Primary Atrophic Rhinitis: A Clinical Profile, Microbiological and Radiological Study

Table 5

Radiological findings from plain X-rays and CT scan in primary atrophic rhinitis patients (𝑁=90).

Sinusitis		Sinus involved		Other findings
Grade	Number (%)	Sinus	Number (%)	Findings	Number (%)
Grade 0	11(12.2%)	Maxillary	73 (81.1%)	Atrophy of bone and mucosa	78 (86.6%)
Grade I	4 (4.4%)	Ethmoid	66 (73.3%)	Widening of nasal cavity	77 (85.5%)
Grade II	22 (24.4%)	Frontal	32 (35.5%)	Lateral bowing of the lateral nasal wall	65 (72.2%)
Grade III	31(34.4%)	Sphenoid	17 (18.8%)	Thickness of medial wall of maxillary sinus	62 (68.8%)
Grade IV	22 (24.4%)			Hypoplasia of maxillary sinus	66 (73.3%)
				Absence of frontal sinus	27 (30%)