Damianos Sakas - Publications

Prof. Damianos E. Sakas

Head of the Department



  1. Sakas DE, Simpson BA, Krames ES (Eds.): Operative Neuromodulation. Functional Neuroprosthetic Surgery. Springer-Verlag, Wien, 2007
  2. Sakas DE, Simpson BA (Eds.): Operative Neuromodulation. Neural Networks Surgery. Springer-Verlag, Wien, 2007
  3. Sakas DE (Ed.): An Introduction to Neurosurgery. Parissianos Publications, Athens, 2003 (in Greek)



  1. Stathis PG, Smpiliris ME, Sakas DE. Persistent" hyperkinetic movements after deep brain stimulation of the subthalamic nucleus for Parkinson's disease. Clin Neurol Neurosurg. 2012 [Epub ahead of print]

  2. Angelakis E, Liouta E, Andreadis N, Leonardos A, Ktonas P, Stavrinou LC, Miranda PC, Mekonnen A, Sakas DE. Transcranial alternating current stimulation reduces symptoms in intractable idiopathic cervical dystonia: A case study. Neurosci Lett. 15;533:39-43, 2013

  3. Kalamatianos T, Stavrinou LC, Koutsarnakis C, Psachoulia C, Sakas DE, Stranjalis G. PlGF and sVEGFR-1 in chronic subdural hematoma: implications for hematoma development. J Neurosurg. 2012  [Epub ahead of print]

  4. Michmizos KP, Sakas D, Nikita KS. Parameter identification for a local field potential driven model of the Parkinsonian subthalamic nucleus spike activity. Neural Netw. 36:146-56, 2012

  5. Gatzonis S, Siatouni A, Georgaculias N, Korfias S, Sakas DE. Ictal intracranial recording from a 'burned-out hippocampus'. Med Princ Pract. 22(1):92-5, 2013

  6. Panourias IG, Stranjalis G, Stavrinou L, Sakas DE. The ancient Hellenic and Hippocratic origins of head and brain terminology. Clin Anat. 25(5):548-58, 2012

  7. Nalda-Molina R, Dokoumetzidis A, Charkoftaki G, Dimaraki E, Margetis K, Archontaki H, Markantonis S, Boutos N, Sakas D, Vryonis E, Skoutelis A, Valsami G. Pharmacokinetics of doripenem in CSF of patients with non-inflamed meninges. J Antimicrob Chemother. 67(7):1722-9, 2012

  8. Papathanasiou N, Rondogianni P, Chroni P, Themistocleous M, Boviatsis E, Pedeli X, Sakas D, Datseris I. Interobserver variability, and visual and quantitative parameters of (123)I-FP-CIT SPECT (DaTSCAN) studies. Ann Nucl Med. 26(3):234-40, 2012

  9. Stranjalis G, Kalamatianos T, Koutsarnakis C, Loufardaki M, Stavrinou L, Sakas DE Twelve-year hospital outcomes in patients with idiopathic hydrocephalus. Acta Neurochir Suppl. 113:115-7, 2012

  10. Bouras TI, Gatzonis SS, Georgakoulias N, Karatza M, Sianouni A, Stranjalis G, Boviatsis E, Vasileiou S, Sakas DE. Neuro-inflammatory sequelae of minimal trauma in the non-traumatized human brain. A microdialysis study. J Neurotrauma, 2011

  11. Panourias IG, Stranjalis G, Stavrinou LC, Sakas DE. The Hellenic and Hippocratic origins of the spinal terminology. J Hist Neurosci. 20(3):177-87, 2011

  12. Themistocleous MS, Boviatsis EJ, Stavrinou LC, Stathis P, Sakas DE. Malignant neuroleptic syndrome following deep brain stimulation surgery: a case report. J Med Case Rep. 29;5:255, 2011

  13. Patrikelis P, Konstantakopoulos G, Angelakis E, Angelopoulos E, Gatzonis S, Sakas DE. Passivity phenomena in nocturnal frontal-lobe epilepsy. J Neuropsychiatry Clin Neurosci. 23(2):E26-7, 2011

  14. Gavra M, Boviatsis E, Stavrinou LC, Sakas D. Pitfalls in the diagnosis of a tumefactive demyelinating lesion: A case report. J Med Case Rep. 7;5:217, 2011

  15. Michmizos KP, Sakas D, Nikita KS Prediction of the timing and the rhythm of the parkinsonian subthalamic nucleus neural spikes using the local field potentials. IEEE Trans Inf Technol Biomed. 16(2):190-7, 2012

  16. Stavrinou LC, Boviatsis EJ, Stathis P, Leonardos A, Panourias IG, Sakas DE. Sustained relief after discontinuation of DBS for dystonia: implications for the possible role of synaptic plasticity and cortical reorganization. J Neurol Surg A Cent Eur Neurosurg. 73(3):175-8, 2012

  17. Stavrinou LC, Boviatsis EJ, Leonardos A, Panourias IG, Sakas DE. Current concepts on the mechanisms of dystonia and the beneficial effects of deep brain stimulation. Cent Eur Neurosurg. 72(3):144-8, 2011

  18. Margetis K, Dimaraki E, Charkoftaki G, Vryonis E, Markantonis S, Boutos N, Archontaki H, Sakas DE, Valsami G, Skoutelis A. Penetration of intact blood-brain barrier by doripenem. Antimicrob Agents Chemother. 55(7):3637-8, 2011

  19. Themistocleous MS, Boviatsis EJ, Stathis P, Stavrinou LC, Sakas DE. Infected internal pulse generator: Treatment without removal. Surg Neurol Int. 23;2:33, 2011.

  20. Stanton-Hicks M, Panourias IG, Sakas DE, Slavin KV The future of peripheral nerve stimulation. Prog Neurol Surg. 24:210-7, 2011

  21. Sakas DE, Flaskas TN, Panourias IG, Georgakoulias N. Bifocal cortical electrical stimulation for pain by interdural implantation of the electrodes. J Neurosurg. 2011 Jan;114(1):180-5

  22. Bouras T, Stranjalis G, Loufardaki M, Sourtzis I, Stavrinou LC, Sakas DE. Predictors of long-term outcome in an elderly group after laminectomy for lumbar stenosis. J Neurosurg Spine, 13(3):329-34, 2010

  23. Charalambides C, Papademetriou K, Sgouros S, Sakas D. Brucellosis of the spine affecting multiple non-contiguous levels. Br J Neurosurg, 24(5):589-91, 2010

  24. Sakas DE, Boviatsis EJ, Stavrinou LC. Backpack treatment for camptocormia. Mov Disord, 15;25(13):2254, 2010

  25. Boviatsis EJ, Stavrinou LC, Themistocleous M, Kouyialis AT, Sakas DE. Surgical and hardware complications of deep brain stimulation. A seven-year experience and review of the literature. Acta Neurochir (Wien). 152(12):2053-62, 2010

  26. Polychronaki GE, Ktonas PY, Gatzonis S, Siatouni A, Asvestas PA, Tsekou H, Sakas D, Nikita KS. Comparison of fractal dimension estimation algorithms for epileptic seizure onset detection. J Neural Eng. 2010 Aug;7(4):046007, 2010

  27. Gatzonis S, Strantzalis G, Siatouni A, Boviatsis E, Sakas DE. Neurological picture. Multiple spinal intramedullary cavernomas with vascular skin nevus or 'Cobb syndrome': a case report. J Neurol Neurosurg Psychiatry. May;81(5):500-1, 2010

  28. Sakas DE, Panourias IG, Stavrinou LC, Boviatsis EJ, Themistocleous M, StathisP, Tagaris G, Angelopoulos E, Gatzonis S. Restoration of erect posture in idiopathic camptocormia by electrical stimulation of the globus pallidus internus. J Neurosurg. Dec;113(6):1246-50, 2010

  29. Stavrinou LC, Stranjalis G, Stavrinou PC, Bontozoglou N, Sakas DE. Extracranial vertebral artery aneurysm presenting as a chronic cervical mass lesion. Case Report Med, 2010

  30. Tsirogiannis GL, Tagaris GA, Sakas D, Nikita KS. A population level computational model of the basal ganglia that generates parkinsonian Local FieldPotential activity. Biol Cybern. Feb;102(2):155-76, 2010

  31. Rizou D, Sachpazidis I, Salvatore L, Sakas G. TraumaStation: a portable telemedicine station. Conf Proc IEEE Eng Med Biol Soc, 2009:1254-7, 2010

  32. Sakas DE, Stavrinou LC, Boviatsis EJ, Stathis P, Themistocleous M, Gatzonis S. Restoration of erect posture by deep brain stimulation of the globus pallidusin disabling dystonic spinal hyperextension. J Neurosurg. Jun;112(6):1279-82, 20

  33. Charalambides C, Sgouros S, Sakas D. Intracerebral microdialysis in children. Childs Nerv Syst. Feb;26(2):215-20, 2010

  34. Stranjalis G, Stavrinou LC, Kouyialis AT, Sakas DE. A modified speculum for transsphenoidal surgery: technical note. Neurosurg Rev. Oct;32(4):491-4, 2009

  35. Stavrinou LC, Stranjalis G, Flaskas T, Sakas DE. Trigonal cavernous angioma: a short illustrated review. Acta Neurochir (Wien). Nov;151(11):1517-20. 2009

  36. Korfias S, Papadimitriou A, Stranjalis G, Bakoula C, Daskalakis G, Antsaklis A, Sakas DE. Serum biochemical markers of brain injury. Mini Rev Med Chem, Feb;9(2):227-34. Review, 2009

  37. Mavrogenis AF, Papagelopoulos PJ, Korres DS, Papadopoulos K, Sakas DE, Pneumaticos S. Accuracy of pedicle screw placement using intraoperative neurophysiological monitoring and computed tomography. J Long Term Eff Med Implants, 19(1):41-8, 2009

  38. Sakas DE, Panourias IG, Boviatsis EJ, Themistocleous MS, Stavrinou LC, Stathis P, Gatzonis SD. Treatment of idiopathic head drop (camptocephalia) by deep brain stimulation of the globus pallidus internus. J Neurosurg, Jun;110(6):1271-3, 2009

  39. Stranjalis G, Tsamandouraki K, Gazonis S, Martzoukos A, Mavroforou E, Metallinos A, Ovales C, Papoulias E, Spigos C, Voulgaris A, Sakas D, Alamanos Y.Low occurrence of epileptic seizures and epilepsy in a defined area of NorthwestGreece. Seizure. Apr;18(3):206-10. 2009

  40. Angelopoulos E, Gatzonis S, Siatouni A, Angelakis E, Sakas DE. Remission of drug-resistant epileptic psychosis following left select ive amygdalohippocampectomy. Epilepsy Behav. Feb;14(2):393-5, 2009

  41. Stranjalis G, Bouras T, Korfias S, Andrianakis I, Pitaridis M, Tsamandouraki K, Alamanos Y, Sakas DE, Marmarou A. Outcome in 1,000 head injury hospital admissions: the Athens head trauma registry. J Trauma. Oct;65(4):789-93, 2008

  42. Kouyialis AT, Stranjalis G, Boviatsis EJ, Ziaka DS, Bouras TI, Sakas DE. Recurrence of trigeminal neuralgia due to an acquired arachnoid cyst. J Clin Neurosci. Dec;15(12):1409-11, 2008

  43. Stavrinou LC, Stranjalis G, Maratheftis N, Bouras T, Sakas DE. Cervical disc, mimicking nerve sheath tumor, with rapid spontaneous recovery: a case report. Eur Spine J Suppl 2:176-8, 2008

  44. Boviatsis EJ, Staurinou LC, Kouyialis AT, Gavra MM, Stavrinou PC, Themistokleous M, Selviaridis P, Sakas DE. Spinal synovial cysts: pathogenesis, diagnosis and surgical treatment in a series of seven cases and literature review. Eur Spine J. Jun;17(6):831-7, 2008

  45. Ziaka DS, Kouyialis AT, Boviatsis EJ, Sakas DE. Asymptomatic massive subdural hematoma in a patient with bitemporal agenesis and bilateral temporal arachnoid cysts. South Med J, Mar;101(3):324-6, 2008

  46. Stavrinou LC, Stranjalis G, Bouras T, Sakas DE. Transverse sinus thrombosis presenting with acute hydrocephalus: a case report. Headache, Feb;48(2):290-2, 2008

  47. Bouras TI, Sourtzis I, Sakas DE. Intracranial hypertension due to straight sinus occlusion. Case illustration. J Neurosurg, Dec;107(6):1248, 2007

  48. Bouras T, Stranjalis G, Korfias S, Andrianakis I, Pitaridis M, Sakas DE. Head injury mortality in a geriatric population: differentiating an "edge" age group with better potential for benefit than older poor-prognosis patients. J Neurotrauma, Aug;24(8):1355-61, 2007

  49. Zisakis A, Piperi C, Themistocleous MS, Korkolopoulou P, Boviatsis EI, Sakas DE, Patsouris E, Lea RW, Kalofoutis A. Comparative analysis of peripheral and localised cytokine secretion in glioblastoma patients. Cytokine, Aug;39(2):99-105. Epub 2007 Aug 13. PubMed PMID: 17697783.

  50. Bouras T, Stranjalis G, Sakas DE: Traumatic midbrain hematoma in a patient presenting with an isolated palsy of voluntary facial movements. Case report. J Neurosurg 107:158-6, 2007

  51. Boviatsis EJ, Bouras TI, Kouyialis AT, Themistocleous MS, Sakas DE: Impact of age on complications and outcome in meningioma surgery. Surg. Neurol, 2007

  52. Siatouni A, Bouras T, Boviatsis EJ, Gatzonis S, Stefanatou M, Sakas DE: Brain abscess following intracerebral haemorrhage. J Clin Neurosci, 2007

  53. Sakas DE, Panourias IG, Simpson BA, Krames ES: An introduction to operative neuromodulation and functional neuroprosthetics, the new frontiers of clinical neuroscience and biotechnology. Operative Neuromodulation, Acta Neurochir (Suppl.) 97(1): 3-10, 2007

  54. Hatzis A, Stranjalis G, Megapanos C, Sdrolias PG, Panourias IG, Sakas DE: The current range of neuromodulatory devices and related technologies. Operative Neuromodulation, Acta Neurochir (Suppl.) 97(1):21-29, 2007

  55. Petropoulou KB, Panourias IG, Rapidi C-A, Sakas DE: The phenomenon of spasticity: a pathophysiological and clinical introduction to neuromodulation therapies. Operative Neuromodulation, Acta Neurochir (Suppl.) 97(1): 137-144, 2007

  56. Panourias IG, Themistokleous M, Sakas DE: Intrathecal baclofen in current neuromodulatory practice: establishing indications and emerging applications. Operative Neuromodulation, Acta Neurochir (Suppl.) 97(1): 145-154, 2007

  57. Petropoulou KB, Panourias IG, Rapidi C-A, Sakas DE: The importance of neurorehabilitation to the outcome of neuromodulation in spasticity. Operative Neuromodulation, Acta Neurochir (Suppl.) 97(1): 243-250, 2007

  58. Rapidi C-A, Panourias IG, Petropoulou KB, Sakas DE: Management and rehabilitation of neuropathic bladder in patients with spinal cord lesion. Operative Neuromodulation, Acta Neurochir (Suppl.) 97(1): 307-314,  2007

  59. Sakas DE, Panourias IG, Simpson BA: An introduction to neural networks surgery, a field of neuromodulation which is based on advances in neural networks science and digitised brain imaging. Acta Neurochir (Suppl.) 97(2): 3-13, 2007

  60. Sakas DE, Kouyialis AT, Boviatsis EJ, Panourias IG, Stathis P, Tagaris G: Technical aspects and conciderations of deep brain stimulation surgery for movement disorders. Acta Neurochir (Suppl.) 97(2): 163-170, 2007

  61. Sakas DE, Korfias S, Nichilson CL, Panourias IG, Georgakoulias N, Gatzonis S, Jenkins A. Vagus nerve stimulation for intractable epilepsy: outcome in two series combining 90 patients. Acta Neurochir (Suppl.) 97(2): 287-291, 2007

  62. Sakas DE, Panourias IG, Sigounas E, Simpson BA: Neurosurgery for psychiatric disorders: from the excision of brain tissue to the chronic electrical stimulation of neural networks. Acta Neurochir (Suppl.) 97(2): 365-374, 2007

  63. Angelakis E, Hatzis A, Panourias G, Sakas DE: Brain-computer interface: a reciprocal self-regulated neuromodulation. Acta Neurochir (Suppl.) 97:1-5, 2007

  64. Stathis P, Panourias IG, Themistocleous MS, Sakas DE: Connections of basal ganglia with the limbic system: implications for neuromodulation therapies of anxiety and affective disorders. Acta Neurochir (Suppl.) 97(2): 575-586, 2007

  65. Sakas DE, Panourias IG, Stranjalis G, Stefanatou M, Maratheftis N, Bontozoglou N: Paroxysmal otalgia due to compression of the nervous intermedius: a distinct syndrome of neurovascular conflict is confirmed by neuroimaging. J Neurosurg, 2007

  66. Samaras V, Piperi C, Korkolopoulou P, Zisakis A, Levidou G, Themistokleous MS, Boviatsis EI, Sakas DE, Lea RW, Kalofoutis A, Patsouris E: Application of the ELISPOT method for comparative analysis of interleukin (IL)-6 and IL-10 secretion in peripheral blood of patients with astroglial tumors. Mol Cell Biochem 6, 2007

  67. Kouyialis AT, Stranjalis G, Papadogiorgakis N, Papavlassopoulos F, Ziaka DS, Petsinis V, Sakas DE: Giant dumbbell-shaped middle cranial fossa trigeminal schwannoma with extension to the infratemporal and posterior fossae. Acta Neurochir 149:959-64, 2007

  68. Kouyialis AT, Boviatsis EJ, Ziaka DS, Sakas DE: Use of a single semilinear incision in Deep Brain Stimulation for movement disorders. Acta Neurochir 149(5):501-4, 2007

  69. Papavlasopoulos F, Stranjalis G, Kouyialis AT, Korfias S, Sakas DE: Arachnoiditis ossificans with progressive syringomyelia and spinal arachnoid cyst. J Clin Neurosci 14:572-576, 2007

  70. Stranjalis G, Korfias S, Psachoulia C, Kouyialis AT, Sakas DE, Mendelow AD: The prognostic value of serum S-100B protein in spontaneous subarachnoid haemorrhage. Acta Neurochir 149:231-238, 2007

  71. Korfias S, Stranjalis G, Papadimitriou A, Psachoulia C, Daskalakis G, Antsaklis A, Sakas DE: Serum S-100 protein as a biochemical marker of brain injury: a review of current concepts. Curr Med Chem 13(30):3719-31, 2006

  72. Korfias S, Stranjalis G, Boviatsis E, Psachoulia C, Jullien G, Gregson B, Mendelow AD, Sakas DE: Serum S-100B protein monitoring in patients with severe traumatic brain injury. Intensive Care Med 33(22):255-60, 2006

  73. Kouyialis AT, Stranjalis G, Korfias S, Sakas DE: Long-term air-exposed functioning hydrocephalus valve with no infection. South Med J 99(10):1127-9, 2006

  74. Korfias S, Stranjalis G, Psachoulia C, Vasiliadis C, Pitaridis M, Boviatsis E, Sakas DE: Slight and short-lasting increase of serum S-100B protein in extra-cranial trauma. Brain Inj 20(8):867-72, 2006

  75. Kouyialis AT, Sakas DE: Bening intraspinal tumour misdiagnosed as mechanical low back pain. Lancet 368(9543):1300, 2006

  76. Bouras TI, Kouyialis AT, Boviatsis EJ, Sakas DE: Symptomatic syringomyelia secondary to clinically obscure infratentorial tumour. Br J Neurosurg 20(1):48-50, 2006

  77. Kouyialis AT, Boviatsis EJ, Sakas DE: Oral steroids as a cause of diverticulum perforation. Lancet 83(9504):367, 2006

  78. Sakas DE, Panourias IG: Rostral cingulate gyrus: A putative target for deep brain stimulation in treatment-refractory depression.  Med Hypotheses 66(3):491-4, 2006

  79. Sakas DE, Whitwell HL: Spinal Injuries. In: Whitwell HL (Ed): Forensic Neuropathology, Hodder Arnold, London, pp 113-123, 2005

  80. Sakas DE, Whitwell HL: Clinical aspects of head injuries. In: Whitwell HL (Ed): Forensic Neuropathology, Hodder Arnold, London, 2005, pp 180-195.

  81. Boviatsis EJ, Kouyialis AT, Korfias S, Sakas DE: Functional outcome of intrathecal baclofen administration for severe spasticity. Clin Neurol Neurosurg 107(4):289-95, 2005

  82. Kouyialis AT, Boviatsis EJ, Karampelas IK, Korfias S, Korkolopoulou P, Sakas DE: Primitive supratentorial neuroectodermal tumor in an adult. J Clin Neurosci 12(4):492-5, 2005

  83. Kouyialis AT, Boviatsis EJ, Korfias S, Sakas DE: Lumbar synovial cyst as a cause of low back pain and acute radiculopathy: a case report. South Med J 98(2):223-5, 2005

  84. Kouyialis AT, Stranjalis G, Boviatsis EJ, Korfias S, Sakas DE: select ion of cranial site for shunting debilitated patients. Acta Neurochir (Wien) 147(7):763-5, 2005

  85. Panourias IG, Skiadas PK, Sakas DE, Marketos SG: Hippocrates: a pioneer in the treatment of head injuries. Neurosurgery 57(1):181-9 discussion 181-9, 2005

  86. Sakas DE, Korfias SI, Wayte SC, Beale DJ, Papapetrou KP, Stranjalis GS, Whittaker KW, Whitwell HL: Chiari malformation: CSF flow dynamics in the craniocervical junction and syrinx. Acta Neurochir (Wien) 147(12):1223-33, 2005

  87. Stamboulis E, Catsaros N, Gatzonis S, Siafakas A, Georgacoulias N, Sakas DE. “Cardiac vagal tests and vagus nerve stimulation in epilepsy.” Clin Auton Res. 2005 Feb;15(1):54-6.

  88. Stranjalis G, Korfias S, Vemmos KN, Sakas DE: Spontaneous subarachnoid haemorrhage in the era of transition from surgery to embolization. A study of the overall outcome. Br J Neurosurg 19(5):389-94, 2005

  89. Stranjalis G, Korfias S, Psachoulia C, Boviatsis E, Kouyialis A, Protopappa D, Sakas DE: Serum S-100B as an indicator of early postoperative deterioration after meningioma surgery. Clin Chem 51(1):202-7, 2005

  90. Boviatsis EJ, Kouyialis AT, Boutsikakis I, Korfias S, Sakas DE: Infected CNS infusion pumps. Is there a chance for treatment without removal ? Acta Neurochir (Wien) 146(5):463-7, 2004

  91. Boviatsis EJ, Korfias S, Kouyialis AT, Sakas DE: Epidural haematoma after evacuation of contralateral subdural haematoma. Ir J Med Sci 173(4):217-8, 2004

  92. Dimopoulou I, Kouyialis AT, Tzanella M, Armaganidis A, Thalassinos N, Sakas DE, Tsagarakis S: High incidence of neuroendocrine dysfunction in long-term survivors of aneurysmal subarachnoid hemorrhage. Stroke 35(12):2884-9, 2004

  93. Dimopoulou I, Tsagarakis S, Kouyialis AT, Roussou P, Assithianakis G, Christoforaki M, Ilias I, Sakas DE, Thalassinos N, Roussos C: Hypothalamic-pituitary-adrenal axis dysfunction in critically ill patients with traumatic brain injury: incidence, pathophysiology, and relationship to vasopressor dependence and peripheral interleukin-6 levels. Crit Care Med 32(2):404-8, 2004

  94. Komninos J, Vlassopoulou V, Protopapa D, Korfias S, Kontogeorgos G, Sakas DE, Thalassinos NC: Tumors metastatic to the pituitary gland: case report and literature review.  J Clin Endocrinol Metab 89(2):574-80, 2004 Review

  95. Kouyialis AT, Boviatsis EJ, Prezerakos GK, Korfias S, Sakas DE: Complex neurobehavioural syndrome due to bilateral thalamic glioma. Br J Neurosurg 18(5):534-7, 2004

  96. Kouyialis AT, Stranjalis G, Analyti R, Boviatsis EJ, Korfias S, Sakas DE: Peritumoural haematoma and meningioma: a common tumour with an uncommon presentation. J Clin Neurosci 11(8):906-9, 2004

  97. Lascaratos JG, Panourias IG, Sakas DE: Hydrocephalus according to Byzantine writers. Neurosurgery 55(1):214-20; discussion 220-1, 2004

  98. Stranjalis G, Papavlassopoulos F, Kouyialis AT, Korfias S, Bontozoglou N, Sakas DE: Occult traumatic dissection of vertebral artery with an excellent outcome. Br J Neurosurg 18(4):389-91, 2004

  99. Stranjalis G, Sakas DE: A history of the department of neurosurgery at the Evangelismos Hospital, Athens. Acta Neurochir (Wien) 146(10):1165-9; discussion 1169, 2004

  100. Stranjalis G, Sakas DE: Thecaloscopy/Thecoscopy. Minim Invasive Neurosurg 47(4):258, 2004

  101. Stranjalis G, Korfias S, Papapetrou C, Kouyialis A, Boviatsis E, Psachoulia C, Sakas DE: Elevated serum S-100B protein as a predictor of failure to short-term return to work or activities after mild head injury. J Neurotrauma 21(8):1070-5, 2004

  102. Stranjalis G, Tsamandouraki K, Sakas DE, Alamanos Y: Low back pain in a representative sample of Greek population: analysis according to personal and socioeconomic characteristics. Spine 15;29(12):1355-60; discussion 1361, 2004

  103. Dimopoulos KG, Baltogiannis C, Scorila E, Kimonides VG, Sakas DE, Lymberopoulos DK: DESSA: a new decision support system for neurosurgery. Conf Proc IEEE Eng Med Biol SOC 5:3416-9, 2004

  104. Dimopoulou I, Tsagarakis S, Korfias S, Zervakis D, Douka E, Thalassinos N, Sakas DE, Roussos C. Relationship of thyroid function to post-traumatic S-100b serum levels in survivors of severe head injury: preliminary results. Intensive Care Med 30(2):298-301, 2004

  105. Korkolopoulou P, Patsouris E, Konstantinidou AE, Pavlopoulos PM, Kavantzas N, Boviatsis E, Thymara I, Perdiki M, Thomas-Tsagli E, Angelidakis D, Rologis D, Sakas DE: Hypoxia-inductible factor 1alpha/vascular endothelial growth factor axis in astrocytomas. Associations with microvessel morphometry, proliferation and prognosis. Neuropathol Appl Neurobiol 30:267-78, 2004

  106. Boviatsis EJ, Kouyialis AT, Papatheodorou G, Gavra M, Korfias S, Sakas DE: Multiple hemorrhagic brain infarcts after viper envenomation. Am J Trop Med Hyg 68(2):253-7, 2003

  107. Boviatsis EJ, Kouyialis AT, Sakas DE: Misdiagnosis of bilateral isodense chronic subdural haematomas. Hosp Med 64(6):374-5, 2003

  108. Boviatsis EJ, Kouyialis AT, Stranjalis G, Korfias S, Sakas DE: CT-guided stereotactic aspiration of brain abscesses. Neurosurg Rev 26(3):206-9, 2003

  109. Boviatsis EJ, Kouyialis AT, Stranjalis G, Korfias S, Sakas DE: CT-guided stereotactic biopsies of brain stem lesions: personal experience and literature review. Neurol Sci 24(3):97-102, 2003

  110. Boviatsis EJ, Maratheftis NL, Kouyialis AT, Sakas DE: A typical presentation of an extradural hematoma on the grounds of a temporal arachnoid cyst. Clin Neurol Neurosurg 105(3):225-8, 2003

  111. Dimopoulou I, Korfias S, Dafni U, Anthi A, Psachoulia C, Jullien G, Sakas DE, Roussos C: Protein S-100b serum levels in trauma-induced brain death. Neurology 25;60(6):947-51, 2003

  112. Gatzonis SD, Korres S, Balatsouras DG, Stabulis E, Georgakulias N, Singunas E, Siafakas A, Sakas DE: Influence of vagus nerve stimulation on vestibulo-ocular reflex. ORL J Otorhinolaryngol Relat Spec 65(4):223-5, 2003

  113. Kouyialis A, Sakas DE, Boviatsis E, Maratheftis N, Korfias S: Delayed diagnosis of steroid-induced colon diverticulum perforation. N Z Med J 116(1183):U631, 2003

  114. Stranjalis G, Protopapa D, Sakas DE, Chondros D: Stereotactic biopsy in the era of advanced neuroimaging. Does the minimal therapeutic gain justify its current wide use? Minim Invasive Neurosurg 46(2):90-3, 2003

  115. Stranjalis G, Sakas DE. Post-traumatic transient bilateral trigeminal neuropathy. Acta Neurochir (Wien) 144(3):307-8; discussion 308, 2002

  116. Karabatsou K, Gan YC, Christie M, Sakas DE. Pott's puffy tumour: a delayed complication of surgery. Br J Neurosurg 15(5):441-2, 2001

  117. Stranjalis G, Sakas DE: A minor revision of Hunt and Hess scale. Stroke 32(9):2208, 2001

  118. Sakas DE, Dimopoulou I: Lack of effect of induction of hypothermia after acute brain injury. N Engl J Med 5;345(1):66, 2001

  119. Yapijakis C, Mamali I, Papapetrou KP, Stranjalis GS, Protopapa DP, Vassilopoulos D, Sakas DE: Possible interaction of cell membrane-bound n-ras pathways with nf2-related cytoskeleton factors in oncogenesis of meningiomas. BJMG 4: 17-21, 2001.

  120. Sakas DE: Brain and Neurosensory tissues: highly dependent on oxygen supply. Preventing Cognitive and Neurosensory Decline (Invited Review). Information Medicale Express, Paris, France, 1999

  121. Sakas DE, Abbasi K, Whitwell HL, Watkins R, Beale DJ: Ultra early rapidly reversible hyperemic brain swelling complicating brief intraoperative ischemia-reperfusion. Journal of Clinical Neuroscience 6:324-325, 1999

  122. Sakas DE, Whitwell HL, Watkins RJ, Beale DJ: Ultra early transient brain swelling following brief intraoperative ischaemia-reperfusion. J Clin Neurosci 6(4):324-325, 1999

  123. Sakas DE, Beale DJ, Ameen AA, Whitwell HL, Whittaker KW, Krebs AJ, Abbasi KH, Dias PS: Compound anterior cranial base fractures: classification using computerized tomography scanning as a basis for select ion of patients for dural repair. J Neurosurg 88(3):471-7, 1998

  124. Sakas DE, Whittaker KW, Whitwell HL, Singounas EG: Syndromes of posttraumatic neurological deterioration in children with no focal lesions revealed by cerebral imaging: evidence for a trigeminovascular pathophysiology. Neurosurgery 41(3):661-7, 1997

  125. Sakas DE, Whitwell HL: Neurological episodes after minor head injury and trigeminovascular activation. Med Hypotheses 48(5):431-5. Review, 1997

  126. Tolias CM, Beale DJ, Sakas DE: Giant lumbar meningioma: a common tumour in an unusual location. Neuroradiology 39(4):276-7, 1997

  127. Phillips J, Sakas DE: Anterior callosotomy for intractable epilepsy: outcome in a series of twenty patients. Br J Neurosurg 10(4):351-6, 1996

  128. Sakas DE, Whittaker KW, Crowell RM, Zervas NT: Perfluorocarbons: recent developments and implications for neurosurgery. J Neurosurg 85(2):248-54 Review, 1996

  129. Sakas DE, Zervas NT, Whitwell HL, Papageorgiou C: Stereotactic or stereotaxic: time to resolve the age-old controversy. J Neurosurg 84(5):892-4, 1996

  130. Sakas DE, Whittaker K, Abbasi KH, Zervas NT: Experimental microneurosurgery of the trigeminal nerve: surgical technique for ganglionectomy and rhizotomy in the cat. J Neurosci Methods 65(2):137-41, 1996

  131. Sakas DE, Stranjalis G, Whittaker K, Whitwell HL: Perfluorochemical oxygen carriers: potential uses in neurosciences. Cerebrovasc Brain Metab Rev 8(3):209-29 Review, 1996

  132. Sakas DE, Phillips J: Anterior callosotomy in the management of intractable epileptic seizures: significance of the extent of resection. Acta Neurochir (Wien) 138(6):700-7, 1996

  133. Sakas DE, Bullock MR, Patterson J, Hadley D, Wyper DJ, Teasdale GM: Focal cerebral hyperemia after focal head injury in humans: a benign phenomenon? J Neurosurg 83(2):277-84, 1995

  134. Sakas DE, Bullock MR, Teasdale GM: One-year outcome following craniotomy for traumatic hematoma in patients with fixed dilated pupils. J Neurosurg 82(6):961-5, 1995

  135. Sakas DE, Dias LS, Beale D: Subarachnoid haemorrhage presenting as head injury. BMJ 6;310(6988):1186-7, 1995

  136. Sakas DE, Farrell MA, Young S, Toland J: Posterior thecal lumbar disc herniation mimicking synovial cyst. Neuroradiology 37(3):192-4, 1995

  137. Sakas DE, Booth AE: Postlaminectomy peridural fibrosis. J Neurosurg 80(6):1130-1, 1994

  138. Sakas DE, Crowell RM, Zervas NT: Effects of lecithin-emulsified perfluorochemical compounds in ischemic brain injury.  Artif Cells Blood Substit Immobil Biotechnol 22(1):83-9, 1994

  139. Sakas DE, Kalfakis N, Panas M, Vassilopoulos D, Carvounis P: The risk of cancer in relatives of patients with brain neoplasm.  Acta Neurochir (Wien) 131(3-4):226-8, 1994

  140. Sakas DE, Crowell RM, Kim K, Korosue K, Zervas NT: The perfluorocarbon fluoromethyloadamantane offers cerebral protection in a model of isovolemic hemodilution in rabbits. Stroke 25(1):197-201, 1994

  141. Singounas EG, Leventis AS, Sakas DE, Hadley DM, Lampadarios DA, Karvounis PC: Successful treatment of intracerebral hydatid cysts with albendazole: case report and review of the literature. Neurosurgery 31(3):571-4 Review, 1992

  142. Bullock R, Sakas DE, Patterson J, Wyper D, Hadley D, Maxwell W, Teasdale GM: Early post-traumatic cerebral blood flow mapping: correlation with structural damage after focal injury. Acta Neurochir Suppl (Wien) 55:14-7, 1992

  143. Macfarlane R, Moskowitz MA, Sakas DE, Tasdemiroglu E, Wei EP, Kontos HA: The role of neuroeffector mechanisms in cerebral hyperperfusion syndromes. J Neurosurg 75(6):845-55 Review, 1991

  144. Sakas DE, Patterson J, Bullock R, Wyper D, Hadley D, Teasdale GM: Focal posttraumatic hyperaemia: A Benign Process? Journal of Cerebral Blood Flow and Metabolism (Suppl) 11: S834, 1991

  145. Singounas EG, Sakas DE, Hadley DM, Chalevelakis G, Sfakianos G, Raptis S, Karvounis PC: Paraplegia in a pregnant thalassemic woman due to extramedullary hematopoiesis: successful management with transfusions. Surg Neurol 36(3):210-5 Review, 1991

  146. Wyper D, Sakas DE, Bullock R, Paterson J, Maxwell W, Handley D, Teasdale GM: Traumatic cerebral contusions cause severely reduced perifocal CBF and Ischaemic Damage. Journal of Cerebral Blood Flow and Metabolism (Suppl) 11: S831, 1991.

  147. Moskowitz M, Sakas DE, Kano M, Kontos HA, Wei EP: Vasomotor functions of the trigeminovascular fibers: Inferences from lesion studies. Migraine, Sandler M., Collins CM (eds), Oxford University Press, Oxford, pp 73-83, 1990

  148. Sakas DE, Charnvises K, Borges LF, Zervas NT: Biologically inert synthetic dural substitutes. Appraisal of a medical-grade aliphatic polyurethane and a polysiloxane-carbonate block copolymer. J Neurosurg 73(6):936-41 Review, 1990

  149. Buzzi MG, Sakas DE, Moskowitz MA: Indomethacin and acetylsalicylic acid block neurogenic plasma protein extravasation in rat dura mater.  Eur J Pharmacol 20;165(2-3):251-8, 1989

  150. Linnik MD, Sakas DE, Uhl GR, Moskowitz MA: Subarachnoid blood and headache: altered trigeminal tachykinin gene expression. Ann Neurol 25(2):179-84, 1989

  151. Moskowitz MA, Buzzi MG, Sakas DE, Linnik MD: Pain mechanisms underlying vascular headaches.  Progress Report 1989. Rev Neurol (Paris) 145(3):181-93 Review, 1989

  152. Moskowitz M, Sakas DE, Wei E, Kano M, Buzzi MG, Ogilvy CC, Kontos HA: Postoclusive hyperemia in feline grey matter is mediated by trigeminal sensory axons. Neurotrasmission and Cerebrovascular Function (Volume I).  Seylaz J, Mackenzie ET (eds), Elsevier, Amsterdam pp 313-315, 1989

  153. Moskowitz MS, Wei EP, Saito K, Sakas DE, Oh SJ, Kontos HA: Trigeminal axons modify vascular reactivity and permeability in blood vessels. Cerebrovascular Diseases Vol. 16, Ginsberg MD, Dietrich WD (eds), Raven Press, New York, Chapter 42, pp 399-403, 1989

  154. Moskowitz MA, Sakas DE, Wei EP, Kano M, Buzzi MG, Ogilvy C, Kontos HA: Postocclusive cerebral hyperemia is markedly attenuated by chronic trigeminal ganglionectomy. Am J Physiol 257(5 Pt 2):H1736-9, 1989

  155. Sakas DE, Singounas EG, Karvounis PC: Spontaneous intracerebral haematomas: surgical versus conservative treatment based on Glascow Coma Scale score and computer tomography data. J Neurosurg Sci 33(2):165-72, 1989

  156. Sakas DE, Moskowitz MA, Wei EP, Kontos HA, Kano M, Ogilvy CS: Trigeminovascular fibers increase blood flow in cortical gray matter by axon reflex-like mechanisms during acute severe hypertension or seizures. Proc Natl Acad Sci U S A. 86(4):1401-5, 1989

  157. Sakas DE, Singounas EG, Leventis AS, Karvounis PC: Three rare cases of arachnoid cysts. Acta Neurol (Napoli) 10(3):220-4, 1988

  158. Moskowitz MA, Saito K, Sakas DE, Markowitz S: The trigeminovascular system and pain mechanisms from cephalic blood vessels. Pain Research and Clinical Management, vol. 3, Dubner R, Gebdhardt GF, Bond MR (eds), Elsevier, Amsterdam, chapter 20 p.p. 177-185, 1988

  159. Karvounis PC, Sakas DE, Singounas EG, Sourtzis I, Fotinou M: Huge calcified subdural hematoma undetected for half a century. A case report in an old patient. Acta Neurol (Napoli) 9(3):212-7, 1987

  160. Sakas DE, Krassanakis KC: Asymmetrical hydrocephalus following evacuation of a subdural haematoma. Br J Neurosurg 1(4):495-8, 1987

  161. Singounas E, Sakas DE, Sourtzis I, Karvounis P: Intradural free fragment of the lumbar region: report of two cases. Br J Neurosurg 1(1):137-40, 1987