Case Reports in Otolaryngology / 2020 / Article / Fig 3

Case Report

Abducens Nerve Paralysis Induced by a Primary Solitary Sphenoid Sinus Mucocele with Broad Osseous Thinning at the Cranial Base

Figure 3

Noncontrast computed tomography imaging of the paranasal cavity and Hess screen test results at the emergency reexamination. CT images with (a) axial and (b) coronal views. The sphenoid sinus mucocele shows apparent growth, with increased impingement on the left superior orbital fissure (white arrow). (c) The Hess screen test confirms a disturbance in the left eye abduction and overaction in the right eye adduction.
(a)
(b)
(c)

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