Vice-president of the International Union of Phlebology (UIP), Former President of the Venous Association of India (VAI), Head of Vascular and Endovascular Surgery, Fortis Hospital, Mohali, Punjab, India.
Vice-president of the International Union of Phlebology (UIP), Head of Vascular Surgery Department and Medical Director of Chapidze Emergency Cardiology Center, Tbilisi, Georgia
Director, Department of Vascular Surgery, Nishinokyo Hospital, Nara, Japan
President of Vein and Lymphatic University, UIP Vice President 2018-2022, President, Paraguayan Society of Phlebology and Lymphology 2017-2019, Professor of Human Anatomy and Surgery, University of Asuncion, Asuncion, Paraguay
President of Czech Society of Phlebology,
Vice-President of the Czech Academy of Dermatovenereology,
President of the Dermatological Board of the Czech Medical Chamber,
Member of the Board of Czech Society of Dermatology and Venereology,
Member of the Board of the Czech Society of Lymphology,
Director of Centre for Dermatological Angiology and founder,
Past Vice-President of the Union International of Phlebology,
Member of the International Editorial Board – Acta Phlebologica (Italy),
Centre for Dermatological Angiology Prague, Dermatological Clinic 2nd Medical faculty Charles Univ. Prague – visiting professor, Prague, Czech Republic
MBBS, FRCS (Edin), M Surgery (National University Malaysia), Chaiperson of the Asian Venous Thrombosis Forum, Council Member of the Asian Venous Forum, Senior Vice President of the College of Surgeons of Malaysia, President of the Asian Society for Vascular Surgery 2017-2018, Professor of Surgery, Department of Surgery, University Putra Malaysia, Kuala Lumpur, Malaysia
Head of Scientific Relations and Endorsement Committee
Head, Interventional Radiology Department
Dawali Clinic
Riyadh, Saudi Arabia