WhiteBoard Medicine - Emergency And Critical Care

Continuous Renal Replacement Therapy (CRRT) can feel confusing — especially when trying to differentiate between CVVH, CVVHD, and CVVHDF. In this episode, we provide a clear, side-by-side comparison of all three modalities so you can understand how each works, when they are used, and how solute and fluid removal differ. We break down convection vs diffusion, replacement fluid vs dialysate, ultrafi...

Continuous Venovenous Hemodialysis (CVVHD) is a core modality of continuous renal replacement therapy (CRRT) — but many clinicians struggle to fully understand how diffusion-based clearance works in the ICU. In this episode, we break down CVVHD step-by-step, including dialysate flow, solute diffusion, ultrafiltration control, effluent rates, clearance principles, and how CVVHD differs from CVVH an...

Continuous Venovenous Hemodiafiltration (CVVHDF) is one of the most complex — and most misunderstood — modalities of continuous renal replacement therapy (CRRT). In this episode, we break down CVVHDF from the ground up, including diffusion vs convection, dialysate and replacement fluid, solute clearance, ultrafiltration control, and how this modality differs from CVVH and CVVHD. We walk through IC...

Continuous Venovenous Hemofiltration (CVVH) Explained | ICU CRRT Deep Dive Continuous venovenous hemofiltration (CVVH) is a core modality of continuous renal replacement therapy (CRRT) used in critically ill ICU patients, particularly those with hemodynamic instability who cannot tolerate intermittent dialysis. In this episode, we take a deep dive into the physiology, mechanisms, and clinical appl...

In this episode, we break down waveform interpretation in critical care, focusing on arterial line waveforms, end tidal capnography (ETCO₂) waveforms, and central venous pressure (CVP) waveforms used in ICU patient monitoring. Learn how to interpret hemodynamic and respiratory monitoring waveforms, understand the physiology behind waveform components, and apply waveform analysis to mechanical vent...

In this episode, we break down spontaneous breathing trials (SBT) and extubation criteria used in the ICU to evaluate ventilator weaning and readiness for extubation. Learn how spontaneous breathing trials are performed, how to calculate and interpret the rapid shallow breathing index (RSBI), and how pressure support, CPAP, and T-piece trials compare in assessing patient breathing during mechanica...

In this episode, we take a deep dive into spontaneous breathing trial methods used in the ICU, focusing specifically on pressure support trials, CPAP trials, and T-piece trials. Learn how each approach works, how they differ physiologically, and how they are used to evaluate patient breathing during mechanical ventilation. We break down the mechanics of each spontaneous breathing trial, including...

In this episode, we break down arterial line monitoring and arterial pressure waveform interpretation in a clear, step-by-step review designed for healthcare learners and critical care clinicians. You’ll learn how arterial lines work, how pressure transducers detect blood pressure, and how to interpret arterial waveforms including the systolic upstroke, dicrotic notch, and mean arterial pressure....

In this episode, we explain calcium repletion during blood transfusion, focusing on citrate toxicity, dosing strategies, and practical clinical management. Designed for nursing students, ICU clinicians, and emergency and critical care professionals, this episode provides a clear, step-by-step guide to understanding how massive or rapid transfusion can affect calcium levels and why timely correctio...

In this episode, we deliver an ICU Sedation & Analgesia Masterclass, combining essential assessment tools and core medications used in mechanically ventilated patients. We cover the RASS (Richmond Agitation Sedation Scale), CPOT (Critical Care Pain Observation Tool), and CAM-ICU (Confusion Assessment Method for the ICU) alongside key ICU medications: propofol, dexmedetomidine (Precedex), fenta...

In this episode, we present a comprehensive ICU sedation and analgesia guide, covering four essential medications used in mechanically ventilated patients: propofol, dexmedetomidine (Precedex), fentanyl, and ketamine. Designed for nursing students, ICU clinicians, and emergency and critical care professionals, this episode provides a structured, practical overview of how to manage sedation and pai...

In this episode, we compare sedation and analgesia options in the ventilated patient, focusing on four key ICU medications: propofol, dexmedetomidine (Precedex), fentanyl, and ketamine. Designed for nursing students, ICU clinicians, and emergency and critical care professionals, this episode provides a practical framework for choosing and managing sedatives and analgesics in mechanically ventilate...

In this episode, we explain Ketamine for analgesia and sedation in mechanically ventilated patients, offering a practical ICU guide to dosing, clinical effects, and safety considerations. Designed for nursing students, ICU clinicians, and emergency and critical care professionals, this episode walks through how ketamine is used to provide both pain control and sedation in critically ill patients....

In this episode, we cover Fentanyl for analgesia in mechanically ventilated patients, providing a practical ICU-focused guide to dosing, monitoring, and safe pain management. Designed for nursing students, ICU clinicians, and emergency and critical care professionals, this episode explains how fentanyl is used to control pain and improve comfort in critically ill patients. We review fentanyl’s mec...

In this episode, we break down Dexmedetomidine use in the ventilated patient, focusing on dosing strategies, clinical benefits, and essential monitoring in critical care. Designed for nursing students, ICU clinicians, and emergency and critical care professionals, this episode provides a clear, practical guide to using dexmedetomidine for sedation in mechanically ventilated patients. We explain ho...

In this episode, we explore Propofol infusion in the ventilated patient, focusing on safe dosing, essential monitoring, and key safety considerations in critical care. Designed for nursing students, ICU clinicians, and emergency and critical care professionals, this episode provides a practical, step-by-step guide to using propofol for sedation in mechanically ventilated patients. We explain how p...

In this episode, we cover ICU Assessment Essentials by breaking down three of the most important bedside tools in critical care: the RASS (Richmond Agitation Sedation Scale), CPOT (Critical Care Pain Observation Tool), and CAM-ICU (Confusion Assessment Method for the ICU). This episode is designed for nursing students, ICU clinicians, and healthcare professionals who want a practical, easy-to-foll...

In this episode, we explain the CAM-ICU (Confusion Assessment Method for the ICU) — a validated and widely used tool for detecting delirium in critically ill patients. Designed for nursing students, ICU clinicians, and healthcare professionals, this episode provides a clear, practical guide to understanding how the CAM-ICU works and how to perform an accurate delirium assessment at the bedside. We...

In this episode, we explain the CPOT Score (Critical Care Pain Observation Tool) — an essential assessment tool used to evaluate pain in critically ill patients who cannot communicate verbally. Perfect for nursing students, ICU clinicians, and healthcare professionals, this episode walks you through how the CPOT scale works, how to score each category, and how it improves pain management in critic...

In this episode, we break down the RASS Score (Richmond Agitation Sedation Scale) — a widely used clinical tool for assessing a patient’s level of agitation and sedation in critical care settings. Whether you’re a nursing student, medical professional, or healthcare learner preparing for exams or clinical practice, this episode provides a clear, step-by-step explanation of how the RASS scale works...

Packed Red Blood Cells (PRBCs), Platelets, Fresh Frozen Plasma (FFP), Prothrombin Complex Concentrate (PCC), and Cryoprecipitate are the foundational transfusion products used to treat anemia, bleeding, and coagulopathy. Understanding what each product does and how to choose the right one is essential for safe and effective patient care. In this episode, we provide a practical, high-yield overview...

Fresh Frozen Plasma (FFP), Prothrombin Complex Concentrate (PCC), and Cryoprecipitate are core coagulation products used in bleeding and coagulopathy management — but knowing which product to choose and when is essential for safe, effective care. In this episode, we break down the key differences between FFP, PCC, and cryoprecipitate, focusing on composition, indications, and clinical decision-mak...

Cryoprecipitate transfusion is a targeted therapy used to correct hypofibrinogenemia and specific coagulation factor deficiencies in bleeding patients. In this episode, we break down when to give cryoprecipitate, how to dose it, and what fibrinogen targets matter most in everyday clinical practice. This discussion covers: What cryoprecipitate is and what it contains Indications for cryoprecipitate...

Platelet transfusion is a common intervention in thrombocytopenia, bleeding, and peri-procedural care — but knowing when to transfuse, what thresholds to use, and how to balance risks and benefits is critical. In this episode, we walk through a practical, evidence-based approach to platelet transfusion decision-making, focusing on real-world clinical scenarios rather than slide-based teaching. Top...

Prothrombin Complex Concentrate (PCC) is a powerful, targeted coagulation therapy used in urgent bleeding and anticoagulation reversal. In this episode, we walk through what PCC is, when to use it, how to dose it, and what safety considerations matter most in real-world clinical practice. This audio-focused discussion covers: What Prothrombin Complex Concentrate (PCC) contains Common indications,...