![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://i1.rgstatic.net/ii/profile.image/640341543747587-1529680729591_Q128/Ioannis-Siasios.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/283665952/figure/fig1/AS:299302950850565@1448370792579/Pre-operative-brain-MRI-T1-sequence_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/307938043/figure/fig1/AS:616365379575828@1523964366510/figure-fig1_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/292185767/figure/fig2/AS:325064743505924@1454512882568/Axial-FLAIR-MRI-demonstrating-improvement-in-the-hyperin-tense-lesions-in-both-occipital_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/285396594/figure/fig3/AS:301879977365504@1448985203042/Chest-X-ray-demonstrating-the-chyle-concentration-in-the-base-of-patients-left-lung_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/315704954/figure/fig3/AS:477672150179842@1490897323172/Anteroposterior-intraoperative-X-ray-showing-29-mm-spade-tip-K-wire-Stryker-placed-in_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/285396594/figure/fig4/AS:301879977365505@1448985203082/Axial-contrast-computer-tomography-of-patients-thoracic-cav-ity-demonstrating-the_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/320719712/figure/fig1/AS:555264237867008@1509396718028/Axial-non-contrast-CT-image-5-mm-showing-a-left-located-MCA-infarct_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/publication/353518736/figure/tbl1/AS:1050540154826753@1627479699484/MRI-Based-Studies-of-Cervical-Spine-Musculature-of-Patients-That-Underwent-a-Posterior_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
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PDF) Brain abscess in a rheumatoid arthritis patient treated with leflunomide – A case presentation and review
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Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/303667813/figure/tbl1/AS:669336557600802@1536593679944/Translated-Brief-Outline-of-the-Distributed-Questionnaire_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/221893286/figure/tbl2/AS:601701358768155@1520468191996/Duration-of-MDU-post-clipping-evaluation-during-aneurysmal-microsurgery_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/publication/350123188/figure/tbl1/AS:1015464239046656@1619116949183/A-summary-of-all-PubMed-reported-cases-of-serious-infections-under-treatment-with_Q320.jpg)
Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery
![Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery Ioannis SIASIOS | Neurosurgeon | Consultant Neurosurgeon | Papageorgiou Hospital, Thessaloníki | Department of Neurosurgery](https://www.researchgate.net/profile/Ioannis-Siasios/publication/292185767/figure/tbl1/AS:669335970381828@1536593539144/Hematocrit-Hemoglobin-Platelet-Count-and-Serum-Creatinine-Urea-Values-From-Initial_Q320.jpg)