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Paranasal Sinuses

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Definition: Air-filled spaces located within the bones around the NASAL CAVITY. They are extensions of the nasal cavity and lined by the ciliated NASAL MUCOSA. Each sinus is named for the cranial bone in which it is located, such as the ETHMOID SINUS; the FRONTAL SINUS; the MAXILLARY SINUS; and the SPHENOID SINUS.  general, prefer specifics; inflammation   
Examples Ethmoid Sinus; Frontal Sinus; Maxillary Sinus; Sphenoid Sinus 		Other names Nasal Sinuses; Sinuses, Paranasal; Sinuses, Nasal

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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