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Markus J. Riemenschneider, MD; Kerim Beseoglu, MD; Daniel Hänggi, MD; Guido Reifenberger, MD, PhD

Arch Neurol. 2009;66(8):1036.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

A 64-year-old man with a 4-year history of disseminated adenocarcinoma of the prostate was admitted to the Department of Neurosurgery with an acute onset of diplopia and severe headaches. Neurological examination revealed an isolated right-sided palsy of the abducens nerve. Magnetic resonance imaging showed an intracranial contrast-enhancing mass located in the right-sided cavernous sinus extending into the sellar region without involvement of neighboring osseous structures (Figure 1). Radiologically, the lesion was regarded as either adenoma or meningioma and the patient underwent tumor resection via a minimally invasive binasal endoscopic transsphenoidal approach, which led to a rapid postoperative improvement of diplopia.

Figure appears in full text version. Figure 1. Radiological features. A, Axial T1-weighted magnetic resonance image with gadolinium reveals a contrast-enhancing tumor (16 mm in diameter) (arrow) in the right cavernous sinus with extension into the sellar region. B, Coronal . . . [Full Text of this Article]

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