PMC7721473_01
The computed tomography scan with intravenous contrast revealed a large mass in right nasal cavity with destruction of pterygoid plates, the body and the greater wing of the sphenoid, inferior orbital wall and the posterior wall of the maxillary sinus.
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The computed tomography scan (CT scan) revealed a large mass in right nasal cavity with destruction of pterygoid plates, the body and the greater wing of the sphenoid, inferior orbital wall and the posterior wall of the maxillary sinus (Fig. 1).
The computed tomography scan with intravenous contrast revealed a large hypervascular mass in right nasal cavity with orbital involvement.
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Also, there was a dilatation of superior ophthalmic vein, facial vein and ethmoidal veins (Fig. 2).
MRI showed a hypervascular mass with plenty of flow voids signal, due to containing large vessels, in the right nasal cavity with extension to intracranial and infratemporal spaces.
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The Magnetic Resonance Imaging (MRI), also endorsed the evidences of CT scan (Fig. 3).
The angiographic study showed a filling defect in ophthalmic vein according to intraluminal tumor growth.
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The intralumininal growth is depicted in the angiographic examination (Fig. 4).
The excised specimen with an intraluminal extension in to ophthalmic vein (marked in the red box), which was completely excised endoscopically.
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An interesting finding in this patient, was an intraluminal extension of the tumor in to ophthalmic vein, which was identified intra-operatively and completely excised endoscopically (Fig. 5).