What is the radiographic difference between a granuloma cyst and abscess?

Granuloma cyst

- Well-defined, round or oval radiolucency

- Usually less than 1 cm in diameter

- May be associated with a root canal filling or other dental treatment

- May have a sclerotic border

Abscess

- Ill-defined, irregular radiolucency

- Usually larger than 1 cm in diameter

- May be associated with swelling, pain, and tenderness

- May have a draining sinus tract