BackTable / VI / Podcast / Episode #506

Transfemoral Liver Biopsy: A Novel Approach

with Dr. Kapil Wattamwar and Dr. Jacob Cynamon

It might be time to rethink your liver biopsy technique. Transfemoral transcaval core-needle liver biopsy has demonstrated key advantages over the transjugular approach and has become increasingly popular in recent years. Interventional radiologists Dr. Jacob Cynamon and Dr. Kapil Wattamwar join host Dr. Sabeen Dhand to discuss the inception and advantages of their novel approach.

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Transfemoral Liver Biopsy: A Novel Approach with Dr. Kapil Wattamwar and Dr. Jacob Cynamon on the BackTable VI Podcast

Ep 506 Transfemoral Liver Biopsy: A Novel Approach with Dr. Kapil Wattamwar and Dr. Jacob Cynamon

00:00 / 01:04

BackTable, LLC (Producer). (2025, January 7). Ep. 506 – Transfemoral Liver Biopsy: A Novel Approach [Audio podcast]. Retrieved from https://www.backtable.com

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Podcast Contributors

Dr. Jacob Cynamon

Dr. Jacob Cynamon is the director of interventional radiology at Montefiore Einstein Medical Center in New York City.

Dr. Sabeen Dhand

Dr. Sabeen Dhand is a practicing interventional radiologist with PIH Health in Los Angeles.

Dr. Kapil Wattamwar

Dr. Kapil Wattamwar is an interventional radiologist specializing in pediatrics at Montefiore Einstein Medical Center in New York City.

Synopsis

The doctors start with how they began using the transfemoral transcaval approach, along with the literature they published following adoption of this novel technique shortly thereafter. Dr. Cynamon and Dr. Wattamwar then go on to discuss the technique in detail, providing a thorough step-by-step and pausing to mention key considerations. The episode concludes with the doctors emphasizing the safety and efficacy of the transfemoral transcaval approach, citing specific findings and sharing exemplary cases.

Timestamps

00:00 - Introduction
05:47 - Percutaneous vs. Transvenous Biopsies
08:56 - Evolution of Transfemoral Biopsies
12:41 - Comparing Transjugular and Transfemoral Approaches
24:52 - Pre-Procedural Imaging and Sheath Selection
29:23 - Complications and Case Studies
35:46 - Transcaval Biopsy Technique
45:00 - Conclusion

Resources

Cynamon, 2016. Transfemoral Transcaval Core-Needle Liver Biopsy: An Alternative to Transjugular Liver Biopsy:
https://pubmed.ncbi.nlm.nih.gov/26723528/

Wattamar, 2020. Transjugular versus Transfemoral Transcaval Liver Biopsy: A Single-Center Experience in 500 Cases:
https://pubmed.ncbi.nlm.nih.gov/32798119/

Wattamar, 2022. The Use of the Transfemoral Transcaval Liver Biopsy Technique for Biopsies of Hepatic Masses:
https://pubmed.ncbi.nlm.nih.gov/36182256/

Wattamar, 2022. Transcaval Creation of a Portal Vein Target for Transjugular Intrahepatic Portosystemic Shunt in a Patient with Portal Vein Thrombosis:
https://pubmed.ncbi.nlm.nih.gov/34448032/

The Materials available on BackTable are for informational and educational purposes only and are not a substitute for the professional judgment of a healthcare professional in diagnosing and treating patients. The opinions expressed by participants of the BackTable Podcast belong solely to the participants, and do not necessarily reflect the views of BackTable.

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