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  1. Adamantinoma characteristically presents in tibial diaphysis of middle aged person with mild to moderate discomfort, islands of epithelial cells in fibrous stroma(hall mark) histologically, and bubbly bone destruction (radiolucent lesions separated by dense sclerotic bone) radiologically.

Adamantinoma Key points

Adamantine epithelioma or Lichtenstein dermal inclusion tumor.

Almost exclusively found in tibial diaphysis

Mild pain & palpable mass over anterior tibial border

Islands of epithelial cells

Bubble like defect in anterior tibial cortex, sometimes with thickening of surrounding bone


Description: download (3)

Treatment is wide local excision.

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