Prof. Dr. Savaş Ceylan

1981 – Hacettepe University Faculty of Medicine – Medical Education

1987 – Karadeniz Technical University Faculty of Medicine – Neurosurgery Residency

1989 – Karadeniz Technical University Faculty of Medicine – Assistant Professor

1992 – Karadeniz Technical University Faculty of Medicine – Associate Professor

1998 – Kocaeli University Faculty of Medicine – Professor

1989–1992 – Trabzon Numune Hospital – Neurosurgery Specialist

1989–1992 – Karadeniz Technical University Faculty of Medicine, Department of Neurosurgery – Assistant Professor

1992–1994 – Karadeniz Technical University Faculty of Medicine, Department of Neurosurgery – Associate Professor

1994–1998 – Kocaeli University Faculty of Medicine, Department of Neurosurgery – Associate Professor and Head of Department

1998–2024 – Kocaeli University Faculty of Medicine, Department of Neurosurgery – Professor and Head of Department

1997 – Kocaeli University Faculty of Medicine Hospital – Chief Physician

2024–Present – Medical Park Pendik – Professor of Neurosurgery

Endoscopic pituitary surgery

Endoscopic skull base surgery

Brain tumor surgery

Neurovascular surgery

Microscopic and endoscopic spine surgery

1993 – The Midland Centre for Neurosurgery and Neurology, Birmingham, United Kingdom – Observer

Training in syringomyelia with Bernard Williams, M.D.

Training in stereotactic neurosurgery with Edward R. Hitchcock, M.D.

A total of 6,150 endoscopic cases between August 1997 and December 2024

5,020 pituitary adenomas

237 Rathke’s cleft cysts

175 craniopharyngiomas

130 chordomas/chondrosarcomas

104 tuberculum sellae meningiomas and other pathologies of the pituitary region

Academic work on endoscopic endonasal and transsphenoidal pituitary surgery, skull base surgery, craniopharyngiomas, chordomas, Cushing’s disease and acromegaly

Effect of pituitary stalk preservation in endoscopic endonasal surgery for suprasellar craniopharyngiomas: a tertiary center experience – Neurosurgical Focus (2026)

May the SAGIT® instrument be used as a preoperative prognostic tool in patients with acromegaly? – Minerva Endocrinology (2025)

Design and use of assistant robotic arm in endoscopic transnasal surgery – Neurosurgical Focus (2024)

Clinical and therapeutic outcomes of pediatric pituitary adenomas: a single pituitary center experience – Endocrine (2024)

Endoscopic approach for giant pituitary adenoma: clinical outcomes of 205 patients and comparison of two proposed classification systems – Journal of Neurosurgery (2022)

AANS

CNS

Academia Eurasiana Neurochirurgica

IFNE

WFNS Skull Base Committee

Turkish Neurosurgical Society

Nervous System Surgery Society

2011–2012 – President, Nervous System Surgery Society

2018–2021 – President, Turkish Neurosurgical Society

2016 – Turkish Neurosurgical Society Service Award, 30th Scientific Congress

2011 – Kocaeli University Scientific Publication Award, Certificate of Appreciation

Kocaeli University Rectorate Scientific Publication Award, Certificate of Appreciation