Paranasal sinuses are the sinuses or cavitiesthat are around the nasal (nose) or a cavity in os.maksilla, os.frontal, os.sphenoidal and os.ethmoidale are generally coated with mucous periosteum and filled with air. Sinusitis is an inflammation of the mucosa of the paranasal sinuses usually caused byviral and bacterial infections. To demonstrate this sinusitis can be done with conventional radiographic examination with projections Waters and lateral.Namun examination Computed Tomography -Scan (CT Scan) is far superior to paranasal sinuses well as can analyze in detail the bones and soft tissue forms
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