Seventy five histopathologically proven cases of atrophic rhinitis were studied for radiological findings. Maxillary sinuses were opaque in 55.86% cases on right side and 54.33% on the left side.
Hypoplasia of maxillary sinuses was seen in 4% cases. Frontal sinuses were opaque in 31.92% cases on the right side and 22.61% on left side. Agenesis was present in 13.33% cases on the right side and in 12% cases on the left. Ethmoid sinuses showed agenesis in 7.98% cases on the right side and in 10.64% on the left. Nasal septum thickness was reduced as compared to normal