paranasal sinus

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Related to Nasal sinuses: maxillary air sinus, Sinus cavity
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Noun1.paranasal sinus - any of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavitiesparanasal sinus - any of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavities
sinus - any of various air-filled cavities especially in the bones of the skull
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References in periodicals archive ?
CRSwNP is the inflammation of the nose and paranasal sinuses with the presence of nasal polyps on the lining of the nasal sinuses or nasal cavity.
The CT scans of the patient's nasal sinuses indicated a clear mass growing within his nostril that had destroyed a part of his nasal septum said Dr Manoj, specialist surgeon for ear, nose and throat (ENT) at the hospital.
Paragangliomas arising from the nasal cavity and nasal sinuses are extremely rare.
Results: Two hundred and eighty-five cases (40.14%) were admitted with pathologies of nose and para nasal sinuses making the highest percentage among the groups.
The first instar (L1) larvae travel up into the nasal sinuses of their host and continue their maturation to the third instar (L3) stage.
While FESS is designed to open the nasal sinuses for ventilation and drainage, scarring can interfere with that process and often requires revision surgery.
The conference will be preceded by four training workshops which will cover laparoscopic surgery for nasal sinuses and skull bases, cochlear implants, snoring and sleep apnea, dizziness and balance disorders.
According to ArthroCare, more than 30 million people in the United States are estimated to suffer from sinusitis, which is a condition characterized by an inflammation and infection of the nasal sinuses. Approximately 500,000 sinusitis patients are treated surgically in the United States each year.
"With a nose spray, the nasal discharge might prevent getting the steroids in the nasal sinuses, so we thought that administering these (systemic) corticosteroids might have some beneficial effects," said Dr.