BackTable Vascular & Interventional7 Tammi 2025

Ep. 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. --- This podcast is supported by: Reflow Medical https://www.reflowmedical.com/ --- 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. --- 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/

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Ep. 628 Techniques for Managing Biliary Drain Complications with Dr. Ahsun Riaz

Patients and IRs alike dread the persistent cycles of malfunction and repeated procedures that often accompany biliary drains. What can you do to keep patients off the doorstep of reintervention? In t...

27 Maalis 47min

Ep. 627 Radial Access for Peripheral Interventions: Techniques & Considerations with Dr. Shailendra Singh

Radial roots, peripheral reach! Radial to peripheral (R2P) access is the focus of this week’s episode with interventional cardiologist Dr. Shailendra Singh (Pennsylvania’s Lehigh Valley Heart and Vasc...

24 Maalis 1h 7min

Ep. 626 Single Stick Vascular Access: Techniques & Benefits Explained with Dr. Kevin Wong

With the single-stick technique proving to be an effective addition to the venous line placement toolkit, what is stopping IRs from venturing beyond the traditional dual-incision approach? In this epi...

20 Maalis 33min

Ep. 625 Managing Acute Arterial Thrombosis: Devices & Approaches with Dr. Shang Loh and Dr. Khanjan Nagarsheth

The advent of newer thrombectomy devices has turned what were once hours-long surgical cutdowns into endovascular cases that last under an hour. In this episode of BackTable, host Dr. Sabeen Dhand is ...

17 Maalis 45min

Ep. 624 Integrating Spinal Cord Stimulation in Vascular Disease Management for CLTI with Dr. Mary Costantino and Jill Sommerset

Chronic limb-threatening ischemia (CLTI) represents the most advanced stage of peripheral artery disease. While many patients can be treated with endovascular or surgical revascularization, a subset o...

13 Maalis 41min

Ep. 623 CLTI: Lithotripsy and Endovascular Techniques for Below the Knee Interventions with Dr. Paul Foley

Below-the-knee (BTK) arterial disease remains one of the more challenging areas in vascular care, particularly in patients with chronic limb-threatening ischemia (CLTI), where heavy calcification comp...

10 Maalis 43min

Ep. 622 Intratumoral Immunotherapy Injections for Melanoma with Dr. Jennifer McQuade and Dr. Rahul Sheth

When standard-of-care checkpoint blockade fails in metastatic melanoma, how can oncologists and interventional radiologists join forces to turn around patient outcomes? In this episode of the BackTabl...

6 Maalis 45min

Ep. 621 Techniques for Liver Metastases Ablation: Planning & Execution with Dr. Jonas Redmond

With data increasingly positioning thermal ablation as a viable alternative to surgery for select liver metastases, the demands on the interventional oncologist have never been higher. Mastering the n...

3 Maalis 45min