infiltrate

What does infiltration mean?

Infiltration is the movement of cancer cells from their normal location into the surrounding non-cancerous tissue. Another word for infiltration is invasion. Infiltration is an important feature that pathologists look for when trying to decide if a tumour is non-cancerous (benign) or cancerous (malignant). Non-cancerous tumours can become larger but the cells usually do not infiltrate the surrounding normal …
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