Table 1

Frequency distribution of sinusal abnormalities in images of 703 patients and 1406 sinuses (n = 1268 lesions)
Type of abnormalities Right side Left side Total
Inflammatory
Mucosal thickening 422 (33.2%) 416 (32.8%) 838 (66.0%)
Retention cysts 49 (3.8%) 81 (6.3%) 130 (10.1%)
Opacification 54 (4.2%) 46 (3.6%) 100 (7.8%)
Sinus Polyps 49 (3.8%) 24 (1.8%) 73 (5.6%)
Antrolith 24 (1.8%) 19 (1.4%) 43 (3.2%)
Iatrogenic
Oroantral communication 18 (1.4%) 11 (0.8%) 29 (2.2%)
Traumatic
Fracture 10 (0.7%) 10 (0.7%) 20 (1.4%)
Neoplasia
Malignant tumours 7 (0.5%) 7 (0.5%) 14 (1.0%)
Odontogenic lesions
Inflammatory cysts 2 (0.2%) 3 (0.2%) 5 (0.4%)
Odontogenic cysts 2 (0.2%) 2 (0.2%) 4 (0.3%)
Benign odontogenic tumours 3 (0.2%) 1 (0.1%) 4 (0.3%)
Congenital
Hypoplasia - 3 (0.2%) 3 (0.2%)
Bone-related lesions
Fibrous dysplasia 2 (0.2%) 1 (0.1%) 3 (0.2%)
Ossifying fibroma 1 (0.1%) 1 (0.1%) 2 (0.2%)

Rege et al.

Rege et al. BMC Oral Health 2012 12:30   doi:10.1186/1472-6831-12-30

Open Data