Osama S. Abdelaziz, M.B.Ch.B., M.Ch., M.D., Ph.D.

Professor of Neurosurgery, Alexandria University, Egypt

Director of Alexandria Stereotactic Radiosurgery Center, Egypt

Expert evaluator at The European Commission, Brussels, Belgium

Member of Congress of Neurological Surgeons (CNS)

Member of American Association of Neurological Surgeons (AANS)

Member of International Stereotactic Radiosurgery Society (ISRS)

Member of Egyptian Society of Neurosurgical Surgeons (ESNS)

Treasurer of Egyptian Society of Skull Base Surgery (ESSBS)

Executive board member of Egyptian Stereotactic and Functional Neurosurgery Group (ESFNS)

Member of Japanese Society for Promotion of Science (JSPS) Alumni Association in Egypt (JSPSAAE)

Advisory board member of Middle Eastern Society for Stereotactic and Functional Neurosurgery (MSSFN)

Advisory board member of Evidence Based Surgical Consortium (EBSC)

Associate editor of Alexandria Journal of Medicine (AJM)  

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Profile:

• Scopus Profile: https://www.scopus.com/authid/detail.uri?authorId=57193220753

• Google Scholar Profile: https://scholar.google.com.eg/citations?hl=en&user=uiESk2MAAAAJ&view_op=list_works

• ResearchGate Profile: https://www.researchgate.net/profile/Osama_Abdelaziz2

• Web of Science/ResearcherID: https://www.webofscience.com/wos/author/record/K-4428-2019

• ORCID ID: https://orcid.org/0000-0002-4767-4286

• Web page: https://oabdelaziz65.wixsite.com/professorofneurosurg

 

Contact information:

• Work address: Department of Neurosurgery, Faculty of Medicine, Alexandria University, Alexandria 21521, Egypt.

• Work phone: (+203) 486-2506    Work Fax #: (+203) 487-3076

• Mobile phone: (+20) 01223153835 / (+20) 1111459922 

• E-mail: oabdelaziz65@gmail.com / osama.abdelaziz@alexmed.edu.eg

 

Academic positions and Hospital appointments:

1. Assistant lecturer in Neurosurgery Department, Faculty of Medicine, Alexandria University (November 1993-February 2001).

2. Lecturer of Neurosurgery in Neurosurgery Department, Faculty of Medicine, Alexandria University (March 2001-March 2006).

3. Assistant Professor of Neurosurgery in Neurosurgery Department, Faculty of Medicine, Alexandria University (March 2006-April 2011).

4. Professor of Neurosurgery in Neurosurgery Department, Faculty of Medicine, Alexandria University (April 2011-Till present).

5. Attending Neurosurgeon at Alexandria University Hospitals (1993-Till present).

6. Research fellow in Neurosurgical Service at Massachusetts General Hospital (MGH), Harvard Medical School, Boston, USA (May 1996-June 1998).

7. Research fellow in Neurosurgery Division at the University of California, Los Angeles (UCLA), USA (August 1998-November 1998).

8. Consultant Radiosurgeon at Alexandria University Hospitals (January 2001-Till present).

9. Director of Alexandria Radiosurgery Center (January 2001-Till present).

10. Visiting consultant neurosurgeon at Ben Gazi Medical Center, Ben Gazi, Lybia (October 2001-March 2003).

11. Treasurer of Egyptian Society of Skull Base Surgery (ESSBS) (2009-Till present).

12. Visiting consultant neurosurgeon at Hamad Medical Corporation, Doha, Qatar (December 2010-January 2011).

13. Research fellow in Neurosurgery Department at Shiga University of Medical Science, Japan (October 2016-December 2016).

14. Executive board member of Egyptian Stereotactic and Functional Neurosurgery Group (ESFNS) (2016 -Till present).

15. Expert evaluator at The European Commission, Brussels, Belgium (November 2021-Till present).

16. Associate editor of Alexandria Journal of Medicine (AJM) (October 2022-Till present)

17. Advisory board member of Middle Eastern Society for Stereotactic and Functional Neurosurgery (MSSFN) (December 2022-Till present)

18. Advisory board member of Evidence Based Surgical Consortium (EBSC) (January 2023-Till present)

 

Society memberships:

1. Alexandria Medical Association (AMA), 1989.

2. Congress of Neurological Surgeons (CNS), 1997.

3. American Association of Neurological Surgeons (AANS), 1997.

4. International Stereotactic Radiosurgery Society (ISRS), 1997.

5. Egyptian Society of Neurosurgical Surgeons (ESNS), 2001.

6. Egyptian Society of Skull Base Surgery (ESSBS), 2009.

7. Egyptian Stereotactic and Functional Neurosurgery Group (ESFNS), 2016.

8. Japanese Society for Promotion of Science (JSPS) Alumni Association in Egypt (JSPSAAE), 2020.

9. Middle Eastern Society for Stereotactic and Functional Neurosurgery (MSSFN), 2022

10. Evidence Based Surgical Consortium (EBSC), 2023

 

Awards:

1. Research fellowship award from the University of Alexandria sponsored by the Egyptian Government: A 2-year fellowship (May 1996-June 1998) in the Proton Beam Stereotactic Radiosurgery Program at the Massachusetts General Hospital (MGH), Boston, USA.

2. International fellowship award from the congress of Neurological Surgeons (CNS): A three-month (August 1998-November 1998) fellowship in the Stereotactic and Functional Neurosurgery Program at the Neurosurgery Division, UCLA, Los Angeles, California, USA.

3. Invitation fellowship award for research in Japan from Japan Society for the Promotion of Science (JSPS): A two-month (October 2016-December 2016) fellowship in the Stereotactic Radiosurgery Program at Shiga University of Medical Science, Japan.

4. Alexandria university award for scientific authorship in the medical field from Alexandria university, Egypt (2019).

5. Alexandria university award for scientific excellence in the medical field from Alexandria university, Egypt (2022).

 

Grants:

1. Research grant from EBEWE Pharmaceuticals, Arzneimittel Gmbh, Austria for conducting an experimental study of the neurotrophic effects of the drug (Cerebrolysin) in acute spinal cord injury in dogs.

2. Research grants from the University of Newcastle Upon Tyne, England, UK for participation in the surgical trials in spontaneous lobar intracerebral hemorrhage (STICH II) and traumatic intracerebral hemorrhage (STITCH Trauma).

 

Neurosurgery experience:

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1. Brain surgery.                   

2. Spine surgery.                  

3. Surgery of peripheral nerves.

4. Surgery of cranial and spinal trauma.

 

Specialty and expertise:

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1. Stereotactic Radiosurgery:

• More than 25-years academic experience and clinical practice of Stereotactic Radiosurgery at USA (Harvard University, and UCLA (University of California, Los Angeles), Japan (Koto Memorial Gamma Knife Center) and Egypt.

• Clinical experience in all techniques of Stereotactic Radiosurgery:

• Linear accelerator radiosurgery

• Gamma unit radiosurgery

• Proton beam radiosurgery

• Member of the International Stereotactic Radiosurgery Society (ISRS), 1997.

• A doctorate degree with thesis in Stereotactic Radiosurgery (December 2000).

• A 2-years research fellowship (May 1996-June 1998) in the Proton Beam Stereotactic Radiosurgery Program at the Massachusetts General Hospital (MGH), Boston, USA, with Paul H. Chapman, M.D., Professor of Neurosurgery, Harvard Medical School.

• A two-month (October 2016-December 2016) invitation fellowship in the Stereotactic Radiosurgery Program at Shiga University of Medical Science, Japan, with Kazuhiko Nozaki, M.D., Professor & Chairman of Neurosurgery Department, Shiga University.

• Director of Alexandria Stereotactic Radiosurgery Center (January 2001-Till present).

• Author of the book titled "NeuroRadiosurgery: Case Review Atlas".

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    2. Stereotactic neurosurgery:

• Consultant neurosurgeon for Stereotactic Neurosurgery (functional and organic) at Alexandria University Hospitals.

• Clinical experience in Stereotactic functional neurosurgery, Stereotactic psychosurgery and Stereotactic structural brain surgery.

 

   3. Regenerative neurosurgery:

• Clinical experience in stem cells transplantation in patients with spinal cord injury and stroke.

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Publications:

​Books & Book chapters:

1. Osama S Abdelaziz and Antonio AF De Salles. NeuroRadiosurgery: Case Review Atlas. Springer Nature Switzerland AG, 1st ed., 2023. ISBN: 978-3-031-16198-8. https://link.springer.com/book/10.1007/978-3-031-16199-5.

2. Abdelaziz O, Sherin A, Inoue T, Hirai H, Shima A. Correlation of appearance of MRI perinidal T2 hyperintensity signal and eventual nidus obliteration following photon radiosurgery of brain AVMs. In: Kandasamy R (ed). Proceeding Book, World Federation of Neurosurgical Societies WFNS-Symposia 2018 (15TH-19TH August 2018, Kuala Lumpur, Malaysia). Bologna, Italy: Editografica, 2019, pp 53-63. ISBN: 978-88-87729-55-9. http://www.edlearning.it/ebook/B815.pdf

3. Osama Abdelaziz (ed). Illustrated neurosurgery for undergraduates. 2nd edition. Egypt, Alexandria: Mahy Publishers, 2018. ISBN: 9789775862945. https://www.researchgate.net/publication/316605454

4. Abdelaziz OS, Cosgrove GR. Stereotactic cingulotomy for the treatment of chronic pain. In: Burchiel KJ (ed). Surgical management of pain. New York, NY: Thieme, 2002, pp 812-19. ISBN 0-86577-912-0 (TNY). ISBN 3-13-125981-7 (GTV). https://www.thieme.com/books-main/neurology/product/1750-surgical-management-of-pain

5. Abdelaziz OS, Cosgrove GR. MRI-guided stereotactic cingulotomy for intractable psychiatric disease. In: Wilkins RH, Rengachary SS (eds). Neurosurgical Operative Atlas. Park Ridge, ILL: American Association of Neurological Surgeons, 1998, vol 7, pp 135-40. ISBN: 1-879284-56-1 (v. 7). https://www.worldcat.org/title/neurosurgical-operative-atlas-vol-7/oclc/836685653&referer=brief_results

6. Cosgrove GR, Abdelaziz OS, Zervas NT. Interstitial Radiosurgery: The Photon Radiosurgical System. In: Alexander E III, Maciunas R (eds). Advanced Neurosurgical Navigation. New York, NY: Thieme, 1998, pp 407-13. ISBN: 0-86577-767-5 (TNY). ISBN 3-13-115391-1 (GTV). https://www.thieme.com/books-main/neurology/product/335-advanced-neurosurgical-navigation

 

​Journal articles:

1. Abdelaziz OS, Waffa Z. In-Hospital Predictors of Severity and Mortality Among Neuro-COVID Patients: A COVID-19 Retrospective Case Control Study. J Neurol Stroke 2022; 12(5): 148-160. https://doi.org/10.15406/jnsk.2022.12.00517

2. Abdelaziz OS, Waffa Z, Abdelsalam WN, Helmy TA, Nosseir AA. Nervous System Involvement in Patients Hospitalized at the COVID-19 Isolation Hospital in Alexandria University, Egypt: Clinical Findings. Research Square; 2022. https://doi.org/10.21203/rs.3.rs-1555872/v2

3. Okasha M, Schroeder H, El-Rahmany M, El-Medani M, Abdelaziz OS, Yehia ZS, Ibrahim AA. Evaluation of endoscopic repair of cerebrospinal fluid rhinorrhea. Interdisciplinary Neurosurgery: Advanced Techniques and Case Management 2021; 23: 101032. https://doi.org/10.1016/j.inat.2020.101032

4. Fayed AA, Abdelaziz OS, Eshra M. Different strategies in the management of thalamic space-occupying lesions. Egypt J Neurosurg 2020; 35:8. https://doi.org/10.1186/s41984-020-00078-7

5. Abdelaziz OS, Waffa Z. Neuropathogenic human coronaviruses: A review. Rev Med Virol. 2020;30(5):e2118. https://doi.org/10.1002/rmv.2118

6. Abdelaziz O, Sherin A, Inoue T, Hirai H, Shima A. Correlation of Appearance of MRI Perinidal T2 Hyperintensity Signal and Eventual Nidus Obliteration Following Photon Radiosurgery of Brain AVMs: Combined Results of LINAC and Gamma Knife Centers. J Neurol Surg A Cent Eur Neurosurg 2019; 80: 187-197. https://doi.org/10.1055/s-0039-1678710

7. Shaheen SR, Eldeen SA, Salem MA, Abdelaziz O. Impact of nursing physical training program on clinical outcomes for patients undergoing cervical spine surgery. IOSR-JNHS 2018; 7(5): 61-78. https://www.iosrjournals.org/iosr-jnhs/papers/vol7-issue5/Version-4/H0705046178.pdf

8. Abdelaziz O, Eshra M, Belal A, Elshafei M. Diagnostic Value of Magnetic Resonance Spectroscopy Compared to Stereotactic Biopsy of Intra-axial Brain Lesions. J Neurol Surg A Cent Eur Neurosurg 2016; 77(04): 283-290.  http://dx.doi.org/10.1055/s-0035-1571162

9. Abdelaziz OS, Elwany MN, Abbassy MA, Mostafa MS. Profile of Road Traffic Accidents–related Head Injuries in Alexandria During the Egyptian Revolution 2011. Neurosurg Q 2015; 25: 1-5. https://doi.org/10.1097/WNQ.0000000000000077

10. Mendelow AD, Gregson BA, Rowan EN, Francis R, McColl E, McNamee P, Chambers IR, Unterberg A, Boyers D, Mitchell PM, STITCH(Trauma) Investigators. Early surgery versus initial conservative treatment in patients with traumatic intracerebral hemorrhage (STITCH[Trauma]): The first randomized trial. J Neurotrauma 2015; 32:1312-1323. https://doi.org/10.1089/neu.2014.3644

11. Gregson BA, Rowan EN, Francis R, McNamee P, Boyers D, Mitchell P, McColl E, Chambers IR, Untenberg A, STITCH(Trauma) Investigators. Surgical trial in traumatic intracerebral haemorrhage (STITCH): a randomised controlled trial of early surgery compared with initial conservative treatment. Health Technol Assess 2015;19(70): 1-138. https://doi.org/10.3310/hta19700

12. Francis R, Gregson BA, Mendelow AD, Rowan E; STITCH(Trauma) investigators (Appendix). Characteristics of traumatic intracerebral haemorrhage: An assessment of screening logs from the STITCH(Trauma) Trial. Br J Neurosurg 2015;29(5):655-60. https://doi.org/10.3109/02688697.2015.1054349

13. Mendelow AD, Gregson BA, Rowan EN, Murray GD, Gholkar A, Mitchell PM, STICH II Investigators. Early surgery versus initial conservative treatment in patients with spontaneous supratentorial lobar intracerebral haematomas (STICH II): a randomised trial. Lancet 2013; 382(9890): 397-408. http://dx.doi.org/10.1016/S0140-6736(13)60986-1. Erratum in: Lancet. 2013;382(9890):396. Erratum in: Lancet. 2021 Sep 18;398(10305):1042.

14. Abdelaziz OS, El Sabaa B, Abdelaziz A. Characterization of Cancer Stem Cells in Patients with Brain Astrocytomas: A Clinico-pathologic and Immunohistochemical Study. Neurosurg Q 2011; 21(3):219-225. https://doi.org/10.1097/WNQ.0b013e318218a627

15. Abdelaziz OS, Abdelaziz A, Rostom Y, Alaa Kandil, Al-Assaal S, Rashed Y. LINAC radiosurgery of intracranial arteriovenous malformations: A single-center initial experience. Neurosurg Q 2011; 21:85-96. https://doi.org/10.1097/WNQ.0b013e31820cd2ea

16. Abdelaziz OS, Kandil A, Al-Assaal S, Abdelaziz A, Rostom Y, Rashed Y. Linear accelerator-based stereotactic radiosurgery of intracranial meningiomas: Results of the first five years of clinical practice. Neurosurg Rev 2011; 34:87-99.  https://doi.org/10.1007/s10143-010-0288-z

17. Abdelaziz OS, El Sabaa B, Abdelaziz A. Characterization of Cancer Stem Cells in Patients with Brain Astrocytomas: A Clinico-pathological and Immunohistochemical Study. AJM 2010; 46(4):357-363. https://www.ajol.info/index.php/bafm/article/view/63179

18. Abdelaziz OS, Marie A, Abbas M, Ibrahim M, Gabr H. Feasibility, safety and efficacy of directly transplanting autologous adult bone marrow stem cells in patients with chronic traumatic dorsal cord injury: A pilot clinical study. Neurosurg Q 2010; 20: 216-226. https://doi.org/10.1097/WNQ.0b013e3181dce9f2

19. El Naggar, Farhood A, Abdelaziz OS, Abdel Baky F, El Dein MB. Skull Base Surgery of Non-Vestibular Schwannomas of the Posterior Cranial Fossa. AJM 2010; 46 (3): 247-252. https://www.ajol.info/index.php/bafm/article/view/61898

20. Abdelaziz OS, Kandil A, Al-Assaal S, Abdelaziz A, Rostom Y, Rashed Y. Stereotactic radiosurgery of arteriovenous malformations of the brain: Preliminary clinical experience. AJNS 2009; 3 (1): 44-55. https://www.researchgate.net/publication/319176937

21. Osama S. Abdelaziz, Khaled Abdeen, Waleed F. El-Saadany, Alaa I. Issa, Khaled G. Aref. Presentations and surgical implications of brain melanomas. AJNS 2008; 2 (1): 49-56. https://www.researchgate.net/publication/280166961

22. Abdelaziz OS, El-Banna Y, El-Naggar A, Mahmoud S, Mourad G. Effects of neuropeptide derivate FPF1070 (Cerebrolysin) administration on experimental acute spinal cord injury. PAJN 2007; 11(1): 50-61. https://www.scopus.com/record/display.uri?eid=2-s2.0-34248219474&origin=resultslist&sort=plf-f&featureToggles=FEATURE_NEW_DOC_DETAILS_EXPORT:1

23. Abdelaziz OS. Sporadic meningioangiomatosis and intractable epilepsy: characterization and importance of association. PAJN 2007; 11(1): 92-103. https://www.scopus.com/record/display.uri?eid=2-s2.0-34248148622&origin=resultslist&sort=plf-f&featureToggles=FEATURE_NEW_DOC_DETAILS_EXPORT:1

24. Elnaggar A, Orz Y, Abdelaziz OS, Fouad W, Abdeen K. Surgical choices for cervical OPLL. PAJN 2006; 10(2): 57-62. https://www.researchgate.net/publication/289261130

25. El-Saadany WF, Abdelaziz OS, Abdel Raouf A, Abdel Rahman N. Management of giant prolactinomas: evaluation of the role of surgery and medical treatment. EJNS 2006; 21 (2): 79-91. https://scholar.google.com.eg/citations?view

26. Abdelaziz OS. Stereotactic psychosurgery using radiofrequency lesioning for obsessive-compulsive disorders. EJNS 2006; 20 (1): 65-78. https://scholar.google.com.eg/citations?view

27. Abdelaziz OS, El Banna YM, El Naggar AM, Mahmoud SA, Mourad GM. Effects of neuropeptide derivative FPF 1070 [cerebrolysin] administration on experimental acute spinal cord injury: a histological study. EJH 2005; 28(1): 35-48. https://pesquisa.bvsalud.org/portal/resource/pt/emr-70373

28. Alaa Abdel Raouf, Osama S. Abdelaziz, Madiha Awad, Salwa S. Al Sabeh. Surgical anatomy of the jugular foramen.  EJNS 2005; 19 (2): 231-238. https://scholar.google.com.eg/citations?view

29. Abdelaziz OS, Fathy M, Abdelmagid L, Seif E, Farid R. Assessment of severity and outcome of head injuries using a new serum marker (S-100 protein). AJFM 2004; III: 130-147. https://scholar.google.com.eg/citations?view

30. Abdelaziz OS, El-Saadany WF. Clinical outcome of spinal metastases from solid tumors: a multivariate analysis of 50 cases. EJNS 2003; 18 (1): 53-62. https://scholar.google.com.eg/citations?view_op=view

31. Abdelaziz OS, El-Saadany WF. Ventriculo-subgaleal shunt: a potentially valuable technique for temporary C.S.F. diversion. EJNS 2002; 16: 231-42. https://www.researchgate.net/publication/331651036

32. Abdelaziz OS. Stereotactic radiosurgery for benign brain tumors: Treatment rationale and outcomes. J Radiosurg 2000; 3(1): 29-42. https://doi.org/10.1023/A:1009573119807. https://link.springer.com/article/10.1023/A%3A1009573119807

33. Commentaries: On “Stereotactic Radiosurgery for Benign Brain Tumors: Treatment Rationale and Outcomes” (Abdelaziz, This Issue). J Radiosurg 2000; 3(1): 43–46.https://doi.org/10.1023/A:1017286603877. https://link.springer.com/article/10.1023/A%3A1017286603877

34. Abdelaziz OS. Stereotactic radiosurgery for angiographically visible, intracranial, parenchymal arteriovenous malformations: A review. Neurosurg Q 2000; 10(1): 42-52. https://www.researchgate.net/publication/286618593

35. Abdelaziz OS. Functional radiosurgery: Current trends. Neurosurg Q 2000; 10(1): 53-9. https://www.researchgate.net/publication/286598115

36. Abdelaziz OS. Radiosurgery in neurosurgical practice I: Stereotactic radiosurgery for intracranial schwannomas. Neurosurg Q 2000; 10(2): 117-21. https://www.researchgate.net/publication/359115561

37. Abdelaziz OS. Radiosurgery in neurosurgical practice II: Stereotactic radiosurgery for intracranial meningiomas. Neurosurg Q 2000; 10(2): 122-5. https://www.researchgate.net/publication/286618763

38. Abdelaziz OS. Radiosurgery in neurosurgical practice III: Stereotactic radiosurgery for glial brain tumors. Neurosurg Q 2000; 10(2): 126-30. https://www.researchgate.net/publication/286618856

39. Abdelaziz OS. Radiosurgery in neurosurgical practice IV: Stereotactic radiosurgery for metastatic brain disease. Neurosurg Q 2000; 10(2): 131-5. https://www.researchgate.net/publication/286614606

40. Abdelaziz OS, Chapman PH, Loeffler JS. Wyburn-Mason syndrome variant treated with stereotactic radiosurgery. J Radiosurg 1999; 2(1): 47-53. https://doi.org/10.1023/A:1022916403056 https://link.springer.com/article/10.1023/A:1022916403056

41. Vymazal J, Sanan A, van Loveren HR. Yamamoto M. On “Wyburn–Mason Syndrome Variant Treated with Stereotactic Radiosurgery” (Abdelaziz et al., This Issue). J Radiosurg 1999; 2(1): 55–56. https://doi.org/10.1023/A:1022968419895..https://link.springer.com/article/10.1023/A:1022968419895

42. Abdelaziz OS, Ogilvy CS, Lev M. Is there a potential role for hyoid bone compression in pathogenesis of carotid artery stenosis? Surg Neurol 1999; 51(1): 650-3. https://doi.org/10.1016/S0090-3019(99)00022-1. https://www.sciencedirect.com/science/article/abs/pii/S0090301999000221?via%3Dihub

43. Abdelaziz OS. Stereotactic radiosurgery for malignant intracranial neoplasms: A review and critical analysis of the literature. J Radiosurg 1999; 2(4): 247-57. https://doi.org/10.1023/A:1022926227975. https://link.springer.com/article/10.1023/A:1022926227975

44. Abdelaziz OS. An overview of radiosurgery applications in neurosurgery. Part 1: State-of-the-art radiosurgery. Neurosurg Q 1999; 9(4): 241-50. https://www.researchgate.net/publication/286614844

45. Abdelaziz OS. An overview of radiosurgery applications in neurosurgery. Part 2: Brain tolerance to radiosurgery: Correlation with predictable complications. Neurosurg Q 1999; 9(4): 251-7. https://www.researchgate.net/publication/286569174

46. Mobin F, De Salles AAF, Abdelaziz O, Awang CC, Solberg T, Selch M. Stereotactic radiosurgery of cerebral arteriovenous malformations: Appearance of perinidal T2 hyperintensity signal as a predictor of favorable treatment response. Stereotact Funct Neurosurg 1999; 73(1-4): 50-9. https://doi.org/10.1159/000029751. https://www.karger.com/Article/Abstract/29751

47. Abdelaziz OS, De Salles AFF. Meningiomas stubborn but rarely malignant. Another Perspective 1998; 3(4): 3-5. https://www.researchgate.net/publication/316605727