Radiology Cardiothoracic Imaging Podcast | RSNA

Dr. Praveen Ranganath speaks with Dr. Maximiliano Klug about his team's development of a denoised ultra low-dose chest CT technique for detecting pneumonia in immunocompromised patients. They explore how AI-based denoising improves diagnostic accuracy while dramatically reducing radiation exposure, offering promising implications for broader clinical use.

Denoised Ultra-Low-Dose Chest CT to Assess Pneumonia inIndividuals Who Are Immunocompromised. Klug et al. Radiology: Cardiothoracic Imaging 2025; 7(2):e240189.

Dr. Praveen Ranganath speaks with Drs. Erin Englund, Rick Friesen, Lorna Browne, and Alex Barker about their groundbreaking work using 4D Flow MRI at 3T to study fetal cardiovascular hemodynamics. The group explores the technical innovations, clinical applications, and future potential of this novel imaging technique in the prenatal setting.

Reliability of 4D Flow MRI for Investigation of FetalCardiovascular Hemodynamics in the Third Trimester. Englund et al. Radiology: Cardiothoracic Imaging 2024; 6(6):e240119.

Dr. Hatem Alkadhi joins host Dr. Praveen Ranganath to discuss findings from the European MRCT Registry, focusing on clinically relevant extracardiac findings seen in cardiac imaging. Together, they explore how these incidental findings can influence patient care and the growing role of radiologists in comprehensive cardiovascular imaging.

Clinically Relevant Extracardiac Findings at Cardiac Imaging: Insights from the European MR/CT Registry. Moser et al. Radiology: Cardiothoracic Imaging 2024; 6(5):e240117.

Dr. Praveen Ranganath is joined by Dr. Moran Drucker Iarovich and Dr. Kate Hanneman to discuss their study on using pectoralis muscle thickness in cardiac MRI as a measure of sarcopenia and its prognostic significance. Together, they explore the potential of opportunistic imaging in predicting major adverse cardiovascular events and the future of integrating these findings into clinical practice.

Cardiac MRI Pectoralis Muscle Thickness as a Measure of Sarcopenia: Prognostic Significance, Interreader Agreement, and Physiologic Correlation. Iarovich et al. Radiology: Cardiothoracic Imaging 2024; 6(6):e240147.

Dr. Praveen Ranganath discusses the intersection of cardiovascular imaging and environmental sustainability with Dr. Subhai Gunasekaran and Dr. Kate Hahnemann. They share insights from their recent review article on this topic, including the health impacts of climate change and strategies for radiologists to improve the sustainability of imaging practices.

Cardiovascular Imaging, Climate Change, andEnvironmental Sustainability. Gunasekaran et al. Radiology: Cardiothoracic Imaging 2024; 6(3):e240135.

Dr. Praveen Ranganath speaks with Dr. Bruno Hochhegger about the article "Diagnostic Performance of MRI for the Detection of Pulmonary Nodules: A Systematic Review and Meta-Analysis"

Diagnostic Performance of MRI for the Detection ofPulmonary Nodules: A Systematic Review and Meta-Analysis. Campagnolo Cavion et al. Radiology: Cardiothoracic Imaging 2024; 6(2):e230241.

Dr. Praveen Ranganath interviews Dr. Dante Capaldi and Dr. Sarah Svenningsen about their paper titled Specific Ventilation in Severe Asthma Evaluated with Noncontrast Tidal Breathing 1H MRI published in Radiology: Cardiothoracic ImagingVolume 5: Number 6—2023.

Specific Ventilation in Severe Asthma Evaluated with Noncontrast Tidal Breathing 1H MRI. Capaldi et al. Radiology: Cardiothoracic Imaging 2023; 5(6):e230054.

Dr. Praveen Ranganath shares an interview with Dr. Suhny Abbara, Editor of the Radiology: Cardiothoracic Imaging journal, at RSNA 2023.

Dr. Praveen Ranganath interviews Aishwarya Gulati, MD, Behzad Pavri, MD, and Baskaran Sundaram, MD on their paper titled Mitral Annular Disjunction: Review of an Increasingly Recognized Mitral Valve Entity published in Radiology: Cardiothoracic Imaging Volume 5, Issue 6.

Mitral Annular Disjunction: Review of an Increasingly Recognized Mitral Valve Entity. Gulati et al. Radiology: Cardiothoracic Imaging 2023; 5(6):e230131.

Host Dr. Praveen Ranganath speaks with Drs. Seth Kligerman, Albert Hsiao, and Francisco Contijoch about their article on Mapping the Spatial Extent of Hypoperfusion in Chronic Thromboembolic Pulmonary Hypertension Using Multienergy CT.

Mapping the Spatial Extent of Hypoperfusion in Chronic Thromboembolic Pulmonary Hypertension Using Multienergy CT. Bird et al Radiology: Cardiothoracic Imaging 2023; 5(4):e220221

Host Praveen Ranganath is joined by Dr. Maria Clara Lorca to discuss cardiothoracic imaging fellowship programs from the perspectives of the applicant.

Host Praveen Ranganath is joined by Dr. Domenico Mastrodicasa and Dr. Dominik Fleischman to discuss an upcoming study on the relationship between uncomplicated type B aortic dissections, CT imaging, and clinical outcomes.

Registry of Aortic Diseases to Model Adverse Events and Progression (ROADMAP) in Uncomplicated Type B Aortic Dissection: Study Design and Rationale. Mastrodicasa et al. Radiology: Cardiothoracic Imaging 2022; 4(6):e220039.

Dr. Miranda Bijvoet and Dr. Casper Mihl join host Dr. Praveen Ranganath to discuss a compelling systematic review on the atrial fibrosis through the lens of cardiac MRI, electroanatomic mapping, and histopathology.

Correlation between Cardiac MRI and Voltage Mapping in Evaluating Atrial Fibrosis. Bijvoet et al. Radiology: Cardiothoracic Imaging 2022; 4(5):e220061.

Dr. Aquino and Dr. Emrich, lead and senior authors of a paper recently published in the journal, join host @PraveenRangana9 to discuss the potential role of a novel CT-derived measurement in predicting outcomes following TAVR.

Feasibility of Coronary CT Angiography–derived Left Ventricular Long-Axis Shortening as an Early Marker of Ventricular Dysfunction in Transcatheter Aortic Valve Replacement. Aquino and Decker et al. Radiology: Cardiothoracic Imaging 2022; 4(3):e210205.

Host @PraveenRangana9 is joined by Dr. Sharma and Dr. McDermott from @MGHImaging to discuss a novel imaging-guided technique for preoperative nodule localization. Tune in and enjoy!

Preoperative CT-guided Fiducial Marker Placement for Surgical Localization of Pulmonary Nodules. McDermott and Frenk et al. Radiology: Cardiothoracic Imaging 2022; 4(1):e210194.

Host Praveen Ranganath (@PraveenRangana9) speaks with Dr. Carlos Collet and Dr. Jonathon Leipsic about their review recently published in the journal exploring advanced coronary CT techniques in planning percutaneous coronary interventions. Tune in and enjoy!

Coronary CT Angiography to Guide Percutaneous Coronary Intervention. Tzimas et al. Radiology: Cardiothoracic Imaging 2022; 4(1):e210171

Host Praveen Ranganath (@PraveenRangana9) is joined by Dr. Kate Hanneman (@KateHanneman) to discuss her recently published review on myocarditis associated with COVID-19 infection Cardiac MRI Assessment of Nonischemic Myocardial Inflammation: State of the Art Review and Update on Myocarditis Associated with COVID-19 Vaccination. Radiology: Cardiothoracic Imaging 2021; 3(6):e210252. Sanchez Tijmes et al. Tune in and enjoy!

Host Praveen Ranganath is joined by Dr. Russell Reeves, the lead author of the recently published "Cardiac Imaging Trends from 2010 to 2019 in the Medicare Population", to discuss the past, current, and future landscape of cardiac imaging trends. Tune in and enjoy!

Dr. Adrienne Campbell-Washburn joins host Praveen Ranganath to discuss her recent publication in the journal on T2-weighted lung MRI using a high performance low field strength 0.55T system.

Host Praveen Ranganath (@PraveenRangana9) is joined by Dr. Bob De Vos (@BobdeVos) to discuss his recent publication in the journal on a novel automatic calcium scoring tool for lung cancer screening CTs. The investigators used machine learning and a slab-based calcium characterization technique on chest CTs to predict cardiovascular disease risk in a large lung cancer screening cohort. Tune in and find out more!

Dr. Kyle Hasenstab @khasenst and Dr. Albert Hsiao @HsiaoMDPhD join Praveen @PraveenRangana9 on the podcast to discuss their publication in the journal "Automated CT Staging of Chronic Obstructive Pulmonary Disease Severity" @RadiologyCTI on an automated COPD CT staging system using a deep learning model. How does this CT staging system perform in predicting GOLD stage, spirometric disease progression, and mortality? Tune in and find out!

Host Praveen Ranganath @PraveenRangana9 speaks with Dr. Mark Hammer from the Brigham and Women's Hospital about his recent publication in the journal titled "Cost Effectiveness of Management Algorithms for Lung-RADS Category 4 Nodules" . Conversation topics include lung cancer screening CT, current guidelines for managing suspicious nodules, and principles of cost-effectiveness research. Which management algorithms for suspicious nodules are cost effective? Tune in and find out!

Host Praveen Ranganath (@PraveenRangana9) discusses the recently-published review titled "Chronic Lung Allograft Dysfunction: Review of CT and Pathologic Findings" with lead authors Dr. Danielle Byrne, Dr. Roland Nador, and Dr. John C English. This episode is jam packed with clinical, pathological, and radiological information on lung transplantation and chronic lung allograft dysfunction -- tune in and enjoy!

Host Praveen Ranganath (@PraveenRangana9) is joined by Dr. Stephen Hobbs (@ChestXrayDoc) to discuss the recently-published review in the journal titled "Practical Imaging Interpretation in Patients Suspected of Having Idiopathic Pulmonary Fibrosis: Official Recommendations from the Radiology Working Group of the Pulmonary Fibrosis Foundation". Tune in and learn more about this excellent one-stop-shop practical review on imaging in pulmonary fibrosis!

RSNA2021 Abstract Submission Link

Join host Praveen Ranganath as he speaks with Dr. Omar Dzaye and Dr. Michael Blaha, leaders in the field of CAC scoring, on their recently published review titled "Coronary Artery Calcium Scoring – New Insights into Clinical Interpretation: Lessons from the CAC Consortium".

Host Praveen Ranganath explores an exciting and timely new publication in the journal focused on thoracic radiological-pathological correlation of lethal COVID-19 infection. Tune in to hear the conversation with lead and senior authors Dr. Maurice Henkel, Dr. Thomas Weikert, and Dr. Alexander Sauter from Basel, Switzerland of this featured article in the current issue of Radiology: Cardiothoracic Imaging

University Hospital Basel

RadMed

Thomas Weikert, MD

Alexander Sauter, MD

Maurice Henkel, MD

Link to full CTs and path images in paper

On this episode, host Praveen Ranganath breaks down a recently-published original science paper (Raggio et al) in the journal on the relationship between exercise and PEX severity. Join Praveen in his interview with Gastón A. Rodríguez-Granillo, MD, PhD, senior author of this featured article in the current issue of Radiology: Cardiothoracic Imaging

00:00-01:02- Introduction with Dr. Abbara

01:48-05:24- Introduction with Dr. Ranganath

05:25-24:09- Interview with Dr. Rodríguez-Granillo

Register here for the RSNA Annual Meeting

On this episode, host Praveen Ranganath breaks down a recently-published original science paper (Lee et al) in the journal on spectral CT in coronary CTA for chronic total occlusions. Join Praveen as he speaks with Dr. Sung Ho Hwang, the paper's senior author, and Dr. Ronen Rubinshtein (@TelAvivUni), one of the authors of the accompanying editorial. Can spectral CT-derived coronary iodine concentration in CTO lesions predict PCI success? Tune in and find out!

00:00-01:02- Introduction with Dr. Abbara

01:48-06:29- Introduction with Dr. Ranganath

06:30-16:13- Interview with Dr. Hwang

16:14-37:09- Interview with Dr. Rubinshtein

Register here for the RSNA Annual Meeting

On this episode, host Praveen Ranganath chats about the ins and outs of intrapulmonary lymph nodes with Dr. Anton Schreuder, lead author of the recently-published paper titled Typical CT Features of Intrapulmonary Lymph Nodes: A Review.

RSNA2020 Virtual Meeting https://www.rsna.org/annual-meeting

On this episode of the podcast, host Praveen Ranganath breaks down the recent publication in Radiology: Cardiothoracic Imaging on a machine learning-based CT-FFR technique for triple rule out coronary CTAs through conversations with Dr. Simon Martin, the study's first author, and with Dr. Abdul Ihdayhid, the author of the accompanying editorial. If you're interested in coronary CTA, CT-FFR, and machine learning, dive into this episode and enjoy!

00:00-01:02 - Introduction with Dr. Abbara

05:19-17: 25 - Interview with Dr. Martin -Value of Machine Learning–based Coronary CT Fractional Flow Reserve Applied to Triple-Rule-Out CT Angiography in Acute Chest Pain. Martin et al.

17:26-58:26 - Interview with Dr. Ihdayhid- Machine Learning CT FFR: The Evolving Role of On-Site Techniques. Ihdayhid, and Zekry.

On this kickoff episode, host Dr. Praveen Ranganath discusses the recently-published RSNA Expert Consensus Statement on Reporting Chest CT Findings Related to COVID-19 with the journal's editor-in-chief Dr. Suhny Abbara, the statement's co-first authors Dr. Scott Simpson and Dr. Fernando Kay, and senior author Dr. Harold Litt.

2:20-8:44- Interview with Dr. Abbara

8:45-29:25- Interview with Dr. Simpson and Dr. Kay

29:26- 51:07- Interview with Dr. Litt