Radiolucent Lesions of the Jaws

Question 1

List 6 indications for OPG

Answer 1

• Gross caries in children
• Quadrant pain
• Ortho assessment
• Mandibular fracture
• Cysts/tumours/dev abnormalities
• TMJ assessment
• Perio assessment
• Wissy assessment
• Implants

Question 2

List 5 differential diagnoses for a well-circumcribed, pathological unilocular radiolucency

Answer 2

• Periapical granuloma
• Periapical cyst
• Unicystic ameloblastoma
• Eruption cyst
• OKC

Question 3

List 2 differential diagnoses for a poorly circumscribed unilocular radiolucency

Answer 3

1. Acute osteomyelitis
2. Primary bone neoplasm

Question 4

List 5 differtnail diagnoses for mixed radiolucency/radiopaque lesions of the jaw

Answer 4

• Cementoma
• Odontoma
• Fibrous dysplasia (ground glass appearance)
• Ossifying fibroma
• AOT
• Osteomyelitis (moth eaten)