Hanifi Onalan

Hanifi Onalan is a general surgeon and surgical oncologist at Atlas University Hospital. He performs gastric sleeve surgery, gastric balloons, and bariatric botox for obesity treatment. Onalan conducts laparoscopic procedures for hernias and digestive tract diseases.

Specialization & Approach

Dr. Onalan treats various abdominal and endocrine conditions. He uses minimally invasive techniques to help patients recover faster. He performs surgeries for gallbladder and bile duct diseases. Additionally, the doctor treats thyroid disorders and breast diseases.

Gastrointestinal & Colorectal Surgery

• Stomach and colorectal cancer surgery
• Laparoscopic and open hernia repair for inguinal, umbilical, and incisional hernias
• Anal region procedures for hemorrhoids, fissures, and fistulas
• Small and large intestine resections
• Appendectomy and liver hemangioma treatment

Diagnostic Interventions

Dr. Onalan uses endoscopic tools for diagnosis and treatment. He performs gastroscopy and colonoscopy to identify digestive tract issues. The surgeon also conducts ERCP and PEG tube placements.

Work Experience

• 2009–Present – General Surgeon, Atlas University Hospital, Istanbul
• 2004–2009 – Surgeon, Tosya State Hospital, Turkey
• 1994–2004 – Medical Staff, Taksim Training and Research Hospital, Istanbul

Education & Training

• 1999–2004 – Specialization in General Surgery, Taksim Training and Research Hospital
• 1992–1998 – Medical Degree, Istanbul University Istanbul Faculty of Medicine
• 2006 – Videoendoscopy Application Certificate, Bakirkoy Dr. Sadi Konuk Training and Research Hospital

Professional Recognition

Dr. Onalan treats patients at Atlas University Hospital. He holds a formal certification in videoendoscopy applications. The doctor also participates in national surgical conferences to update clinical protocols.