Radiation therapy of oral cancers

Radiation Therapy of Oral Cancers Dr. V. Lokesh M.D Professor & Head of Unit Department of Radiation Oncology, Kidwai Memorial Institute of Oncology, Bangalore

Introduction ,[object Object],[object Object],[object Object],Transmission Attenuation Scatter Absorption Rad / Grey / cGy

Cancer Cell & Ionizing Radiation ,[object Object],[object Object],[object Object]

↑ RT Dose ↓ RT Dose ↑ T – Control ↓ T – Control ↑ Normal Tissue Toxicitites ↓ Normal Tissue Toxicitites

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Linear Accelerator ,[object Object],[object Object]

RT in Oral Cancer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RT ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RT Combinations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Indications for RT in Oral Ca ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RADIOTHERAPY DOSE ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

pre- radiotherapy Dental Prophylaxis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RT Techniques ,[object Object],[object Object]

Mould Room ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Simulation ,[object Object],[object Object],[object Object],[object Object],[object Object]

Virtual Simulation ,[object Object],[object Object],[object Object],[object Object],[object Object]

Fusion ,[object Object],[object Object],[object Object],[object Object]

Acute side effects ,[object Object],[object Object],[object Object],[object Object],[object Object]

5 YR SURVIVAL STAGE 1 STAGE II STAGEIII STAGEIV T 3/4 Lip 90% <60-30% 30% Anterior Tongue 69% 41% 25% S+R - 35% 15% 33-60% Buccal Mucosa 77% 65% 27% 18% 33-67% Floor of the Mouth 97% 72% 51% 20% 33-67% Lower Gingiva Retromolar Trigone 70% 50-30% 30% 30-50% Upper Gingiva Hard Palate 75% 46% 36% 115

During radiotherapy ,[object Object],[object Object],[object Object],[object Object],[object Object]

After radiotherapy ,[object Object],[object Object],[object Object]

Follow-up ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Salvage treatment for recurrent disease ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Radiation therapy of oral cancers

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Radiation therapy of oral cancers