paranasal sinus

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Related to paranasal: Paranasal sinuses

paranasal sinus

[¦par·ə¦nā·zəl ′sī·nəs]
(anatomy)
Any of the paired sinus cavities of the human face; includes the frontal, ethmoid, and sphenoid sinuses.
References in periodicals archive ?
3) reported that mucoceles arose most frequently from the ethmoid sinus in their paranasal sinus mucocele case series, which was composed of 10 pediatric patients.
CT scan of the paranasal sinuses demonstrated extensive-type pneumatization of the right middle turbinate and lamellar-type pneumatization of the left middle turbinate and a left-side septal deviation.
Local examination of organ was done of--chronic headache epistaxis, nasal discharge, local tumour in case of paranasal sinus diseases.
The US-based National Cancer Institute advises that "the majority of tumours of the paranasal sinuses present with advanced disease, and cure rates are generally poor (<50%).
The absence of hyphae with the mucosa, bone and blood vessels characterizes noninvasive fungal sinusitis, while invasive fungal sinusitis is defined by the presence of hyphae within the mucosal and submucosal tissues, bone and blood vessels of the paranasal sinuses.
Patients who were diagnosed with and had treatment for paranasal sinus mucocele with orbital extension between 2005-2012 were included in this retrospective study.
CT of the paranasal sinuses and orbits in patients with Wegener's granulomatosis.
Hence, this study aims to identify the anatomical variations of the paranasal sinuses in the Omani population and their clinical significance.
A sinus mucocele is a mucous collection lined by the mucous-secreting epithelium of a paranasal sinus.
The paper also describes the various conditions affecting the paediatric paranasal sinuses, with emphasis on imaging features.