Dr Athanasios (Thanos) Diamantopoulos is a Consultant Interventional Radiologist at Guy’s and St Thomas' and a Senior Clinical Lecturer (Hon) at King’s College London. He qualified in 2004 from the medical school of University of Patras in Greece. He holds a PhD in experimental prevention of contrast induced nephropathy.

He has been trained in all aspects of general and interventional radiology and he has completed a fellowship at Guy’s and St Thomas prior to been appointed as a consultant at the same hospital. He has been board certified by the European Board of Interventional Radiologists (EBIR) and is the current clinical lead for Interventional Radiology at Guys and St Thomas Interventional Radiology Department.

Dr Diamantopoulos has authored or co-authored many peer-reviewed original scientific papers and book chapters. In addition, he has given many scientific presentations and is regularly invited as a lecturer in National and International conferences. He is the primary investigator (PI) and co-investigator in numerous studies and has been awarded a Fellowship of the Cardiovascular and Interventional Radiology Society of Europe (FCIRSE) for his contribution in interventional radiology and cardiovascular imaging. Since 2019 he serves as an elected member in the research committee of CIRSE. 

He specialises in minimally invasive, image guided vascular, non-vascular and interventional oncology procedures both in adults and children. He distinguishes himself by performing cutting-edge procedures that include all aspects of basic and advanced interventional radiology procedures. In an effort to deliver the best possible results, Dr Diamantopoulos likes to incorporate the latest technological advances into his treatment methods such as drug eluting technologies, carbon dioxide angiography, the latest atherectomy techniques and all the newest ablation technologies.