Definition: A calcified mass formed within the nasal cavity.
Radiographic Features:
- Location:
- Nasal cavity
- Appears superior to nasal cavity floor on pantomograph
- Edge:
- Well-defined
- Smooth or irregular outline
- Shape:
- Round
- Ovoid
- Irregular
- Internal:
- Radiopaque
- May show ‘laminated’ appearance (alternating radiopaque and radiolucent bands)
- Resembles layers of an onion due to continued calcium salt deposition
- Number: Typically single
Key Diagnostic Signs:
- Radiopaque mass in nasal cavity
- Possible laminated internal structure
Clinical Significance:
- Can cause nasal obstruction, discharge, or foul odor
- May lead to sinusitis or other complications if left untreated
- Removal is usually necessary for symptomatic cases
Note: A maxillary standard occlusal radiograph can help determine the location before recommending a cone beam CT. Differential diagnosis from other calcified masses in the region is important for proper management.