Tevfik Yılmaz

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Corticosteroids are extensively used in treatment of many diseases. In neurosurgery practice, dexamethasone (DEX) is commonly used particularly in cerebral edema secondary to brain tumors, head trauma, and central nervous system infections. There are some uncertainties surrounding the secure use of DEX in patients with epilepsy or seizures induced by(More)
In neurosurgery practice glucocorticoids are commonly used. Steroids may have central nervous system side effects affecting whole body, including steroid-induced mental agitation and psychosis. In experimental and clinical studies conducted by using dexamethasone (DEX), it has been reported that DEX adversely affects learning and memory skills.(More)
Spinal cord injury (SCI) causes significant morbidity and mortality leading to serious social problems. Although many studies conducted on it, any universal treatment protocol has not been accepted to date. Studies about treatment of SCI focused on two mechanisms. First is usage of neuroprotective agents and second are regenera-tion studies to improve(More)
Lumbosacral nerve root anomalies are the leading cause of lumbar surgery failures. Although co-occurrence of lumbar spondylolysis and disc herniation is common, it is very rare to observe that a nerve root anomaly accompanies these lesions. A 49-year-old male patient presented with sudden-onset right leg pain. Examinations revealed L5/S1 lumbar(More)
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