Airwayve
Airwayve is a Canadian anesthesia podcast made for medical students and led by medical students. It is hosted by Manuela Morgan, Ashlyn Chou, and Josephine Ding from McMaster University in Hamilton, Ontario, Canada. The show covers topics relevant to anesthesia education and medical training from a student perspective.
Episodes
S7E2 Malignant Hyperthermia
In this episode, Josephine and Manuela dive into malignant hyperthermia (MH), one of the most serious anesthetic emergencies. From calcium release and skeletal muscle physiology to recognizing the early signs of an MH crisis, we break down the pathophysiology, triggers and key principles of acute management.We also discuss how to approach patients with known or suspected MH before surgery, includi
S5E16 Coronary Artery Disease
In this episode, Josephine and Manuela explore the anesthetic considerations for patients with coronary artery disease (CAD) undergoing non-cardiac surgery. From coronary physiology and myocardial oxygen supply-demand balance to acute coronary syndromes, perioperative risk assessment and intraoperative management, they break down the key concepts every medical student should know.Whether you’re pr
S5E15 Thyroid Disease
In this episode, Jessica and Alex explore anesthetic considerations for patients with thyroid disease and those undergoing thyroidectomy. Starting with a review of thyroid physiology, they break down how hypo- and hyperthyroidism affect major organ systems and why these changes matter in the perioperative setting. The discussion covers pre-operative optimization, airway assessment, intraoperative
S6E9 Matching into Anesthesia: Post-CaRMS Reflections with Incoming PGY1s
In this episode, Alex and Josephine sit down with their colleagues Iliya and Kaitlyn, who both matched to anesthesia at McMaster University, and Tariq, who matched to anesthesia at the University of Alberta, to reflect on their journeys to residency. From choosing electives to preparing for interviews, they share practical insights and honest reflections on the CaRMS process, including parallel pl
S7E1 Hypoxia and Hypoxemia
In this Airwayve episode, we kick off our anesthetic emergencies season with a practical look at hypoxemia and hypoxia. We review the oxygen cascade, the A–a gradient, and how oxygen is transported in blood, then clarify the difference between hypoxemia and tissue hypoxia through the lens of oxygen delivery and consumption. We break down the five major causes of hypoxemia and share a stepwise appr
S5E14 Introduction to Ventilation Settings
Don’t hold your breath for this one. In this month’s episode, we take a deep dive into ventilation basics and walk through how normal respiratory physiology compares to positive-pressure ventilation in the OR. We break down core settings like FiO₂, tidal volume, respiratory rate, I:E ratio, and PEEP, then explore common ventilation modes and when you might choose each one. To round things out, we
S5E13 Liver Disease
In this episode of Airwayve, join Manuela and Tariq as they explore the anesthetic considerations for patients with liver disease. We start with a refresher on liver physiology and its vital roles in metabolism, coagulation, and drug clearance, before delving into the pathophysiology of cirrhosis and how it affects perioperative management. From there, we discuss preoperative risk assessment, intr
S5E12 Pulmonary Hypertension
In this episode of Airwayve, Alex and Josephine dive into the challenges of managing pulmonary hypertension in the OR. We begin by reviewing normal pulmonary vascular physiology, then move into the mechanisms and classifications of pulmonary hypertension. From there, we unpack the anesthetic implications, focusing on hemodynamic goals, drug choices, and monitoring strategies.To bring these princip
S5E11 Prone Positioning
In this episode of Airwayve, join Jenny and Alex as they discuss patients receiving prone positioning in the OR. We first start with the basics- what prone positioning looks like, how patients are safely flipped, and which surgeries require it. From there, we unpack the physiologic changes across cardiac, respiratory, and neurologic systems, and dive into the major complications anesthetists need
S5E10 Elevated Intracranial Pressure
In this episode of Airwayve, your hosts Alex and Jenny tackle anaesthetic considerations for patients with elevated intracranial pressure. Join us as we break down the core anatomy and physiology behind ICP, explore common pathologies and discuss the pharmacologic and non-pharmacologic strategies used to manage these complex patients in the OR. From choosing the right induction agents to adjustin
S6E8 Matching into Anesthesia: Post-CaRMS Reflections with Incoming PGY1s
In this episode, Grace and Winnie sit down with their classmates Sanjum and Irene- newly matched anesthesia residents at McMaster and U of T- to reflect on their journeys to residency. From choosing electives to preparing for interviews, they share practical insights and honest reflections on the CaRMS process, parallel planning and personal growth along the way.Whether you’re gearing up for CaRMS
S6E7 Anesthesia Subspecialties: Medical Assistance in Dying with Dr. Middleton
Join us this month with Airwayve hosts Winnie and Grace, alongside a special guest Dr. Sean Middleton to talk about medical assistance in dying (MAiD). Dr. Middleton is a staff anesthesiologist at Grand River Hospital and St. Mary’s General Hospital. In addition to his work as an anesthesiologist, he is also involved in providing MAiD. Join us as we discuss his journey into anesthesia, how his ba
S6E6 Anesthesia Subspecialties: Palliative Care with Dr. Wheeler
Join us this month with Airwayve hosts Winnie and Grace, alongside a special guest Dr. Kathleen Wheeler to talk about palliative care. Dr. Wheeler works as a staff anesthesiologist at Hamilton Health Sciences. She completed a fellowship in palliative care at McMaster University, and actually helped to pilot this program between the Department of Anesthesia and the Division of Palliative Care. She
S6E5 Anesthesia Subspecialties: Regional Anesthesia With Dr. McHardy
Join us this month with Airwayve hosts Winnie and Grace, alongside a special guest Dr. Paul McHardy to talk about regional anesthesia. Dr. McHardy is a renowned regional anesthesiologist at the Sunnybrook Health Sciences Centre. He previously served as the regional anesthesia fellowship director at Sunnybrook. Thank you to Dr. McHardy for kindly joining us on this episode. Support the show
S6E4 Anesthesia Subspecialties: Obstetrical Anesthesia With Dr. Carvalho
Join us this month with Airwayve hosts Winnie and Grace, alongside a special guest Dr. Jose Carvalho, to talk about obstetrical anesthesia. Dr. Carvalho is the former Director of Obstetric Anesthesia at Mount Sinai Hospital in Toronto, and has contributed tremendously to this subspecialty. Tune in to hear about his career in obstetrical anesthesia, tips for medical students, and some useful triath
S5E9 OSA and Obesity
Join two of our new Airwayve hosts Alex and Jenny for an episode covering anesthetic considerations. In today's talk they cover obstructive sleep apnea (OSA) and obesity, including the anatomy and physiology, risk factors, and perioperative management of these patients. Don't snooze on this episode!Credits: - Writer: Alexander Xiang, Jenny Hu- Editor: Winnie Liu, Grace Huang- Resident Ed
S6E3 Anesthesia Subspecialties: Cardiac Anesthesia with Dr. Segura
Join us this month with Airwayve hosts Grace and Winnie, alongside a special guest Dr. Juan Camilo Segura Salguero, to talk about cardiac anesthesia. Dr. Segura is a staff anesthesiologist at Hamilton Health Sciences, a subspecialist in cardiac anesthesia, and has also completed fellowships in Intensive Care and Thoracic Anesthesia at Toronto General Hospital. Tune in to hear about his journey in
S5E8 Pediatric Anesthesia
Join two of our new Airwayve hosts Irene and Alex for this month's episode covering pediatric anesthesia. In today's talk they give an overview of pediatric anesthesia, including a discussion of anatomy and physiology, preoperative and intraoperative considerations, and common pediatric problems. Remember, kids aren't just little adults, and this episode gives us a deep dive into wh
S6E2 Anesthesia Subspecialties: Neuroanesthesia with Dr. Nelli
This month's episode with Airwayve hosts Winnie and Grace is an interview with Dr. Jennifer Nelli about neuroanesthesia. Dr. Nelli is a staff anesthesiologist at Hamilton Health Sciences, a subspecialist in neuroanesthesia, and the director of McMaster's neuroanesthesia fellowship program. Tune in to hear about her journey in anesthesia, doing her fellowship in Boston, and the newest adv
S5E7 Postoperative Nausea and Vomiting
Join Airwayve hosts Winnie and Grace for another episode covering anesthetic considerations. In today's talk they cover postoperative nausea and vomiting, including the physiology of vomiting, risk factors, and prevention/management. Hopefully this episode doesn't make you feel queasy!Credits: - Writer: Muizz Hussain- Editor: Raven Kang, Winnie Liu, Grace Huang- Resident Editor: Dr. Puru
S6E1 Anesthesia Subspecialties: Chronic Pain with Dr. Adly
Join Airwayve hosts Winnie and Grace as they launch Airwayve's newest mini-series covering anesthesia subspecialties. Today they are joined by Dr. Eli Adly, a staff anesthesiologist at Hamilton Health Sciences, a chronic pain subspecialist, and the director of McMaster's chronic pain management fellowship program. Tune in to hear about her journey in anesthesia, the highlights and challe
S5E6 COPD
Join Airwayve hosts Winnie and Raven for an episode covering an important concept in respiratory physiology - ventilation and perfusion - as well as anesthetic considerations for patients with chronic obstructive pulmonary disease!Credits: - Writer: Winnie Liu- Editor: Raven Kang- Resident Editor: Dr. Puru Panchal- Staff Reviewer: Dr. Andrew SyrettSupport the show
S5E5 Obstetric Anesthesia
This month's Airwayve episode is hosted by Dorisa and one of our new hosts, Maxine! We cover some physiologic changes during pregnancy and pre-operative, intra-operative, and post-operative anesthetic considerations for obstetric patients.Credits: - Writer: Maxine Maretzki- Editor: Raven Kang- Resident Editor: Dr. Grace Martin- Staff Reviewer: Dr. Annemaria De TinaSupport the show
S5E4 Asthma
This month's Airwayve episode is hosted by Maia and one of our new hosts, Winnie! We cover some respiratory physiology, pathophysiological changes in asthma, and finally pre-operative, intra-operative, and post-operative anesthetic considerations for patients with asthma.Credits: - Writer: Winnie Liu- Editor: Raven Kang- Resident editor: Dr. Puru Panchal- Staff reviewer: Dr. Anthony ValenteSu
S5E3 Atrial Fibrillation
Join Airwayve hosts Raven and Dorisa for an episode on atrial fibrillation. This episode provides an overview of the electrical conduction system of the heart and a brief discussion on the classification of tachyarrhythmias. It also covers pathophysiology, complications, and anesthetic considerations for atrial fibrillation.Credits: - Writer: Raven Kang- Resident editor: Dr. Puru Panchal- Staff ed
S5E2 Diabetes Mellitus: Pharmacology and Emergencies
Join Airwayve hosts Raven and Maia for part two of our discussion on diabetes mellitus. In this episode, we cover pharmacology and three life-threatening emergencies: diabetic ketoacidosis, hyperosmolar hyperglycemic state, and hypoglycemia.Credits: - Writer: Raven Kang- Resident editor: Dr. Puru Panchal - Staff editor: Dr. Mohamad Sharaf AldeenSupport the show
S5E1 Diabetes Mellitus: End Organ Complications
Join Airwayve hosts Raven and Maia for an episode on anesthetic considerations for diabetes mellitus focusing on end organ complications. This episode provides an overview of cardiovascular, renal, neurological, metabolic, endocrine, and airway management implications of diabetes. Stay tuned for the next episode where we cover pharmacology and diabetic emergencies!Credits: - Writer: Raven Kang- Re
S4E7 Awake Intubation
Join Airwayve hosts Raven and Dorisa as they provide an overview of awake intubation covering the following topics, illustrated with a clinical case:Review of airway management and indicators of potentially difficult airwaysIndications and contraindications of awake airway managementAirway anatomy and innervationThe flexible fiberoptic bronchoscopeCorrection: in the podcast episode we use the term
S4E6 Regional Anesthesia Overview: Lower Extremity Peripheral Nerve Block
Join Airwayve host's Maia and Dorisa as they provide an overview of regional anesthesia using a clinical case to cover the following topics: What is regional anesthesia? An introduction to peripheral nerve blockadeIndications and contraindicationsAn overview of the Popliteal Sciatic nerve block and its relevant anatomyWhat are the techniques involved?What are common side effects and adverse e
S4E5 Neuraxial Anesthesia Overview
Join Airwayve host's Diljit and Cody as they provide an in-depth overview of neuraxial anesthesia using a clinical case to answer the following questions: What is neuraxial anesthesia?What is the relevant anatomy and physiology? What are indications and contraindications?What are the techniques involved? What are the advantages to using this modality?What are common side effects and adverse e
S4E4 Myasthenia Gravis
Join Grace and Anushka as they take a deeper dive into the role of neuromuscular blocking agents in the context of patients diagnosed with Myasthenia Gravis. We highly encourage listeners to check out Airwayve S3E2 for a refresher on neuromuscular blocking agents before jumping into today's action-packed header.Support the show
S4E3 Approach to Hypotension
This episode will outline a general approach to understanding, diagnosing, and ultimately managing intra-operative hypotension. Join Airwayve Podcast host's Diljit Gill and Cody Tran as they provide:A review on the physiology of blood pressureA general approach to diagnosing and managing intra-operative hypotensionApplying all of this to a guided clinical case scenarioCredits: - Writers: Dil
S4 E2 Volatile Agents
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S4E1 CaRMS Match Q&A
This episode introduces four new Airwayve Podcast hosts Diljit Gill, Cody Tran, James Cho, and Emily Au. Join us as we welcome back former Airwayve hosts and new Anesthesia PGY1's Dr. Grace Martin and Dr. Puru Panchal for an in depth Q&A style discussion focused on preparing for CaRMS. Support the show
S3E7: Vasopressors
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S3E8 - Laparoscopic Surgery
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S3E6 - Interview with Dr. Dimitri
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S3E5 - Aortic Stenosis
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S3E4 - Opioids
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S3E3 - Interview with Dr. Richard Cooper
Dr. Cooper a Professor Emeritus in the Faculty of Medicine at the University of Toronto. He spent his career as a Clinical anesthesiologist at University Health Network, Toronto General Hospital from 1981-2019. He was the founder and former Director of the Anesthesia Advanced Airway Fellowship at Toronto General Hospital and the Past President of The Society for Airway Management (SAM) from 2012-1
S3E2 - Neuromuscular Blocking Agents
Neuromuscular blocking agents are used to chemically paralyze skeletal muscle during surgery to: Provide paralysis of the vocal cords for intubation Enhance operating conditions for surgeons How does skeletal muscle work normally? An action potential triggers the release of acetylcholine into the neuromuscular junction, which binds to nicotinic receptors on the muscle and causes contraction. As ac
S3E1 - Induction Agents
Key principles of pharmacology :Pharmacokinetics : What the body does to the drug.A. AbsorptionD. DistributionM. MetabolismE. ExcretionPharmacodynamics: A drug’s biochemical and physiologic effects on the body. Receptor binding Receptor sensitivity Post-receptor effects 4 induction agents to familiarize yourself with for the first day in the OR:1. PropofolInhibitory neurotransmission via the GAB
How To Be a Strong Anesthesia Clerk
Happy New Year! Airwayve is back to bring you tips for your anesthesia rotations. This episode highlights the importance of professionalism in anesthesia and provides 10 practical tips to help you succeed. We thought this episode was quite timely as the second-year medical students at our institution, McMaster University, are beginning their clerkship journey. Our 10 tips for success are: 1. Be o
S2E9 - Interview with the CAS President
Dr. Dolores McKeen grew up and did her medical training in Newfoundland. She movedto Halifax to further train at the IWK on a 2-year plan, and ended up staying in NovaScotia for the last 21 years with her husband Roger, 3 adult children and asenior Yorkie-poo named Miss Molly!She has conducted research in the areas of post-operative pain management, obstetricanesthesia and health outcomes. Her cur
S2E8 - PACU Handover
This is the final episode of this series on general anesthesia! PACU handover can seem complicated, but it's ultimately about transferring professional and care responsibility for your patient after surgery. For this week's episode, remember the acronym "ISBAR" - as always, check out our step-by-step approach below:ID + Introduction: introduce yourself, the surgery team and you
S2E7 - Emergence
What is emergence? The time from discontinuation of an anesthetic to when the patient can make a non-reflex response to verbal command Maneuvers to improve the elimination of inhaled anesthetics:Increase FiO2Increase gas flow rateIncrease PEEP to prevent atelectasisFactors that affect emergence:Patient factors (e.g. obesity, advanced age, hepatic or renal insufficiency) Drug factors (e.g. dosage,
S2E6 - Maintenance
Two overarching goals for the maintenance phase of an anesthetic:Maintain appropriate depth of anestheticMaintain patient’s stabilityInhalational AnestheticsVolatile agents: sevoflurane and desflurane (most common), isoflurane (less common)Nitrous oxide: low potency, can be used in MH, flammableMinimum alveolar concentration (MAC): alveolar concentration of a specific inhaled agent that inhibits m
S2E5 - Difficult Airways
Overall approach to a difficult airwayAlways ask for help!The goal is oxygenation, not intubationYour first attempt is your best attemptDon’t panic!Preoperative Assessment (check out Episode 1 of the series for a review!)Identify risk factors for a potentially difficult airway:Difficult ventilationDifficult intubationDifficulty with patient cooperation/consentDifficult cricothyrotomyOne of the bes
S2E4 - Airway Management
Check out this great video which summarizes the steps below: https://www.youtube.com/watch?v=8AOB2PtHfVM&ab_channel=InterAnestHere are a few key steps in airway management: Ask yourself: Will I be able to mask ventilate?Will I be able to perform laryngoscopy, directly or indirectly?Will I be able to intubate this patient?Is there a significant aspiration risk?History and physical:Check your pa
S2E3 - Induction
In this episode, we discuss induction, the stage of general anesthesia that encompasses the onset of sedation, amnesia, analgesia, and sometimes akinesia. The anesthesiologist’s goals are to achieve induction smoothly and safely, maintaining the patient’s hemodynamic stability throughout.Step 1: Place monitors on patient (see Episode 2 show notes for a list of the CAS’ required monitors).*Clinical
S2E2 - Preparing the Operating Room
In this episode, we discuss setting up the operating room for a general anesthetic. The mnemonic SOAP-IM(S) is a helpful checklist for organizing all of the necessary equipment. 1. SuctionIs the suction equipment (Yankauer/suction system) present and working?2. Oxygen:Check circuit tubing, gas analyzer tubing, filter, face maskCheck for availability of back-up O2 tank3. Airway: Have a plan for pot
S2E1 - Pre-Op Evaluation
This is the first episode in series #2 (approach to general anesthesia). In this episode, we break down the pre-operative evaluation. Step 1: Confirm patient identifiers and NPO statusStep 2: Focused anesthetic historyReview of systems: CV, resp, GI, GU, neuro (Bonus: endo)PmHx/PsHx with previous surgical complications - always ask about pseudocholinesterase deficiency and malignant hyperthermiaM
S1E3 - Q/A with an Anesthesiologist
Dr. John Centofanti is an Assistant Professor in the Department of Anesthesia and Program Director of the Critical Care Residency Program McMaster University. He is also a critical care physician and anesthesiologist in Hamilton, Ontario. Join us as we ask about his unique experiences in training and his insights into a career in anesthesiology. Support the show
S1E2 - Anesthesia Myths and Scope of Practice
In this episode, we discuss the diverse roles that anesthesiologists have in the hospital and outpatient settings and tackle some stereotypes and myths about the specialty. Anesthesiologists can be seen in: The operating room and pre-op clinicsICUERLabour and deliveryOn the wards as part of the Acute Pain Service (APS) In chronic pain clinicsCommon myths:Anesthesiologists do the same things each
S1E1 - An Introduction to Anesthesia
In this episode, we provide a brief overview of our podcast, and the general modalities of anesthesia. These encompass: General Anesthesia: Provides analgesia and amnesia, with or without muscle relaxation depending on the surgical indications. The goal is to maintain normal physiological function during the operative period.Regional Anesthesia: Application of a local anesthetic to the nerves sup
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