User profiles for L. Astrakas
Loukas G. AstrakasMedical Physics, University of Ioannina Verified email at uoi.gr Cited by 4457 |
Automated epileptic seizure detection methods: a review study
Epilepsy is a neurological disorder with prevalence of about 1-2% of the world’s population (Mormann,
Andrzejak, Elger & Lehnertz, 2007). It is characterized by sudden recurrent and …
Andrzejak, Elger & Lehnertz, 2007). It is characterized by sudden recurrent and …
[HTML][HTML] MRI evaluation of tissue iron burden in patients with β-thalassaemia major
MI Argyropoulou, L Astrakas - Pediatric radiology, 2007 - Springer
… Serum ferritin has been widely used as a surrogate marker and a target ferritin level of
1,000 μg/l is generally recommended [7, 17]. However, serum ferritin represents only 1% of the …
1,000 μg/l is generally recommended [7, 17]. However, serum ferritin represents only 1% of the …
Machine learning algorithms and statistical approaches for Alzheimer's disease analysis based on resting-state EEG recordings: A systematic review
Alzheimer’s Disease (AD) is a neurodegenerative disorder and the most common type of
dementia with a great prevalence in western countries. The diagnosis of AD and its …
dementia with a great prevalence in western countries. The diagnosis of AD and its …
Voxel-based morphometry and diffusion tensor imaging of the optic pathway in primary open-angle glaucoma: a preliminary study
…, G Kitsos, LC Tzarouchi, L Astrakas… - American Journal …, 2012 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Neuropathologic studies in experimental and human
glaucoma have demonstrated degenerative changes in the optic pathway. The purpose of this …
glaucoma have demonstrated degenerative changes in the optic pathway. The purpose of this …
Noninvasive magnetic resonance spectroscopic imaging biomarkers to predict the clinical grade of pediatric brain tumors
LG Astrakas, D Zurakowski, AA Tzika, MK Zarifi… - Clinical cancer …, 2004 - AACR
… 5 presents ROC curves for each separate biomarker and for their linear combination and
shows that L (AUC = 0.89) discriminates high- from low-grade tumors better than does Cho (…
shows that L (AUC = 0.89) discriminates high- from low-grade tumors better than does Cho (…
A robust methodology for classification of epileptic seizures in EEG signals
Drug inefficiency in patients with refractory seizures renders epilepsy a life-threatening and
challenging brain disorder and stresses the need for accurate seizure detection and …
challenging brain disorder and stresses the need for accurate seizure detection and …
Prediction of adverse outcome with cerebral lactate level and apparent diffusion coefficient in infants with perinatal asphyxia
MK Zarifi, LG Astrakas, TY Poussaint, A Plessis… - Radiology, 2002 - pubs.rsna.org
PURPOSE: To compare the predictive value for adverse outcome of quantitative cerebral
lactate level and of apparent diffusion coefficient (ADC) in infants with perinatal asphyxia in the …
lactate level and of apparent diffusion coefficient (ADC) in infants with perinatal asphyxia in the …
Burn injury causes mitochondrial dysfunction in skeletal muscle
KE Padfield, LG Astrakas, Q Zhang… - Proceedings of the …, 2005 - National Acad Sciences
Severe burn trauma is generally followed by a catabolic response that leads to muscle
wasting and weakness affecting skeletal musculature. Here, we perform whole-genome …
wasting and weakness affecting skeletal musculature. Here, we perform whole-genome …
Structural destabilization of chignolin under the influence of oscillating electric fields
LG Astrakas, C Gousias, M Tzaphlidou - Journal of Applied Physics, 2012 - pubs.aip.org
The structural response of chignolin to 1 V/nm electric fields of different frequencies has
been studied with molecular dynamics simulations and stochastic modeling. It was found that …
been studied with molecular dynamics simulations and stochastic modeling. It was found that …
Investigation of unmedicated early onset restless legs syndrome by voxel-based morphometry, T2 relaxometry, and functional MR imaging during the night-time hours
PN Margariti, LG Astrakas, SG Tsouli… - American journal …, 2012 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: The pathophysiology of eRLS has not yet been elucidated.
The purpose of the study was to assess, in patients with eRLS, the volume, iron content, …
The purpose of the study was to assess, in patients with eRLS, the volume, iron content, …