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11 lut 2011 · The non-corticated, dome-shaped radiopacity within the maxillary sinus is a retention cyst and not related to the dental disease. The bone density of the hard palate is superimposed on the ...
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17 lis 2021 · Retention cysts represent obstructed submucosal mucinous glands within the paranasal sinus 5. Radiographic features. Retention cysts are seen on imaging as rounded dome-shaped lesions often situated on the maxillary sinus floor. They are slow-growing lesions, but mucosal and cortical integrity is preserved. Plain radiograph. Radiopaque dome ...
In the literature, retention cysts have only been reported in the maxillary sinuses (MS). In a retrospective study we investigated the occurrence of MRCs for all paranasal sinuses and analyzed their location, number, and size of cysts, as well as indications for treatment and treatment modalities when required.
29 sty 2021 · Mucous retention cysts (MRCs, also known as maxillary sinus pseudocysts or antral pseudocysts) have been described as among the most common pathological findings of the maxillary sinus, and usually present as a dome-shaped radiopaque soft-tissue mass attached to the bony walls of the sinus.6,7,8 The presence of an MRC can complicate the above ...
1 lut 2011 · The maxillary sinus is the paranasal sinus that impacts most on the work of the dentist as they will often be required to make a diagnosis in relation to orofacial pain that may be sinogenic in...
13 sie 2019 · The maxillary sinus is intimately related to the roots of the posterior maxillary teeth; the high frequency of mucosal disease and sinusitis of odontogenic aetiology is now well recognized.
Maxillary sinus retention cysts (MRCs) are a common finding on routine orthopantomograms (OPTs), appearing as a dome-shaped radiopaque mass in the maxillary sinus. Walled with a thin epithelial lining, they are filled with a sterile serous or mucous liquid.