Question 116 · LDEK · Benign tumors

The characteristics of benign ameloblastoma that can suggest the risk of its malignant transformation do not include:

  1. A. expansive clinical advancement of the primary tumour.
  2. B. significant length of the disease.
  3. C. repeat surgery to totally remove tumour remnants.
  4. D. unilocular or extra-osseous ameloblastoma.
  5. E. multiple (in terms of time or localization) recurrences.
Hint

Malignant change is linked to long history, extent and repeated incomplete surgery; which variants behave more mildly?

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