Anal Atresia Doctors Worldwide

Leading colorectal surgeon Prof. Schenker pioneered Germany's first certified colorectal cancer center at Bochum, now advancing minimally invasive robotics at Solingen.

• 19 years specializing in visceral and oncological surgery
• Expert in modern pancreatic surgery and transplantation
• Coordinator of Pancreatic Cancer Centre (Oncocert certified)
• Introduced enhanced post-operative recovery protocols
• Lectures at medical universities on surgical advancements

Dr. Viktor Alexander Krol leads the Gastroenterology and Internal Medicine departments at Martinus Hospital, specializing in advanced treatments for gastrointestinal disorders.

• Chief of Gastroenterology with extensive experience in complex GI conditions
• Directs a certified Obesity Treatment Center using cutting-edge bariatric techniques
• Expert in endoscopic procedures for digestive system diagnostics
• Provides comprehensive care for liver, pancreas, and gallbladder disorders

Professor Liang Xiaoxiao is the Department Director and Chief Physician in Neurorehabilitation. She holds a master’s degree in neurology. She is skilled in neuromodulation for disorders of consciousness, cognition, and movement. Her focus includes cases from cerebrovascular disease, Parkinson’s disease, and related conditions. She also performs ultrasound-guided botulinum toxin injections for blepharospasm, hemifacial spasm, limb spasticity, sialorrhea, and neuralgia.

Accreditations and roles: Member of the Neurorehabilitation, Cognitive Disorder Rehabilitation, and Craniocerebral Trauma Rehabilitation Committees of the Chinese Association of Rehabilitation Medicine. Standing Member of the Cognitive Disorder Rehabilitation Committee of the Fujian Association of Rehabilitation Medicine. Vice Chair of the Dementia and Cognitive Disorder Committee of the Xiamen Preventive Medicine Association. Vice President of the Parkinson’s Disease and Movement Disorders Committee of the Xiamen Medical Doctor Association. Standing Member of the Neuromodulation Committee of the Xiamen Medical Doctor Association. Recipient of the Most Beautiful Physician of Xiamen City (2024).

Dr. Siripong Lakkhanawong is a specialist in plastic and general surgery at Somchai Clinic in Bangkok. He has treated over 25 years of medical cases with a focus on surgical safety. He performs a wide range of aesthetic procedures, including facial rejuvenation and body contouring. Dr. Lakkhanawong also holds expertise in family medicine to support overall patient health.

• Specializes in rhinoplasty, deep plane facelifts, and breast augmentation surgeries.
• Performs complex body contouring like tummy tucks and 360 liposuction.
• Treats various surgical conditions, including hernias and salivary gland tumors.
• Works at Somchai Clinic, which serves 10,000 patients annually in Thailand.

Prof. Oruç brings over 37 years of surgical expertise, including specialized training in hepatobiliary and liver transplantation at the University of Pittsburgh Medical Center.

• Board-certified general surgeon with extensive experience in complex abdominal surgeries
• Trained in advanced laparoscopic techniques for lower gastrointestinal procedures
• Former Chief of Clinic at Antalya Training and Research Hospital
• Published research on surgical oncology and transplantation outcomes

Dr. Daniela Dobritoiu specializes in pediatric surgery, focusing on minimally invasive techniques for congenital malformations at Ponderas Academic Hospital.

• Experienced in thoracoscopic and laparoscopic interventions for rapid recovery
• Specializes in gastrointestinal and urological pathologies in children
• Author of scientific papers on pediatric surgery
• Active member of professional medical societies

Dr. Selin Kapan is a general surgery professor at İstinye University Liv Hospital Topkapı. She specializes in gastrointestinal surgery and laparoscopic hernia repair. Dr. Kapan has published over 50 peer-reviewed papers in international medical journals. Her research focuses on perianal fistulas and hepatic hydatid disease.

• Performs bariatric procedures including gastric sleeve and bypass surgeries.
• Expert in hernia repair using laparoscopic and robotic techniques.
• Treats complex conditions like salivary gland tumors and pilonidal disease.
• Is a member of the Turkish Surgical Association and the Hernia Society.

Dr. Cesar Canales Bedoya ranks among the top 5 general and digestive surgeons in Spain. He leads the General and Digestive Surgery Department at Hospital Ruber Internacional. Dr. Canales specializes in laparoscopic and Da Vinci robotic surgery for complex abdominal and oncologic cases.

• Completed his PhD with cum laude honors at the Autonomous University of Madrid.
• Winner of multiple national awards, including Forbes Top 100 Doctors.
• Author of over 70 scientific publications and the widely used Manual of Surgery.
• Served as the Head of Surgery for the multinational division in Bagram, Afghanistan.

Dr. Paweł Grochowicz, MD, PhD, is a proctologist with almost 40 years of experience. He works at the Warsaw Proctology Center at St. Elizabeth Hospital. He treats hemorrhoids, anal fistulas and abscesses, anal fissures, fecal incontinence, and pilonidal cysts. He also performs colonoscopy and colorectal polypectomy.

From 1979 to 2016 he worked at the Proctology Unit, Solec Hospital, a reference center and the only one of its kind in Poland. Since 2016 he has worked at the Warsaw Proctology Center at St. Elizabeth Hospital. There he develops and implements new methods and runs diagnostic, rehabilitation, research, and teaching work. The center is the headquarters of the Polish Coloproctology Club.

Academic and research roles: Institute of Experimental and Clinical Medicine, Polish Academy of Sciences (1979–1997). DAAD scholar at LMU Munich (1983–1984). John Hunter Hospital, University of Newcastle, Australia (1989–1996). There he was Director of the Transplant Research Unit and Principal Scientific Officer (1991–1996).

Dr. Tekelioglu has over 29 years of experience in general surgery, with a focus on pediatric cases at Gayrettepe Florence Nightingale Hospital.

• Specialized in general surgery at Istanbul University Cerrahpasa Faculty of Medicine
• Extensive experience in pediatric surgical procedures
• Long-term affiliation with Florence Nightingale Hospital since 1997

Dr. Cesar Levano Linares is a colorectal specialist at Fundación Jiménez Díaz in Madrid. He holds European Accreditation in Laparoscopic Surgery from EACCME. Dr. Levano Linares earned his PhD in Medicine from the Autonomous University of Madrid. He works at Centro PAD, recognized by Newsweek as a World's Best Smart Hospital.

• Specializes in laparoscopic colorectal surgery and robotic low anterior resection.
• Obtained a diploma in laparoscopic surgery from Louis Pasteur University in France.
• Completed a master’s in colorectal and pelvic floor surgery at the University of Zaragoza.
• Treats complex conditions including incisional hernias, ulcerative colitis, and rectal prolapse.

Dr. Przemyslaw Ciesielski is a general surgeon. He completed his specialization in 2008. He graduated from the Medical University of Warsaw in 1999. He earned his Doctor of Medical Sciences degree in 2010. His dissertation assessed clinical and rectoscopic examinations for diagnosing colorectal disease in patients at increased risk of colorectal cancer.

His proctology and colorectal training includes formal courses and fellowships. He completed Proctology Courses at St. Rota Hospital in Vercelli in 2021 and 2022, and in Cologne in 2016. He held clinical fellowships in General Surgery at the Medical University of Vienna in 2014 and at the University of Magdeburg in 2015. He undertook multiple fellowships at the Proctology Department, Solec Hospital in Warsaw from 2005 to 2013. He attended advanced colorectal surgery workshops in Poznan and Lodz. He also completed St Mark’s Hospital courses in London, including Frontiers in Colorectal Diseases and the Advanced Colorectal Workshop.

Specializing in anal atresia and complex colorectal conditions – Dr. Aydin brings over 28 years of surgical experience to Medical Park Bahcelievler Hospital.

• Trained at Istanbul University Cerrahpaşa – one of Turkey's top medical schools
• Member of the Turkish Society of Colon and Rectal Surgery
• Associate Professor at Medical Park Bahcelievler Hospital since 2007
• Fellowship-trained in general surgery at Ministry of Health Göztepe Training and Research Hospital

Dr. Schoppmann leads the Gastroesophageal Tumor Unit at Vienna's Comprehensive Cancer Center, combining surgical precision with oncology expertise.

• Author of over 240 specialized articles
• Head of Upper-GI-Service at Medical University of Vienna
• General Secretary of Austrian Society of Surgical Oncology
• Principal Investigator for Upper-GI-Research Group
• Associate Professor for Surgery since 2006

Dr. Yilmaz specializes in general surgery with extensive experience in complex cases, currently practicing at Medipol University Pendik Hospital.

• Over a decade of experience in general surgery
• Holds a doctorate in general surgery from Okmeydani Training and Research Hospital
• Previously worked as an Assistant Professor at Istanbul Medipol University
• Practiced at multiple state hospitals with diverse patient cases

Prof. Cevper Ersoz specializes in minimally invasive urological procedures, bringing advanced techniques to Medipol Acibadem District Hospital.

• Associate Professor with extensive urology experience since 2006
• Trained at University of Michigan's Department of Urology
• Member of European Association of Urology
• Over 130 national and international publications
• Expert in robotic and laparoscopic surgeries

Professor Kanit Wittayavanichai brings over 29 years of plastic and reconstructive surgery expertise, specializing in complex reconstructive procedures.

• Board-certified in plastic surgery with additional training in general and family medicine
• Expert in head and neck reconstruction, including maxillofacial surgery
• Member of five prestigious plastic surgery associations worldwide
• Currently teaches at Thammasat University while maintaining clinical practice

Dr. Nekay specializes in pediatric surgical procedures, including anal atresia, at Biruni University Hospital.

• Board-certified in general surgery with over a decade of experience
• Trained at Istanbul University Faculty of Medicine – one of Turkey's top medical schools
• Member of Turkish Hepatobiliary Surgery and Trauma Associations