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

BackTable Vascular & Interventional

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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This podcast is supported by:

Reflow Medical

https://www.reflowmedical.com/

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SYNPOSIS

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.

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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

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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/