Ameloblastoma 3


Definition: An aggressive odontogenic epithelium neoplasm that is locally invasive.

Radiographic Features:

Location: Posterior mandible and ramus (most common) but can occur anywhere in the maxilla or mandible.

Edge: Well-defined to well-localized.

Shape: Round to no identifiable shape.

Internal: Radiolucent (unilocular or multilocular).  When multilocular it is said to have a ‘honeycomb’ or ‘soap bubble’ appearance.

Other: Tendency to cause resorption of the adjacent teeth and expansion of jaw.

Number: Single.

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Ameloblastoma

Posterior mandible and ramus (multilocular)

Ameloblastoma – ‘soap bubble’ appearance

Ameloblastoma – expansion of mandible



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