PMC10240854_01
Non-contrast computed tomography and contrast-enhanced computed tomography scan of nose and PNS. Mild enhancement seen on contrast-enhanced computed tomography.
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Contrast-enhanced computed tomography (CECT) scan showed mildly enhanced lesion, displacing medial wall of the right maxillary sinus and nasal septum (Figure 1).
Gross specimen after endoscopic surgical excision.
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The mass was removed completely (Figure 2).
Pathological section: respiratory epithelium with diffuse spindle cell proliferation and staghorn blood vessels in stroma.
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The final diagnosis of sinonasal hemangiopericytoma was made (Figure 3).