Definition: A developmental indentation of the mandible. It frequently occurs due to a finger projection of the salivary glands.
Radiographic Features:
Location: Submandibular salivary gland – posterior mandible inferior to inferior alveolar nerve canal. Sublingual salivary gland – anterior mandible.
Edge: Well-defined. Corticated.
Shape: Round to ovoid.
Internal: Radiolucent, unilocular.
Other: None.
Number: Typically single, but may be multiple (rare).
Stafne Defect
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