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➢ Well differentiated(G1-G2):

- Scales/keratin - White circles - White halos - White structureless areas - Predominant color = White

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WHITE predominant color and esophitic lesions

➢ Poorly differentiated (G3-G4):

➢

RED predominant color and flat lesions

- >50% vascularity - Vessel (diffuse distribution) - Bleeding and small vessels - Predominant color = Red