Fortios Tzortzidis

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OBJECTIVE In this study, we evaluated patients' clinical outcome and recurrence rates at long-term follow-up after aggressive microsurgical resection of cranial base chordomas. METHODS Seventy-four patients with chordomas underwent operations during a 16-year period from 1988 to 2004. The philosophy was to perform complete resection whenever possible and(More)
Internuclear ophthalmoplegia (INO) is a common sign of multiple sclerosis in young patients and of vascular diseases in older people. Traumatic bilateral internuclear ophthalmoplegia following severe head injuries may occur. We present the unusual case of a young patient suffered from bilateral INO as an isolated finding after a minor head injury, without(More)
AIM The challenge in large cranial base meningiomas is total resection of the tumor with the least possible mortality and morbidity. During the last two decades the technical approaches for anterior skull base tumors have shown a considerable progress, providing a wide exposure with minimal brain retraction. The purpose of this study is to present our(More)
Neoplasms of the sellar region are entities with a large differential diagnosis. Although paraganglionic cells have not been demonstrated in the pituitary or adjacent structures, the existence of sellar region paragangliomas is well-documented. To elucidate, in this area the nature of these unusual tumors is relatively difficult. Clinical history, physical(More)
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