Critical Matters

In this episode of Critical Matters, Dr. Sergio Zanotti discusses the management of acute type B aortic dissection. He is joined by Dr. Firas Mussa, a vascular surgeon and professor at McGovern Medical School at UTHealth Houston. Dr. Mussa also holds a joint appointment with Imperial College in London. Additional resources: Management of Acute Type B Aortic Dissection. FF Mussa and P Kougias. N Engl J of Med 2025: https://pubmed.ncbi.nlm.nih.gov/40902163/ 2022 ACC/AHA Guideline for the Diagnosis and Management of Aortic Disease: A Report of the American Heart Association/American College of Cardiology Joint Committee on Clinical Practice Guidelines. EM Isselbacher, et al. Circulation 2022: https://pubmed.ncbi.nlm.nih.gov/36322642/ Society for Vascular Surgery (SVS) and Society of Thoracic Surgeons (STS) Reporting Standards for Type B Aortic Dissections. JV Lombardi, et al. J Vasc Surg 2020: https://pubmed.ncbi.nlm.nih.gov/32001058/ Endovascular repair of type B aortic dissection: long-term results of the randomized investigation of stent grafts in aortic dissection trial. INSTEAD-XL Trial. CA Nienaber, et al. Circ Cardiovasc Inter 2013: https://pubmed.ncbi.nlm.nih.gov/23922146/ Books mentioned in this episode: A Dangerous Liaison: A Revelatory New Biography of Simon de Beauvoir and Jean-Paul Satre. By Carole Seymour-Jones: https://bit.ly/3L0pIov A Time For All Things: The Life of Michael E. DeBakey. By Craig Miller, et al.: https://bit.ly/44B2uMw

In this episode, Dr. Zanotti discusses the role of Procalcitonin in the ICU. He is joined by Dr. Simran Gupta, an infectious disease specialist at Brigham & Women's Hospital in Boston. Dr. Gupta has additional training in Clinical Research, Transplant, and Infectious Disease. She recently published an article on reassessing the role of Procalcitonin in critically ill patients with sepsis. Additional resources: Reassessing Procalcitonin-Guided Antibiotic Therapy in Critically Ill Patients with Sepsis: Lessons from the ADAPT-Sepsis Trial. S. Gupta, et al. Clinical Infectious Disease 2025: https://pubmed.ncbi.nlm.nih.gov/40579227/ Biomarker-Guided Antibiotic Duration for Hospitalized Patients With Suspected Sepsis: The ADAPT-Sepsis Randomized Clinical Trial. JAMA 2025: https://pubmed.ncbi.nlm.nih.gov/39652885/ Procalcitonin-guided antibiotic therapy may shorten the length of treatment and may improve survival- a systematic review and meta-analysis. M Papp, et al. Crit Care 2023: https://pubmed.ncbi.nlm.nih.gov/37833778/ Books and entertainment mentioned in this episode: Shantaram: A Novel. By Gregory David Roberts: https://bit.ly/4ovVHKX SHANTARAM – Apple TV series: https://tv.apple.com/us/show/shantaram/umc.cmc.atxsrive40xli3zh3uxjimut

In this episode, Dr. Sergio Zanotti discusses the assessment of peripheral perfusion as a tool to guide treatment in septic shock. Specifically, he dives into Capillary Refill Time. He is joined by Dr. Eduardo Kattan, a critical care and anesthesia physician. Dr. Kattan is an Assistant Professor at the Pontificia Catholic University of Chile, where he also serves as Adult Critical Care Program Director and Director of Research and Academics in the Department of Critical Care Medicine. A prolific investigator, he focuses his research on septic shock and medical education. Dr. Rattan is the Co-Principal Investigator of the recently published ANDROMEDA-SHOCK 2 clinical trial. Additional resources: Personalized Hemodynamic Resuscitation Targeting Capillary Refill Time in Early Septic Shock. The ANDORMEDA-SHOCK-2 Randomized Clinical Trial. JAMA 2025: https://jamanetwork.com/journals/jama/fullarticle/2840823 Effect of Resuscitation Strategy Targeting Peripheral Perfusion Status vs Serum Lactate Levels on. 28-Day Mortality Among Patients With Septic Shock. The ANDROMEDA-SHOCK Randomized Clinical Trial. JAMA 2019: https://jamanetwork.com/journals/jama/fullarticle/2724361 Perspectives on peripheral perfusion assessment. Eduardo Kattan, et al. Curr Opin Crit Care 2023: https://pubmed.ncbi.nlm.nih.gov/37078639/ Books mentioned in this episode: The Little Prince. By Antoine de Saint-Exupery: https://bit.ly/49YcSRJ The Autumn Ghost: How the Battle Against a Polio Epidemic Revolutionized Modern Medical Care. By Hannah Wunsch: https://bit.ly/4i9PiUf

In this episode, Dr. Sergio Zanotti discusses the administration of vasopressor agents through peripheral intravenous lines (or what we refer to as “peripheral vasopressors”). He is joined by Dr. Elizabeth Munroe, a practicing pulmonary/critical care physician and an Assistant Professor of Pulmonary and Critical Care at Intermountain Health in Salt Lake City, Utah. Her research interests include evidence-based resuscitation practices in early sepsis and septic shock, vasopressor administration practices, peripheral vasopressor use, and clinical trials, particularly novel, pragmatic clinical trial designs. Additional resources: Peripheral Vasopressor Use in Early Sepsis-Induced Hypotension. ES Munroe, et al. JAMA Network 2025: https://pubmed.ncbi.nlm.nih.gov/40864467/ Early Restrictive or Liberal Fluid Management for Sepsis-Induced Hypotension. Shapiro NI, et al. CLOVERS Trial. New Engl J of Med 2025: https://pubmed.ncbi.nlm.nih.gov/36688507/ Overview of Peripheral Vasopressor Use in an Academic Health System. D Shyu, et al. Ann Am Thorac Soc 2025: https://pubmed.ncbi.nlm.nih.gov/40126143/ Safety of peripheral intravenous administration of vasoactive medication. J Cardenas-Garcia, et al. J Hosp Med 2015: https://pubmed.ncbi.nlm.nih.gov/26014852/ Books mentioned in this episode: Ending Medical Reversal- Improving Outcomes, Saving Lives. By Vinayak K. Parsad, et al: https://bit.ly/4nhCNam

Fluid overload is a common problem in critically ill patients. In this episode, Dr. Sergio Zanotti discuss recognizing and managing fluid overload in the ICU with guest Dr. Michael J. Connor, Jr., a practicing intensivist and nephrologist. Dr. Connor is a Professor and Senior Physician of Critical Care Medicine & Nephrology at the Divisions of Pulmonary, Allergy, Critical Care, and Sleep Medicine and Renal Medicine at Emory University School of Medicine. Additionally, he serves as the director of critical care nephrology at the Emory Critical Care Center at Grady Memorial Hospital. Additional resources European Society of Intensive Care Medicine Clinical Practice Guideline on fluid therapy in adult critically ill patients: Part 3- fluid removal at de-escalation phase. Intensive Care Med 2025: https://pubmed.ncbi.nlm.nih.gov/40828463/ Optimizing Fluid Therapy in the Critically Ill. International Fluid Academy website – 2025: https://www.fluidacademy.org/2025/01/17/optimising-fluid-therapy-in-the-critically-ill-introduction-to-7d/ Fluid overload in the ICU: evaluation and management. R. Claure-Del Granado and R. L. Mehta. BMC Nephrology 2016: https://pubmed.ncbi.nlm.nih.gov/27484681/ Books and music mentioned in this episode: Think Again: The Power of Knowing What You Don’t Know. By Adam Grant: https://bit.ly/4gZvz9c RUSHMERE. By Mumford & Sons: https://bit.ly/473FzKc

Originally posted in April of 2023, we are sharing this episode of Critical Matters again as Dr. Sergio Zanotti's discussion about the long journey to healing and recovery for those who've survived critical illness in the ICU remains pertinent and important. This conversation features Dr. Margaret Herridge, Professor of Medicine, Senior Scientist in Critical Care and Respiratory Medicine at the University of Toronto. Dr. Herridge is also Director of Critical Care Research. Director of the RECOVER Program, and Clinical Director of the Grace RECOVER Program for Chronic Critical Illness, in the University Health Network, Toronto, Canada. Additional Resources: Outcomes after Critical Illness. M. Herridge and E. Azoulay: https://pubmed.ncbi.nlm.nih.gov/36884324/ Neuropsychological sequelae and impaired health status in survivors of severe acute respiratory distress syndrome. Hopkins RO, et al: https://pubmed.ncbi.nlm.nih.gov/10390379/ One-year outcomes in survivors of the acute respiratory distress syndrome. Herridge m, et al: https://pubmed.ncbi.nlm.nih.gov/12594312/ Long-term cognitive impairment after critical illness. Pandharipande PP, et al: https://pubmed.ncbi.nlm.nih.gov/24088092/ The RECOVER Program: disability risk groups and 1-year outcome after 7 or more days of mechanical ventilation. Herridge M, et al: https://pubmed.ncbi.nlm.nih.gov/26974173/ Determinants of long-term outcome in ICU survivors: results from the FROG-ICU study. Gayat E, et al: https://pubmed.ncbi.nlm.nih.gov/29347987/ Symptoms of anxiety and depression in family members of intensive care unit patients. Pochard F, et al: https://pubmed.ncbi.nlm.nih.gov/11588447/ Books Mentioned in this Episode: Bel Canto. By Ann Patchett: bit.ly/3nWs7Vp Commonwealth. By Ann Patchett: bit.ly/43pWSCt

In this episode, Dr. Sergio Zanotti discusses ECPR–Extracorporeal Cardiopulmonary Resuscitation. ECPR is still be considered a niche therapy, but its relevance and availability are increasing. He is joined by Dr. Adam Green, a practicing intensivist at Cooper University Health Care and an Associate Professor of Medicine at Cooper Medical School of Rowan University (CMSRU). Dr. Green is the director of research for the division of Critical Care and has authored over 50 peer-reviewed publications. He has been part of the ECMO team at Cooper since its inception. Additional resources: Extracorporeal cardiopulmonary resuscitation for refractory cardiac arrest. The Lancet Respiratory Medicine 2025: https://www.sciencedirect.com/science/article/pii/S2213260025001225 Effect of Intra-arrest Transport, Extracorporeal Cardiopulmonary Resuscitation, and Immediate Invasive Assessment and Treatment on Functional Neurologic Outcome in Refractory Out-of-Hospital Cardiac Arrest. JAMA 2022: https://jamanetwork.com/journals/jama/fullarticle/2789313 Association between increasing institutional experience with ECPR and outcomes in patients with out-of-hospital cardiac arrest: A nationwide multicenter observational study in Japan (the JAAM–OHCA registry) RESUSCITATION 2025: https://www.resuscitationjournal.com/article/S0300-9572(24)00862-1/fulltext Early Extracorporeal CPR for Refractory Out-of-Hospital Cardiac Arrest. N Eng J of Med 2023: https://www.nejm.org/doi/full/10.1056/NEJMoa2204511 Books mentioned in this episode: The Perfect Predator: A Scientist’s Race to Save Her Husband from a Deadly Superbug. By S. Strathdee and T Patterson: https://amzn.to/3Hxjmez

In this episode, Dr. Sergio Zanotti discusses clinical guidelines for the transfusion of platelets and fresh frozen plasma (FFP) in critically ill patients. He is joined by Dr. Angel Coz Yataco, a practicing pulmonary critical care physician. Dr Coz Yataco is on the faculty of the Cleaveland Clinic Main Campus. He is also the lead author of the recently published American College of Chest Physicians Clinical Practice Guidelines on “Transfusion of Fresh Frozen Plasma and Platelets in Critically Ill Adults.” Additional resources: American College of Chest Physicians Clinical Practice Guidelines on Transfusion of Fresh Frozen Plasma and Platelets in Critically Ill Adults. Coz Yataco a, et al. CHEST 2025: https://pubmed.ncbi.nlm.nih.gov/40074060/ Platelet Transfusion 2025 AAB and ICTMG International Clinical Practice Guidelines. JAMA 2025: https://pubmed.ncbi.nlm.nih.gov/40440268/ Platelet Transfusion before CVC Placement in Patients with Thrombocytopenia. Van Baarle LF, et al. New Eng J of Med 2023: https://www.nejm.org/doi/full/10.1056/NEJMoa2214322 Books mentioned in this episode: Think Again: The Power of Knowing What You Don’t Know. By Adam Grant: https://bit.ly/404783f

In this episode, Dr. Sergio Zanotti discusses the different aspects of managing pneumonia in critically ill patients. He covers the initial management of severe pneumonia, management of ventilator-associated pneumonia, and highlights the clinical approach to non-resolving pneumonia in the intensive care unit (ICU). He is joined by Dr. Andre Kalil, a physician specializing in critical care and infectious diseases. Dr. Kalil is a Professor in the Division of Infectious Diseases and Director of Transplant Infectious Diseases at the University of Nebraska Medical Center (UNMC). Additional resources: How to approach a patient hospitalized for pneumonia who is not responding to treatment? Pedro Povoa, et al. Intensive Care Med 2025: https://link.springer.com/article/10.1007/s00134-025-07903-3 Management of Adults With Hospital-acquired and Ventilator-associated Pneumonia: 2016 Clinical Practice Guidelines by the Infectious Diseases Society of America and the American Thoracic Society. Andre Kalil, et al. Clin Infect Dis. 2016: https://pmc.ncbi.nlm.nih.gov/articles/PMC4981759/ Management of Ventilator-Associated Pneumonia: Guidelines. M Metersky and Andre c. Kalil. Infect Dis Clin North Am. 202: https://pubmed.ncbi.nlm.nih.gov/38280768/ Hydrocortisone in Severe Community-Acquired Pneumonia. CAPE-COD Clinical Trial. N Eng J of Med 202: https://www.nejm.org/doi/full/10.1056/NEJMoa2215145 Continuous vs. Intermittent β-Lactam Antibiotic Infusions in Critically Ill Patients with Sepsis. BLING III Clinical Trial. JAMA 2024: https://jamanetwork.com/journals/jama/fullarticle/2819971 Music mentioned in this episode: Pat Metheny Group – We Live Here: https://bit.ly/44gt8Jl Antonio Carlos Jobin – Terra Basilis: http://bit.ly/4k4Amq1 Mahler: Symphony No.9 – Chicago Symphony Orchestra: http://bit.ly/4k9sXWn

In this episode of, Dr. Sergio Zanotti explores the vital role of enteral nutrition in the ICU—a foundational element in the prevention and treatment of disease-related malnutrition among critically ill patients. He is joined by Dr. Leah Gramlich, a distinguished gastroenterologist and physician nutrition specialist from the Royal Alexandra Hospital in Alberta, Canada. Dr. Gramlich is a Professor of Medicine at the University of Alberta and the founding president of the Canadian Nutrition Society. She has also served on the Board of Directors for the American Society for Parenteral and Enteral Nutrition and chaired the Canadian Malnutrition Task Force, bringing deep expertise to this essential topic. Additional resources: Enteral Nutrition in Hospitalized Adults. Lead Gramlich, Peggi Guenter. New Engl J Med 2025: https://pubmed.ncbi.nlm.nih.gov/40239069/ Individualized nutritional support in medical inpatients at nutritional risk: a randomized clinical trial. The EFFORT Clinical Trial. Lancet 2019: https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(18)32776-4/abstract Low versus standard calorie and protein feeding in ventilated adults with shock: a randomised, controlled, multicentre, open-label, parallel-group trial (NUTRIREA-3). Lancet Respir Med 2023: https://pubmed.ncbi.nlm.nih.gov/36958363/ The effect of higher protein dosing in critically ill patients with high nutritional risk (EFFORT Protein): an international, multicentre, pragmatic, registry-based randomised trial. Lancet 2023: https://pubmed.ncbi.nlm.nih.gov/36708732/ Books mentioned in this episode: The Overstory: A Novel. By Richard Powers: https://bit.ly/43Drra1