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PODCAST

Emergency Medical Minute

Emergency Medical Minute

Our near daily podcasts move quickly to reflect current events, are inspired by real patient care, and speak to the true nature of what it"s like to work in the Emergency Room or Pre-Hospital Setting. Each medical minute is recorded in a real emergency department, by the emergency physician or clinical pharmacist on duty – the ER is our studio and everything is live.

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All Episodes

07:54

Episode 908: Sympathomimetic Drugs

Emergency Medical Minute ·

2024/06/17

Contributor: Taylor Lynch MD Educational Pearls: Overview: Sympathomimetic drugs mimic the fight or flight response, affecting monoamines such as dopamine, norepinephrine, and epinephrine Limited therapeutic use, often abused. Types: Amphetamines: Methamphetamine, Adderall, Ritalin, Vyvanse MDMA (Ecstasy) Cocaine (Both hydrochloride salt & free based crack cocaine) Theophylline (Asthma treatment) Ephedrine (For low blood pressure) BZP, Oxymetazoline (Afrin), Pseudoephedrine (Sudafed) MAO

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03:46

Episode 907: Wide-Complex Tachycardia

Emergency Medical Minute ·

2024/06/12

Contributor: Travis Barlock MD Educational Pearls: Wide-complex tachycardia is defined as a heart rate > 100 BPM with a QRS width > 120 milliseconds Wide-complex tachycardia of supraventricular origin is known as SVT with aberrancy Aberrancy is due to bundle branch blocks Mostly benign Treated with adenosine or diltiazem Wide-complex tachycardia of ventricular origin is also known as VTach Originates from ventricular myocytes, which are poor inherent pacemakers Dangerous rhythm

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03:46

Episode 906: Case Study of Hypernatremia

Emergency Medical Minute ·

2024/06/03

Contributor: Aaron Lessen MD Educational Pearls: The case: A gentleman came in from a nursing home with symptoms concerning for sepsis. He was hypotensive, hypoxic, febrile, and mentally altered. His past medical history included previous strokes which had left him with deficits for which he required a feeding tube. Initial workup included some point of care labs which revealed a sodium of 165 mEq/L (normal range 135-145) Hypernatremia What causes it? Dehydration, from insufficient

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02:37

Episode 905: Oseltamivir (Tamiflu) for Influenza

Emergency Medical Minute ·

2024/05/27

Contributor: Aaron Lessem MD Educational Pearls: Oseltamivir (Tamiflu) is an antiviral medication used commonly to treat influenza Trials show that the medication reduces the duration of illness by less than 1 day (~16 hours in one systematic review) Benefit only occurs if taken within 48 hours of symptom onset Must be taken for 5 days A 2024 meta-analysis reviewed 15 randomized-controlled trials for the risk of hospitalization No reduction in hospitalizations with oseltamivir in

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02:11

Episode 904: Cardiovascular Risks of Epinephrine

Emergency Medical Minute ·

2024/05/20

Contributor: Aaron Lessen MD Educational Pearls: Epinephrine is essential in the treatment of anaphylaxis, but is epinephrine dangerous from a cardiovascular perspective? A 2024 study in the Journal of the American College of Emergency Physicians Open sought to answer this question. Methods: Retrospective observational study at a Tennessee quaternary care academic ED that analyzed ED visits from 2017 to 2021 involving anaphylaxis treated with IM epinephrine. The primary outcome was

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02:47

Episode 903: Treating Precipitated Opioid Withdrawal

Emergency Medical Minute ·

2024/05/13

Contributor: Aaron Lessen MD Educational Pearls: Opioid overdoses that are reversed with naloxone (Narcan), a mu-opioid antagonist, can precipitate acute withdrawal in some patients Treatment of opioid use disorder with buprenorphine can also precipitate withdrawal Opioid withdrawal symptoms include nausea, vomiting, diarrhea, and agitation Buprenorphine works as a partial agonist at mu-opioid receptors, which may alleviate withdrawal symptoms The preferred dose of buprenorphine is 16 mg

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03:13

Episode 902: Liver Failure and Cirrhosis

Emergency Medical Minute ·

2024/05/06

Contributor: Travis Barlock MD Educational Pearls: How do you differentiate between compensated and decompensated cirrhosis? Use the acronym VIBE to look for signs of being decompensated. V-Volume Cirrhosis can cause volume overload through a variety of mechanisms such as by increasing pressure in the portal vein system and the decreased production of albumin. Look for pulmonary edema (dyspnea, orthopnea, wheezing/crackles, coughing up frothy pink sputum, etc.) or a tense abdomen.

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02:43

Episode 901: Underdosing in Status Epilepticus

Emergency Medical Minute ·

2024/04/29

Contributor: Aaron Lessen MD Educational Pearls: Lorazepam (Ativan) is dosed at 0.1 mg/kg up to a maximum of 4 mg in status epilepticus Some ED protocols only give 2 mg initially The maximum recommended dose of levetiracetam (Keppra) is 60 mg/kg or 4.5 g In one retrospective study, only 50% of patients received the correct dose of lorazepam For levetiracetam, it was only 35% of patients Underdosing leads to complications Higher rates of intubations More likely to progress to

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02:35

Episode 900: Ketamine Dosing

Emergency Medical Minute ·

2024/04/22

Contributor: Travis Barlock MD Educational Pearls: Ketamine is an NMDA receptor antagonist with a wide variety of uses in the emergency department. To dose ketamine remember the numbers 0.3, 1, and 3. Pain dose For acute pain relief administer 0.3 mg/kg of ketamine IV over 10-20 minutes (max of 30 mg). Note: There is evidence that a lower dose of 0.1-0.15 mg/kg can be just as effective. Dissociative dose To use ketamine as an induction agent for intubation or for procedural sedation

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03:51

Episode 899: Thrombolytic Contraindications

Emergency Medical Minute ·

2024/04/15

Contributor: Travis Barlock MD Educational Pearls: Thrombolytic therapy (tPA or TNK) is often used in the ED for strokes Use of anticoagulants with INR > 1.7 or PT >15 Warfarin will reliably increase the INR Current use of Direct thrombin inhibitor or Factor Xa inhibitor aPTT/PT/INR are insufficient to assess the degree of anticoagulant effect of Factor Xa inhibitors like apixaban (Eliquis) and rivaroxaban (Xarelto) Intracranial or intraspinal surgery in the last 3 months

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03:44

Episode 898: Takotsubo Cardiomyopathy

Emergency Medical Minute ·

2024/04/10

Contributor: Ricky Dhaliwal, MD Educational Pearls: Takotsubo cardiomyopathy, also known as "broken heart syndrome,” is a temporary heart condition that can mimic the symptoms of a heart attack, including troponin elevations and mimic STEMI on ECG. The exact cause is not fully understood, but it is often triggered by severe emotional or physical stress. The stress can lead to a surge of catecholamines which affects the heart (multivessel spasm/paralysed myocardium). The name "Takotsubo" comes

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04:33

Episode 897: Adrenal Crisis

Emergency Medical Minute ·

2024/04/01

Contributor: Ricky Dhaliwal MD Educational Pearls: Primary adrenal insufficiency (most common risk factor for adrenal crises) An autoimmune condition commonly known as Addison's Disease Defects in the cells of the adrenal glomerulosa and fasciculata result in deficient glucocorticoids and mineralocorticoids Mineralocorticoid deficiency leads to hyponatremia and hypovolemia Lack of aldosterone downregulates Endothelial Sodium Channels (ENaCs) at the renal tubules Water follows sodium

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02:30

Podcast 896: Cancer-Related Emergencies

Emergency Medical Minute ·

2024/03/25

Contributor: Travis Barlock, MD Educational Pearls: Cancer-related emergencies can be sorted into a few buckets: Infection Cancer itself and the treatments (chemotherapy/radiation) can be immunosuppressive. Look out for conditions such as sepsis and neutropenic fever. Obstruction Cancer causes a hypercoagulable state. Look out for blood clots which can cause emergencies such as a pulmonary embolism, stroke, superior vena cava (SVC) syndrome, and cardiac tamponade. Metabolic Cancer

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02:28

Episode 895: Indications for Exogenous Albumin

Emergency Medical Minute ·

2024/03/18

Contributor: Travis Barlock MD Educational Pearls: There are three indications for IV albumin in the ED Spontaneous bacterial peritonitis (SBP) Patients with SBP develop renal failure from volume depletion Albumin repletes volume stores and reduces renal impairment Albumin binds inflammatory cytokines and expands plasma volume Reduced all-cause mortality if IV albumin is given with antibiotics Hepatorenal syndrome Cirrhosis of the liver causes the release of endogenous

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07:45

Episode 894: DKA and HHS

Emergency Medical Minute ·

2024/03/11

Contributor: Ricky Dhaliwal, MD Educational Pearls: What are DKA and HHS? DKA (Diabetic Ketoacidosis) and HHS (Hyperosmolar Hyperglycemic State) are both acute hyperglycemic states. DKA More common in type 1 diabetes. Triggered by decreased circulating insulin. The body needs energy but cannot use glucose because it can’t get it into the cells. This leads to increased metabolism of free fatty acids and the increased production of ketones. The buildup of ketones causes acidosis. The

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02:34

Episode 893: Home Treatments for Button Battery...

Emergency Medical Minute ·

2024/03/04

Contributor: Aaron Lessen MD Educational Pearls: Button batteries cause alkaline corrosion and erosion of the esophagus when swallowed Children swallow button batteries, which create a medical emergency as they can perforate the esophagus A recent study compared various home remedies as first-aid therapy for button battery ingestion Honey, jam, normal saline, Coca-Cola, orange juice, milk, and yogurt The study used a porcine esophageal model to assess resistance to alkalinization with

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05:07

Episode 892: Tourniquets

Emergency Medical Minute ·

2024/02/27

Contributor: Ricky Dhaliwal, MD Educational Pearls: What can you do to control bleeding in a penetrating wound? Apply direct pinpoint pressure on the wound as well as proximal to the wound. Build a compression dressing. How do you build a compression dressing? Think about building an upside-down pyramid with the gauze. Consider coagulation agents such as an absorbent gelatin sponge material, microporous polysaccharide hemispheres, oxidized cellulose, fibrin sealants, topical thrombin, or

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43:28

Pharmacy Phriday #11: Riddles, Medical Jargon, NNT,...

Emergency Medical Minute ·

2024/02/23

Contributors: Kali Olson PharmD, Travis Barlock MD, Jeffrey Olson MS2 Summary: In this episode of Pharmacy Phriday, Dr. Kali Olson joins Dr. Travis Barlock and Jeffrey Olson in studio to discuss a variety of interesting topics in the form of a segment show. Dr. Kali Olson earned her Doctorate of Pharmacy from the University of Colorado, Skaggs School of Pharmacy and completed a PGY1 residency at Detroit Receiving Hospital and a PGY2 residency in Emergency Medicine at Denver Health. She now works as

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04:55

Episode 891: Hypothermia

Emergency Medical Minute ·

2024/02/19

Contributor: Taylor Lynch MD Educational Pearls Hypothermia is defined as a core body temperature less than 35 degrees Celsius or less than 95 degrees Fahrenheit Mild Hypothermia: 32-35 degrees Celsius Presentation: alert, shivering, tachycardic, and cold diuresis Management: Passive rewarming i.e. remove wet clothing and cover the patient with blankets or other insulation Moderate Hypothermia: 28-32 degrees Celsius Presentation: Drowsiness, lack of shivering, bradycardia,

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04:06

Podcast 890: Outdoor Cold Air for Croup

Emergency Medical Minute ·

2024/02/14

Contributor: Jared Scott MD Educational Pearls: Croup is a respiratory condition typically caused by a viral infection (e.g., parainfluenza). The disease is characterized by inflammation of the larynx and trachea, which often leads to a distinctive barking cough. A common treatment for croup is the powerful steroid dexamethasone, but it can take up to 30 minutes to start working. A folk remedy for croup is to take the afflicted child outside in the cold to help them breathe better, but does it

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