Figure 1: Endoscopic aspect of a budding process of the left FN. (Iconography of the service)
Table 3
Table 1: The Hyams histological grading system: HW rosettes, FW rosettes [30}
Table 1: The Hyams histological grading system: HW rosettes, FW rosettes [30}
Figure 1: Endoscopic aspect of a budding process of the left FN. (Iconography of the service)
Figure 2: axial facial CT showing left naso-ethmoidal heterogeneous process and tissue density with endocranial extension and towards the homolateral orbit. (Iconography of the service)
Figure 3: MRI T1 with gadolinium: large mass located in nasal fossas. Spreading to the left maxilla sinus invading the left orbit. Spreading to the anterior portion of skull base. Involvement Affectation of inferior orbital fissure and right cavernous sinus. [23]
Figure 4: MRI T1 with gadolinium: Intrasinusal solid mass (left side) with extensionspreading to anterior cerebral fossa. [23]
Figure 5: General appearance of the tumor. The cells are arranged according to a lobular pattern, separated by loose fibrovascular fibers. Necroses are visible in same central lobules (arrows) [29]
Figure 6: coronal section of MRI. (a) pre-operative, (b) One year after treatment (Iconography of ENT department)
Tables at a glance
Figures at a glance