Dr. Mehmet Onur Yücel

Born in 1980 in Istanbul, Dr. Mehmet Onur Yücel completed his medical education at Istanbul University Istanbul Faculty of Medicine in 2003. He pursued his specialisation in Neurosurgery at Göztepe Training and Research Hospital between 2004 and 2010.

Following his specialist training, he fulfilled his compulsory service at Erzurum Bölge Training and Research Hospital from 2011 to 2012. He continued his professional career at the Bağcılar Training and Research Hospital Neurosurgery Clinic from 2012 to 2017, gaining extensive surgical experience across complex neurosurgical cases.

Dr. Yücel later joined Istanbul Gelişim University Vocational School of Health Services as a faculty member, contributing to academic development and training in the field. He currently practices at Private Nisa Hospital.

He has actively participated in scientific studies, national and international congresses, and certificate programs, advancing his expertise in spinal surgery, endoscopic spine surgery, and neuro-oncology. His clinical focus includes advanced minimally invasive neurosurgical techniques, with a strong emphasis on patient safety and evidence-based care.

Conditions treated by Dr. Mehmet Onur Yücel

Herniated disc (lumbar and cervical)

Spinal stenosis

Brain tumors

Hydrocephalus

Spinal fractures

Spinal tumors

Degenerative spine diseases

Endoscopic spine disorders

Area of Interest

Spinal Surgery

Endoscopic Spine Surgery

Neuro-oncology

Minimally invasive neurosurgical techniques

Qualification

MBBS: Haydarpasa Training and Research Hospital

DM: Firat University

Work Experiences

Faculty Member, Istanbul Gelişim University Vocational School of Health Services

Bağcılar Training and Research Hospital Neurosurgery Clinic (2012–2017)

Erzurum Bölge Training and Research Hospital (Compulsory Service, 2011–2012)

Göztepe Training and Research Hospital (Specialisation Training, 2004–2010)

Dr. Burak Orhan Boran is a highly distinguished neurosurgeon with a professional career extending over two decades, beginning in 1997. He completed his medical degree at Marmara University Faculty of Medicine in 1997 and pursued advanced specialization in Neurosurgery at the same institution, earning his qualification in 2002.

Throughout his career, Dr. Boran has actively engaged in all major areas of neurosurgical practice. His primary clinical interests include spine surgery, pediatric neurosurgery, peripheral neurosurgery, and tumor surgery. His dedication to these fields has positioned him as a respected figure in neurosurgery, both academically and clinically.

Dr. Burak Orhan Boran is also affiliated with several reputable professional societies, including the Turkish Society of Haematology, the Haematology Specialisation Association, and the European Society of Haematology. His contributions to medical literature are widely recognized, with numerous research articles published in leading national and international journals.

Conditions Treated by Dr. Burak Orhan Boran

Brain tumors

Herniated discs

Scoliosis

Brain hemorrhage

Skull fractures

Stroke and vascular disorders

Epilepsy

Hydrocephalus

Parkinson’s disease

Carpal tunnel syndrome

Peripheral nerve tumors

Trigeminal neuralgia

Spina bifida

Chiari malformation

Brain abscess

Spinal infections

Cerebrovascular diseases

Areas of Interest

Spine surgery

Pediatric neurosurgery

Peripheral neurosurgery

Tumor surgery

Qualifications

MBBS: Marmara University Faculty of Medicine (1997)

MD: Neurosurgery, Marmara University (2002)

Work Experience

Marmara University Faculty of Medicine, Department of Neurosurgery (2002)

Dr. Evrim Metcalfe is a distinguished radiation oncologist whose career reflects a long-standing commitment to advanced cancer treatment, academic excellence, and clinical leadership. She received her foundational medical education from Dokuz Eylül University and completed her specialization in radiation oncology at Ege University, establishing a strong academic and clinical base early in her career.

Her professional journey began in 2006 at Samsun Education and Research Hospital, where she completed her compulsory service and rapidly demonstrated exceptional proficiency in the field of radiation oncology. Over the years, she has held significant clinical roles, including serving as Clinical Supervisor at Neolife Medical Center and later at Medicana International Istanbul Hospital. In these positions, she played a pivotal role in guiding clinical protocols, mentoring medical staff, and enhancing patient-centered treatment standards.

Her academic path is equally notable. Dr. Evrim Metcalfe has contributed to medical education as a lecturer and associate professor at institutions such as Feyziye Schools Foundation Işık University and Eskişehir Osmangazi University. In 2022, she was appointed Professor in the Department of Radiation Oncology at Biruni University Faculty of Medicine, where she continues to contribute to both clinical practice and oncology research with academic rigor and leadership.

Renowned for her dedication to improving oncological care, she has treated a wide spectrum of complex cancer cases and has contributed substantial knowledge to the advancement of radiation therapy.

Conditions Treated by Dr. Evrim Metcalfe

Acoustic neuroma

Acute lymphocytic leukemia

Adnexal tumors

Adrenal cancer

Ameloblastoma

Ampullary cancer

Anal cancer

Bladder cancer

Bone cancer

Brain tumor

Breast cancer

Cancer

Carcinoma of unknown primary

Cervical cancer

Cholangiocarcinoma (bile duct cancer)

Chondrosarcoma

Chordoma

Colon cancer

Craniopharyngioma

Cushing syndrome

Cutaneous T-cell lymphoma

Desmoid tumors

Desmoplastic small round cell tumors

Ductal carcinoma in situ (DCIS)

Endometrial cancer

Esophageal cancer

Esthesioneuroblastoma

Ewing sarcoma

Area of Interest

Radioiodine therapy

Radiosurgery for brain tumors, colorectal cancer, prostate cancer, breast cancer, cervical cancer, testicular cancer, and stereotaxic radiosurgery

Radioactive iodine therapy in thyroid cancer

Radiotherapy for throat, lung, uterine, stomach, kidney, and bowel cancers

Radioembolization for liver cancer

Xofigo Radium-223

MRI (single-region studies)

PET/CT

Tumor marker blood analysis

Mammography

Whole-body CT

Thoracic, abdominal, and pelvic CT

PET-CT with Gallium-68 (PSMA)

Abdominal MRI

Brain MRI with contrast (FLAIR)

PET-CT with Gallium-68 (DOTA)

KRAS, NRAS, BRAF mutation testing

Qualification

2022 – Biruni University Faculty of Medicine, Department of Radiation Oncology, Professor

2022 – Anadolu University Open Education Faculty, Cultural Heritage and Tourism

2021 – Feyziye Schools Foundation Işık University, Health Services Vocational School, Associate Professor

2017 – Eskişehir Osmangazi University Faculty of Medicine, Department of Radiation Oncology, Lecturer

2017 – Eskişehir Osmangazi University Faculty of Medicine, Department of Radiation Oncology, Associate Professor

2006 – Samsun Education and Research Hospital, Specialist Doctor (Compulsory Service)

2006 – Dokuz Eylül University Faculty of Medicine, Department of Radiation Oncology, Medical Specialization

1998 – Ege University, Faculty of Medicine

Dr. İrfan Karalar earned his medical degree from Istanbul University’s Istanbul Faculty of Medicine. In 1996, he completed his specialization in the Department of General Surgery at the same institution and received the title of “Specialist.”

He has professional experience at Private Nisa Hospital and has authored several publications in national and international peer-reviewed journals.

Throughout his career, Dr. İrfan Karalar has consistently pursued professional development through numerous courses and medical congresses. He is currently practicing at Bahçelievler Medipol Hospital.

Conditions Treated

Traumatic injuries

Physical abnormalities

Breast cancer

Upper gastrointestinal conditions (esophagus, stomach, small intestine)

Biliary tract diseases (gallbladder, bile ducts, pancreas, liver)

Endocrine disorders (thyroid, adrenal glands)

Vascular conditions

Critical and terminal illnesses

Area of Interest

Adenocarcinoma

Oral cancer

Acupuncture treatment

Anal fissure and fistula

Appendicitis

Intestinal perforation

Intestinal knotting

Intestinal diseases

Intestinal bleeding

Colon cancer

Intestinal obstruction

Kidney transplantation

Spleen diseases

Duodenal ulcer

Functional digestive system disorders (constipation, diarrhea, IBS)

Fournier gangrene

Genital warts (condyloma – HPV)

Gluteal abscess

Umbilical hernia (epigastric, umbilical, incisional)

Goiter

Hemorrhoids

Hiatal hernia

Qualifications

1996 – Istanbul University, Istanbul Faculty of Medicine, General Surgery (Specialization)

1989 – Istanbul University, Istanbul Faculty of Medicine (Medical Degree)

Prof. Dr. Yaşar Sümer Yamaner was born in Trabzon on October 23, 1962. He received his medical degree from Istanbul University’s Istanbul Faculty of Medicine in 1986. In 1992, he completed his specialist training in the Department of General Surgery at the same institution.

Following his military service, he fulfilled his mandatory service in 1993 at the Rize Fındıklı Regional Goiter Research and Treatment Center. In 1995, he joined the Department of General Surgery at Istanbul University’s Istanbul Faculty of Medicine, where he continued to advance his academic and clinical career. He became an Associate Professor in 1998 and achieved the rank of Professor in 2004.

Prof. Dr. Yaşar Sümer Yamaner currently practices in the Department of General Surgery at Florence Nightingale Hospital in Istanbul. He is an active member of leading international societies, including the European Association for Endoscopic Surgery, the American Society of Colon and Rectal Surgery, and the International Society of Surgery. His global affiliations reflect his commitment to continuous advancement in surgical practice and his contributions to international surgical knowledge.

Conditions treated by Prof. Dr. Yaşar Sümer Yamaner

• Traumatic injuries

• Physical abnormalities

• Breast cancer

• Conditions of the upper GI tract (esophagus, stomach, small intestine)

• Conditions of the biliary tract (gallbladder, bile ducts, pancreas, liver)

• Endocrine conditions (thyroid and adrenal glands)

• Vascular conditions

• Critical and terminal illness

 

Area of Interest

• General Surgery

• Proctology

• Pancreas

• Colorectal

• Gastrointestinal System Surgery

• Large Intestine Surgery

• Biliary Tract Endoscopy (ERCP)

• Gastrointestinal Surgery

• Minimally Invasive Surgery

 

Qualification

• 2004 – Istanbul Faculty of Medicine, Professor

• 1998 – Istanbul Faculty of Medicine, Associate Professor

• 1995 – Istanbul Faculty of Medicine, General Surgery Specialist Physician

• 1993 – Rize Fındıklı Regional Goiter Research and Treatment Center

• 1992 – Istanbul Faculty of Medicine, General Surgery Specialist Training

• 1987 – Istanbul Faculty of Medicine, Department of General Surgery

• 1986 – Istanbul Faculty of Medicine, Medical Education

 

Dr. Ugur Aferin has built a committed and progressive career in the field of urology. He earned his medical degree from Istanbul University Cerrahpaşa Faculty of Medicine in 2014 and advanced his expertise by completing his Urology Specialization Training at the same institution in 2020.

Throughout his clinical journey, he has served in respected medical centers such as Dr. Yusuf Azizoğlu Silvan State Hospital and Muş Malazgirt Community Health Center, providing high-quality urological care to diverse patient groups.

His academic background and clinical practice reflect a strong dedication to improving diagnostic accuracy, surgical outcomes, and overall patient well-being in urological medicine.

Conditions treated by Dr. Ugur Aferin

Nephrectomy

Robotic da Vinci prostatectomy

Bladder removal with reconstruction

Embolization of varicocele

Holmium Laser Enucleation of the Prostate

Ureteral stenting

Circumcision

Da Vinci prostatic adenomectomy

Vasectomy

Urethroplasty

Hydrocelectomy

Varicocelectomy

Uretheroplasty

Penile curvature correction (surgical treatment for Peyronie’s disease)

Microsurgical intervention for varicocele

Nephrectomy with Da Vinci Robot

Medication treatment for cystitis

Medication therapy for urinary incontinence

Transurethral incision of the prostate (TUIP)

Transurethral resection of the bladder

Vaporization with GreenLight Laser

Prostatectomy

Bladder removal

PET-CT with Gallium 68 (PSMA)

Paediatric check-up

Basic check-up

Testicular biopsy

MRI of the abdominal cavity

Male check-up

Area of Interest

Urology

Urological cancer

Qualification

2014 – Istanbul University Cerrahpaşa Faculty of Medicine

2020 – Istanbul University Cerrahpaşa Faculty of Medicine, Urology Specialization Training

Muş Malazgirt Community Health Center

Dr. Yusuf Azizoğlu Silvan State Hospital

Dr. Süleyman Uraz has established a strong career in gastroenterology, hepatology, and internal medicine. His medical foundation began in 1990 at Akdeniz University Faculty of Medicine. He completed his Internal Medicine specialization at Cerrahpaşa Faculty of Medicine in 2001, followed by advanced training in gastroenterology-hepatology at Kocaeli University Faculty of Medicine in 2004. This specialized education strengthened his diagnostic and therapeutic expertise in gastrointestinal and liver diseases. His continuous contributions reflect a commitment to advancing medical knowledge and patient care within these critical fields.

Conditions treated by Dr. Süleyman Uraz

Irritable bowel syndrome (IBS).

Inflammatory bowel disease (IBD).

Celiac disease.

Small intestinal bacterial overgrowth (SIBO).

Food allergies and intolerances.

Stomach ulcers.

Diverticulitis.

Appendicitis.

Colorectal polyps.

Hemorrhoids.

Swallowing difficulties.

Gastroesophageal reflux disease (GERD).

Esophagitis.

Hiatal hernias.

Viral hepatitis.

Toxic hepatitis.

Fatty liver disease.

Cirrhosis.

Gallstones.

Cholecystitis.

Pancreatitis.

Hepatitis and cirrhosis.

Pancreatitis and cholecystitis.

Colitis and cancers.

Area of interest

Colonoscopy.

ERCP.

Gall bladder.

Gastroenterology.

Qualification

2004 – Kocaeli University Faculty of Medicine, Gastroenterology-Hepatology Minor Specialization.

2001 – Cerrahpaşa Faculty of Medicine, Internal Medicine Specialization Training.

1990 – Akdeniz University Faculty of Medicine, Medical Education.