Nikolaos Triantafyllou

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BACKGROUND The aim of the study was to assess the plasma levels of homocysteine in patients with multiple sclerosis (MS) and to investigate whether an association with depression exists. METHODS Plasma homocysteine (Hcy), vitamin B12 and plasma folate were measured in 65 moderately disabled patients with relapsing/remitting MS (RR-MS) and 60 healthy(More)
We examined the contribution of demographics and cognitive background variables (processing speed, visuospatial skill, working memory, and interference control) on derived Trail Making Test (TMT) scores in a large sample of Greek healthy participants. We included 775 participants and administered the TMT (TMT-A and TMT-B) and the Wechsler Intelligence Adult(More)
The presence of cerebrospinal fluid oligoclonal bands (CSF-OCB) in Caucasian patients with multiple sclerosis (MS) is supportive of diagnosis, though the relation with patients' clinical and specifically cognitive features has never been established or thoroughly examined. Thus, we investigated the clinical and for the first time the cognitive profile of MS(More)
Vasculitides comprise a heterogeneous group of autoimmune disorders, occurring as primary or secondary to a broad variety of systemic infectious, malignant or connective tissue diseases. The latter occur more often but their pathogenic mechanisms have not been fully established. Frequent and varied central and peripheral nervous system complications occur(More)
PURPOSE In a considerable percentage of individuals with a detectable alpha rhythm in their EEG, bursts of generalized hypersynchronous alpha activity (GHSAA) may occur, during alertness. The aim of this study was to examine whether appearance of GHSAA, which probably generates from transcortical circuitry, shows any correlation with demographic(More)
AIMS To investigate the role of centrally recorded P300 in patients suffering from mesial temporal sclerosis-temporal lobe epilepsy (MTS-TLE). METHODS Sixteen patients (3 men and 13 women; median age: 32.5 years old) suffering from TLE with MTS and 43 healthy controls (12 men and 31 women; median age: 35 years old) participated in the study. P300 was(More)