antrolith
Rhinolithiasis:
case report of an uncommon foreign body. Coronal CT scan shows the calcified foreign body in the right inferior meatus.
Rhinolithiasis:
case report of an uncommon foreign body. Axial CT scan shows the calcified foreign body in the right nasal fossa.
Rhinolithiasis:
case report of an uncommon foreign body. Sagittal CT scan shows the heterogenous calcified foreign body above the hard palate.
An antrolith is a calcified mass within the maxillary sinus. The origin of the nidus of calcification may be extrinsic (foreign body in sinus) or intrinsic (stagnant mucus, fungal ball).
Most antroliths are small and asymptomatic. Larger ones may present as a chronic maxillary sinusitis with symptoms like pain and discharge.
Radiographic features
They appear as solitary or multiple, faintly to extremely radiopaque masses embedded within the mucoperiosteum. The sinus wall is intact.
Treatment and prognosis
Small antroliths require no treatment. However, larger or symptomatic masses need to be are surgically removed.
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Assoziationen und Differentialdiagnosen zu Rhinolith:
