Intradural extramedullary foramen magnum enhancing lesions may be due to meningioma,
nerve sheath tumor, aneurysm, or meningeal disease. In this clinical report of 14 patients …

Benign enhancing foramen magnum lesions have been previously described as T2-
hyperintense small, enhancing lesions located posterior to the intradural vertebral artery. We …

Magnum Lesions: Clinical Report of a Newly Recognized Entity.” 1 In a series of 14 patients,
the authors documented the stereotypical appearance of 16 small, enhancing lesions …

This paper reports two cases of benign extramedullary tumors of the foramen magnum
studied by computed tomography (CT). The first case was a neurinoma: the second was a …

Discussion Tumors in the region of the foramen magnum are often difficult to diagnose
because of confusing clinical manifestations and technical difficulties in the …

✓ The authors reviewed 102 documented cases of benign extramedullary tumors of the
foramen magnum treated at their institution between 1924 and 1982. There was 78 …

Abstract Background and Aims: Foramen magnum tumors, especially those located
ventrally, are surgically challenging. We studied clinical and surgical details of …

Masses within or adjacent to the foramen magnum may present difficult clinical problems.
They may sometimes be misdiagnosed as degenerative disease of the central nervous …

Only 1.8–3.2% of all meningiomas are located at foramen magnum (FM). As these tumours
are indolent, there occurs a long interval between onset of symptoms and diagnosis. This …

We present 16 cases of benign extramedullary tumors of the foramen magnum region who
were operated on between the years 1984 and 1992. On admission, no case was …