Table 2. CT scan findings (n= 109).

Findings	n (%)
CT findings in acute sinusitis
Mucosal thickening	49 (44.95)
Ostiomeatal complex blockade	41 (37.61)
Mucoperiosteal reaction	28 (25.69)
Hypertrophied turbinates	19 (17.43)
Air fluid level	17 (15.60)
Hemosinus	3 (2.75)
Air bubbles within fluid	1 (0.92)
CT findings in chronic sinusitis
Mucosal thickening	31 (28.44)
Ostiomeatal complex blockade	18 (16.51)
Polyps	12 (11.01)
Calcification	6 (5.50)
Hyperostosis of bone	5 (4.59)
Sinonasal polyposis	5 (4.59)
Pattern of chronic sinusitis
Ostiomeatal complex pattern	14 (12.84)
Sporadic pattern	12 (11.01)
Sinonasal polyposis pattern	5 (4.59)
Sphenometal recess pattern	4 (3.67)
Infundibular pattern	3 (2.75)