.  Minimum 2 cm margin Composite resection, Commando operation, En bloc removal www.indiandentalacademy.com
  • 17. Neck dissection www.indiandentalacademy.com
  • 18. Radical neck dissection Modified Radical neck dissection Spinal accessory Internal jugular vein Sternocleidomastoid (Functional neck dissection) Selective neck dissection Extended neck dissection www.indiandentalacademy.com
  • 19.  Radiotherapy – curative or palliative  56- 7- gray/30 fractions/6wks  Chemotherapy Generally palliative www.indiandentalacademy.com
  • 20. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com