PMC7315094_01
At the axial section of the paranasal sinus MR image of the patient, a benign mass lesion, measuring 33x10 mm in size, encircling the septum alar cartilage, and obliterating the left nasal vestibule and passage almost completely is seen.
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F1
Coronal sectional image of the mass lesion obliterating the left nasal cavity obtained during paranasal sinus MR of the patient.
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F2
Histopathological examination demonstrating marked hypervascularity in the dense fibrous stroma with specific CD34 immunohistochemical staining (Magnification 100x).
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F3
Histopathological examination showed markedly increased vascular structures with specific CD34 immunohistochemical staining, and the lesion was reported as angiofibroma (Fig. 3).