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2023 AHA Update on Management Cardiac Arrest or Life-Threatening Toxicity Due to Poisoning

EMDocs

Author: Brit Long, MD (@long_brit) // Reviewed by Alex Koyfman, MD (@EMHighAK) The American Heart Association 2023 Guideline for managing cardiac arrest or life-threatening toxicity due to poisoning was recently released. Opioid overdose remains the leading cause of cardiac arrest due to poisoning in North America. COR 2a, LOE B-NR.

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EM Quick Hits 24 Lateral Canthotomy, Cannabis Poisoning, Hyperthermia, Malignant Otitis Externa, BBB in Occlusion MI, Prone CPR

Emergency Medicine Cases

In this month's EM Quick Hits podcast: Anand Swaminathan on lateral canthotomy, Emily Austin on pediatric cannabis poisoning, Reuben Strayer on an approach to hyperthermia, Brit Long on diagnosis and management of malignant otitis externa, Jesse McLaren on ECG diagnosis of occlusion MI in patients with BBB and Peter Brindley on prone CPR.

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ToxCard: Anticholinergic Plant Toxicity

EMDocs

3-6 Clinical Presentation: Symptoms include altered mental status, tachycardia, hyperthermia, urinary retention, mydriasis, blurred vision, dry skin, hallucinations. 3-6 Clinical Presentation: Symptoms include altered mental status, tachycardia, hyperthermia, urinary retention, mydriasis, blurred vision, dry skin, hallucinations.

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Dantrolene for Malignant Hyperthermia

Resus Review

Malignant hyperthermia is a life-threatening reaction to volatile anesthetics and the neuromuscular blocking agent succinylcholine. Dantrolene acts at the ryanodine receptor blocking the release of calcium from the sarcoplasmic reticulum, and reducing the intracellular calcium, thereby countering the effects of the malignant hyperthermia.

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ACMT Toxicology Visual Pearl: The Bark with Some Bite

ALiEM

How can people become poisoned with willow bark? With severe toxicity, patients can have altered mental status, seizures, hyperthermia, and pulmonary edema. Willow tree bark extract has been used as an herbal supplement for chronic lower back pain, joint pain, osteoarthritis, sports performance, and weight loss [3].

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Fearsome Foliage - An Overview of Toxic Plants

Taming the SRU

Poison centers across the United States receive over 100,000 reports of exposures to toxic plants annually. More serious poisonings typically involve adults who ingest plants in larger quantities for recreational, self-harm, foraging or medicinal purposes (1). Spring has sprung. and so have many species of toxic plants! Decontaminate.

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Grand Rounds Recap 4.5.23

Taming the SRU

Vaishnav Hyperthermia: abnormally high body temperature due to thermoregulatory failure Severe hyperthermia: temp greater than 40.5C stent, percutaneous nephrostomy) by urology or IR Hypokalemia evaluate for EKG changes assess for underlying cause and factors that may influence ability to replete (i.e.