We Care For Every Patient

Empowering Safe & Advanced Liposuction Practices

International Society for Tumescent Anesthesia Liposuction (ISTAL) connecting dermatologists, dermatosurgeons & aesthetic experts worldwide to promote excellence, safety, and innovation.

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The People Who Make ISTAL Strong

Where professional growth meets lifelong connections.

Expanding knowledge, building bonds, and exploring the world together.

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International Society of Tumescent Anesthesia Liposuction

Welcome to ISTAL​

ISTAL was founded with a clear vision to create a global space of excellence, continuous learning, and international collaboration in the field of tumescent anesthesia liposuction.

This groundbreaking technique has transformed the safety and results of body contouring procedures. Through ISTAL, it now has a dedicated home to represent its evolution, refinement, and future direction.

Advancing safe and innovative liposuction worldwide.


Connecting experts to refine and share best practices.

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Together We Grow & Lead

More than a network a community of experts, mentors, and friends sharing experiences and knowledge.

Learning, connecting, and celebrating milestones as one global family.

Our Purpose

ISTAL unites global experts to set standards, share knowledge, and advance safe tumescent liposuction.

ISTAL was founded to provide a global forum of excellence in tumescent anesthesia liposuction. By creating standards, sharing expertise, and supporting research, we guide the future of this transformative surgical technique.

Why ISTAL Matters

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Set Global Safety Standards

Establish and share proven, safe protocols for tumescent anesthesia liposuction.

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Connect Global Experts

Bring together surgeons, researchers, and educators for collaboration & growth.

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Foster Innovation

Advance surgical techniques, improve patient outcomes, & drive cutting-edge research and innovation

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Support & Mentor

Guide, train, & empower the next generation of practitioners through mentorship & hands-on learning

Our Team

ISTAL Officers and Board

Leading with vision, experience, and passion for excellence in dermatology and aesthetics.
Meet our dedicated team shaping the future of ISTAL

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Dr Ioannis Peros

President & Secretary-General

Dr. Ioannis Peros is a dermatologist and dermatosurgeon with over 30 years of expertise in clinical and surgical dermatology. He trained in Greece, Germany, France, Switzerland, and the USA, gaining extensive international experience. His mastery and dedication were recognized with the Outstanding Contribution to Dermatosurgery award by Prof. Lawrence Field at the ASDS Annual Meeting, 2013.

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Dr Loek Habbema

President Elect, ISTAL – Netherlands

With over 30 years in Cosmetic Dermatology, Dr. Loek Habbema is a pioneer in breast reduction by liposuction alone and an expert in lipedema and tumescent anesthesia. He has performed over 10,000 liposuctions and treated more than 2,500 lipedema patients. A respected author and international speaker, he also chaired the Dutch national guideline committees for liposuction and lipedema.

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Dr Martin Barsch 

Director, Center for Lipedema, Linz, Austria

Dr. Martin Barsch is a renowned dermatologist specializing in dermatologic surgery, aesthetic medicine, and liposuction for lipedema. Trained across Europe and internationally, he leads the Center for Lipedema in Linz and performs several hundred procedures annually. A board member of ISTAL and the Austrian Academy of Cosmetic Surgery, he is a respected international speaker advancing safe, evidence-based lipedema surgery.

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Dr Nilesh Goyal

Board Member

Dr. Nilesh Goyal is a highly experienced dermatosurgeon with over 30 years in clinical and surgical dermatology. Trained in India, the UK, Canada, and the USA, he has gained extensive international expertise in complex dermatologic procedures, cosmetic dermatology, and innovative skin treatments. Renowned for his precision and dedication, he has been recognized with the Outstanding Contribution to Dermatosurgery award by Prof. Lawrence Field at the DASIL Annual Meeting in Shanghai, 2017. He continues to advance dermatosurgery through teaching.

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Dr Eckart Haneke

Board Member

Dr. Eckart Haneke is a distinguished dermatologist and academic with over five decades of extensive experience in clinical dermatology, dermatologic surgery, and research. A graduate of Martin-Luther-University Halle/Saale, he completed his dermatology training and board certification in 1971. He later served as Professor and Chairman of Dermatology at Wuppertal Hospital and Senior Consultant at several leading centers in Ghent, Berne, Nijmegen, and Porto.

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Dr Dr. Rommel P. Caballes

Board Member

Dr. Rommel P. Caballes is a board-certified dermatologist and aesthetic physician with over 20 years of extensive experience in clinical and aesthetic dermatology. Trained in the Philippines and abroad, he specializes in advanced nonsurgical facial rejuvenation using energy-based devices, fillers, threads, and biostimulators. He is past president of PADSFI, mentor for ASDS, and trainer for Allergan Academy and Profhilo, currently practicing at The Body Clinic, Medical Plaza Ortigas.

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Dr Marlene Capelo

Member

Dr. Capelo is a board-certified dermatologist specializing in aesthetic dermatology and body contouring. Practicing at Rosenpark Klinik since 2014, she trained in liposuction under Dr. Gerhard Sattler and has expertise in tumescent liposuction and advanced aesthetic treatments. She is actively involved in national and international dermatology forums, clinical research, teaching, and professional development activities.

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Dr. Haris Rigas

Member

Dr. Haris Rigas is a dermatologist and Mohs surgery fellow with a focus on cosmetic and surgical procedural dermatology. Passionate about tumescent anesthesia liposuction, he aims to develop expertise in this under-practiced technique in Romania and Greece. Committed to rigorous training and continuous learning, Dr. Rigas is dedicated to mastering advanced procedures and helping patients achieve results.

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Dr. Tess Ferrariz

Member

Dr. Ferrariz is a board-certified dermatologist, dermatologic surgeon, and cosmetic surgeon with expertise in tumescent anesthesia liposuction. She is a founding member of the Philippine Liposuction Society & Philippine Academy for Dermatologic Surgery, and a sought-after speaker at local and international dermatology conferences, training colleagues and advancing innovative surgical techniques.

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Dr Mihaela Leventer

Member

Dr. Mihaela Leventer is a dermatologist with over 30 years of expertise, practicing since 1992 in Bucharest, Romania. She is an Associate Professor at Carol Davila University of Medicine and runs the country’s largest private dermosurgery and cutaneous oncology clinic, including a Mohs microsurgery department. She trained in liposuction under Prof. Lawrence Field and has advanced expertise in tumescent local anesthesia for medical indications. Her extensive experience and dedication make her a leading authority in safe and effective dermosurgery & liposuction techniques.

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Dr Hajo Bruinning

Member

Dr. Hajo Bruining is a dermatologist with over 30 years of expertise in cosmetic and medical fat treatments, including tumescent liposuction, lipofilling, and injectables. Based in the Netherlands, he leads ReSculpt Clinic, ReSculpt Aesthetics, and ReSculpt Academy, combining advanced surgical techniques with a patient-centered approach. Trained under Dr. Loek Habbema and with extensive clinical experience, he is a founding board member of ISTAL and a recognized authority in lipedema dermatosurgery.

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Dr Emily Soriano

Member

Dr. Miriam Emily Piansay-Soriano is a board-certified dermatologist with over 30 years of expertise, practicing since 1990 in Davao City, Philippines. She is Associate Professor of Dermatology and Chair of the Department of Dermatology at Davao Medical School Foundation, and President of MediSkin Clinics. Trained in liposuction by Dr. Pierre Fournier, she has extensive experience in tumescent anesthesia and advanced fat transfer techniques. Her dedication and achievements make her a leading authority in dermatosurgery and aesthetic dermatology.

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Dr Alina Fratila

Member

Born in Bucharest, Romania, Prof. Fratila studied Dermatology at the University of Bonn, Germany. For over 40 years, she has specialized in Aesthetic Dermatology and Surgery, Phlebology, Aesthetic Laser Medicine, and Mohs Micrographic Surgery. Since 2012, she has been a visiting professor at “Victor Babes” University of Medicine and Pharmacy, Timisoara, Romania, and served as President of ISDS (2002–2004).She trained in tumescent local anesthesia in the USA under Dr. Jeffrey Klein and applied these techniques at the University Dermatology Clinic in Bonn. In 2004, she founded Jungbrunnen-Klinik Dr. Fratila GmbH, now part of Bergman Clinics, offering advanced aesthetic and laser treatments.

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Dr. Patrick Schauer

Member

Dr. Schauer is a nationally and internationally recognized dermatologist specializing in aesthetic medicine. He graduated from the University of Vienna School of Medicine, holding degrees in general medicine and occupational health, and completed his dermatology training at AKH Linz.His expertise includes medical, surgical, and cosmetic dermatology, with clinical interests in dermatosurgery, laser surgery, anatomy, and minimally invasive procedures. Dr. Schauer is an active member of the international dermatology community and serves as a board member of the Austrian Academy of Cosmetic Surgery.

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Dr. Konstantin Feise

Member

Dr. Feise is a board-certified dermatologist and phlebologist specializing in liposuction under tumescent local anesthesia. He trained in liposuction with Dr. Gerhard Sattler in Darmstadt (2011–2015) and has practiced at Sophienklinik, Stuttgart, since 2015, performing surgical and non-surgical body contouring and laser-based procedures.He has completed over 2,500 liposuctions exclusively under tumescent local anesthesia and focuses on the treatment of lipedema and laser-assisted lipolysis.
Dr. Feise is a published author and frequent speaker at national and international dermatology congresses. He served as vice-president of the German Dermatological Laser Society (DDL)

Choose Your Plan

Types of Memberships

Join our community of skilled dermatologists, dermatosurgeons, and aesthetic medicine experts. Stay at the forefront of innovation, share knowledge, and advance safe and effective practices.

Fellow

Reserved for experienced dermatologists and dermatosurgeons who have made notable contributions to the field through research, education, and advanced clinical practice. Fellows enjoy:

Recognition as leaders and mentors

Access to advanced research & resources

Exclusive networking with global experts

Opportunities to contribute to training & guidelines

Member

Open to dermatologists, dermatosurgeons, and allied professionals who want to expand their expertise, participate in educational programs, and stay updated on the latest techniques and safety standards. Members gain:

Continuous learning through webinars & workshops

Access to resource library & updates

Community discussions & case sharing

Events and training sessions

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