Allergy-Immunology Archives - The Emergency Medical Minute

Allergy-Immunology

Episode 904: Cardiovascular Risks of Epinephrine

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…

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Podcast 890: Outdoor Cold Air for Croup

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…

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Podcast 886: Cough in Kids

Contributor: Ricky Dhaliwal, MD Educational Pearls: Croup Caused by: Parainfluenza, Adenovirus, RSV, Enterovirus (big right now) Age range: 6 months to 3 years Symptoms: Barky cough Inspiratory stridor (Severe = stidor at rest) Use the Westley Croup Score to gauge the severity Treatment: High flow, humidified, cool oxygen Dexamethasone 0.6 mg/kg oral, max 16mg Severe:…

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Podcast 879: A Case of Pediatric Anaphylactic Shock

Contributor: Dr. Taylor Lynch Educational Pearls: Time of arrival until intubation was 26 minutes but nobody tried anterior neck access like a cricothyrotomy until his dad arrived Traditional ACLS protocol is not enough for anaphylactic respiratory arrest Circulating O2 from compressions alone is not enough to sustain the brain Patients need a definitive airway and…

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Podcast 838: Sternoclavicular Septic Arthritis

Contributor: Aaron Lessen, MD Educational Pearls: Septic arthritis of the sternoclavicular joint is uncommon accounting for <1% of septic arthritis cases Immunosuppression and IV drug use increases the risk  Can account for up to 17% of septic arthritis cases in patients who use IV drugs Symptoms are typically vague with pain presenting around where the…

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Podcast 800: Mortality in Fevers

Contributor: Aaron Lessen, MD Educational Pearls: A recent study evaluated the association between the degree of fever and mortality rate in patients presenting to a set of Emergency Departments in Israel Febrile patients with a temperature > 38.0 C were recorded and these patients were compared against local death records to determine the all-cause 30-day…

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Podcast 697: Kounis Syndrome

Contributor: Aaron Lessen, MD Educational Pearls: Kounis syndrome is an allergic acute coronary syndrome Triggers include medications (antibiotics), insect bites, or other common allergens Believed to be due to mast cell activation, inflammatory cytokines, and platelet activation causing coronary vasospasm or plaque rupture in setting of existing atherosclerosis Consider Kounis syndrome in the setting of…

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COVID-19 Digest: Bacille Calmette-Guérin (BCG) Vaccine for Treating COVID-19

Host: Elizabeth Esty, MD In the US, few people receive vaccination for tuberculosis (TB), a disease that hasn’t been a major killer here for many decades.  But while we in the US mostly experience TB as a relatively rare but real threat in its multidrug resistant form, particularly in patients with HIV–or in Victorian novels–TB…

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Podcast # 466: Subacute Sclerosing Panencephalitis

Author: Nicholas Hatch, MD Educational Pearls: Measles has a period of infectivity starts before the appearance of the characteristic rash, up to 4-5 days A devastating consequence of measles is Subacute Sclerosing Panencephalitis (SSPE), which manifests 7-10 years after the initial measles infection SSPE is a central nervous system disease that has no cure and…

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Podcast # 437 : Myasthenia Gravis

  Podcast # 437 : Myasthenia Gravis Author: Gretchen Hinson, MD Educational Pearls: Myasthenia gravis (MG) is an antibody mediated autoimmune disorder against the acetylcholine receptors at the neuromuscular junctions. Bimodal age distribution (20’s-30’s: women; 60’s-70’s: men) Presents with fluctuating muscle weakness typically worse at the end of the day with upper extremities affected more…

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