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Intramedullary schwannomas of the spinal cord are rare tumors. They are most commonly observed in the cervical region; however, few have been described in the conus medullaris. The association of intramedullary schwannomas with syringomyelia is also rare. In this report, we present a case of intramedullary schwannoma of the conus medullaris with syringomyelia, which was treated surgically.
Background The pathogenesis of cerebral vasospasm is likely to be multifactorial. Strong evidence has indicated that decreasing levels of NO after SAH seem to be important. A PDE-V inhibitor, tadalafil, theoretically increases NO levels. Our study investigated the vasodilatory efficacy of tadalafil on the cerebral arteries with measurement of basilar artery diameters on angiography. Methods We used...
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