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Office
12605 E 16th Ave
Aurora, CO 80045Phone+1 720-848-0000
Education & Training
University of South Florida MorsaniResidency, Neurological Surgery, 2003 - 2008
University of Cincinnati Medical Center/College of MedicineResidency, Neurological Surgery, 2001 - 2002
Ain Shams University Faculty of MedicineClass of 1991
Certifications & Licensure
CO State Medical License 2014 - 2025
FL State Medical License 2004 - 2015
OH State Medical License 2001 - 2002- American Board of Neurological Surgery Neurological Surgery
Awards, Honors, & Recognition
- CMS Meaningful Use Stage 1 Certification Allscripts Enterprise EHR, Allscripts, 2011-2013
Publications & Presentations
PubMed
- Comparative Anatomy of the Contralateral Transmaxillary Approach Alone and With Ipsilateral Transpterygoid Extension: Quantitative Insights on Surgical Exposure and Ma...Domenico A Gattozzi, Patrick W Hosokawa, Rafael Martinez-Perez, A Samy Youssef
Operative Neurosurgery. 2025-01-01 - Extracellular Vesicles from a Novel Chordoma Cell Line, ARF-8, Promote Tumorigenic Microenvironmental Changes When Incubated with the Parental Cells and with Human Ost...Khoa N Nguyen, Arin N Graner, Anthony R Fringuello, Zoe Zizzo, Lorena Valenzuela
International Journal of Molecular Sciences. 2024-11-27 - Circumferential exposure of the cavernous sinus and parasellar region through a combined open and endoscopic endonasal transcavernous approach, a morphometric study.Rafael Martinez-Perez, Daniel Casanova-Martinez, John A Thompson, Lisa Hirt, Michael Kortz
Acta Neurochirurgica. 2024-10-09
Journal Articles
- New-Onset Seizure During and After Brain Tumor Excision: A Risk Assessment AnalysisSoliman Oushy, A Samy Youssef, Kevin O Lillehei, Journal of Neurosurgery
- Expanding the Endoscopic Transpterygoid Corridor to the Petroclival Region: Anatomical Study and Volumetric Comparative Analysis RelatedRaghuram Sampath, Michael A Casey, Zach A Folzenlogen, A Samy Youssef, Journal of Neurosurgery
- New-Onset Seizure During and After Brain Tumor Excision: A Risk Assessment Analysis RelatedSoliman Oushy, A Samy Youssef, Kevin O Lillehei, Journal of Neurosurgery
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Authored Content
- The Tentorial Bridge to Deep Skull Base Exposure: Anatomical Morphometric StudyMarch 2018
- The Tentorial Bridge to Deep Skull Base Exposure: Anatomical Morphometric StudyMarch 2018
Professional Memberships
- Member
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