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Osteoma and exostoses

Osteoma and exostoses

Characteristics
  • Benign lesion of the bone.
  • Two types: cortical and cancellous (spongy).
  • Most common sites: mandible (condyle, angle, ramus,molar region) and frontal sinus.
  • Usually painless, incidental finding.

Differential diagnosis

Cases

Case 1

Two osteomas, one peripheral on the lingual foramen and the other on the body of the mandible.

  • osteoma7b
  • osteoma7a
  • osteoma7d
  • osteoma7h
  • osteoma7g
  • osteoma7f

Case 2

A case of osteoma.

  • osteoma6d
  • osteoma6c
  • osteoma6b
  • osteoma6a

Case 3

Case of buccal exostoses in the upper and lower jaw. They are benign, broad-based surface masses. Generally buccal exostoses require no treatment.

  • BucExost11A
  • Bucexost12f
  • BucExost13c
  • BucExost14e