Paranasal Sinus Neuroendocrine Carcinoma: A Case Report and Review of the Literature
Figure 1
Computed tomography (CT) of paranasal sinuses and orbit showing mass (arrow) occupying the entire left ethmoid and sphenoid sinus extending into left nasal cavity causing erosion of nasal septum, extending into orbit and intracranial extension into basifrontal area (before chemoradiation and after chemoradiation).
