PMC3860021_01
Sagittal CT scan revealed a large calcified dense mass measuring 30 mm x 25 mm x 15 mm in the right anterior ethmoidal sinus.
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Computed tomography (CT) revealed a large calcified dense mass measuring 30 mm x 25 mm x 15 mm in the right anterior ethmoidal sinus with orbital extension and evidence of lacrymal sac compression and grade 1 exophthalmia (Figs. 1-3).
Axial CT revealed a large calcified dense mass measuring 30 mm x 25 mm x 15 mm in the right anterior ethmoidal sinus with orbital extension.
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Computed tomography (CT) revealed a large calcified dense mass measuring 30 mm x 25 mm x 15 mm in the right anterior ethmoidal sinus with orbital extension and evidence of lacrymal sac compression and grade 1 exophthalmia (Figs. 1-3).
Coronal CT revealed a large calcified dense mass measuring 30 mm x 25 mm x 15 mm in the right anterior ethmoidal sinus with orbital extension and evidence of lacrymal sac compression.
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Computed tomography (CT) revealed a large calcified dense mass measuring 30 mm x 25 mm x 15 mm in the right anterior ethmoidal sinus with orbital extension and evidence of lacrymal sac compression and grade 1 exophthalmia (Figs. 1-3).
The beginning of the endoscopic dissection.
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No cerebrospinal fluid (CSF) leakage was observed during the procedure (Figs. 4-6).
Successful removal of orbito-ethmoidal osteoma endoscopically.
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No cerebrospinal fluid (CSF) leakage was observed during the procedure (Figs. 4-6).
The specimen after endoscopic endonasal drilling.
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No cerebrospinal fluid (CSF) leakage was observed during the procedure (Figs. 4-6).
The histopathology analysis revealed a compact bone tissue.
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Postoperative coronal CT scan (6 months).
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A CT scan was performed at six months, and showed no residual tumor (Figs. 8 and 9).
Postoperative axial CT scan (6 months).
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A CT scan was performed at six months, and showed no residual tumor (Figs. 8 and 9).