Paranasal sinuses diseases commonly affect the varied range of population. The present study was conducted to assess lesions of maxillary sinus using CT scan. Materials & methods: The present study was conducted in the department of Radio-diagnosis. It comprised of 84 cases of lesions of maxillary sinus of both genders. All underwent CT scan and mucosal thickening and opacification was assessed. CT images were read by trained radiologist. Results: Out of 84 patients, males were 32 and females

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... re 52. Maxillary sinusitis was observed in 56, mucocele in 5, cystic lesion in 10 and foreign body in 1, neoplasia in 12. The difference was significant (P< 0.05). Conclusion: CT scan is a useful diagnostic tool in assessment of lesion of maxillary sinus.