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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Paranasal sinuses are affected by both benign and malignant neoplasms. Commonest benign tumour of paranasal sinuses are:
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The correct answer is  Osteomas are the most common tumors of the paranasal sinuses. They are most commonly seen in the frontal sinus followed in turn by those of ethmoid and maxillary. They may remain asymptomatic. Treatment is indicated when they become symptomatic.