Bedside ultrasound in tox cases: an idea whose time has come?

July 22, 2014, 11:05 pm

sonosite-micromaxx-1 Is there a role for point-of-care bedside ultrasound imaging in overdose cases? Quite possibly. My recent column in Emergency Medicine News discussed this question. To read it, click here.

Related post:

Ultrasound visualization of ingested tablets: good idea or wild-goose chase?…

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Fatal caffeine overdose: useful paper despite BuzzFeed-worthy title

July 20, 2014, 3:56 pm

KFDA – NewsChannel 10 / Amarillo News, Weather, Sports

★★½☆☆

Fatal Caffeine Intoxication: A Series of Eight Cases from 1999 to 2009. Banerjee P et al. J Forensic Sci 2014 May;59:865-868.

Abstract 

This article is classic example of scientific bait and switch, a deceptive tactic not dissimilar to the use of “click bait” by websites like BuzzFeed. The …

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Two cases of laboratory-confirmed exposure to 25B-NBOMe

July 18, 2014, 5:51 pm

25I-NBOMe blotter paper

25I-NBOMe blotter paper

★★★☆☆

Two cases of severe intoxication associated with analytically confirmed use of the novel psychoactive substances 25B-NBOMe and 25C-NBOMe. Tang MHY et al. Clin Toxicol 2014 Jun;52:561-565.

Abstract

The NBOMe series of drugs are substituted phenethylamines. They act as agonists at both the 5-HT2A receptors and the α-receptors. Because of these actions, they can cause both hallucinations …

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Case report: guanfacine overdose

July 17, 2014, 7:52 pm

Intuniv (Guanfacine)

Intuniv (Guanfacine)

★★★☆☆

Prolonged Bradycardia and Hypotension Following Guanfacine Extended Release Overdose. Walton J et al. J Child Adolesc Psychopharmacol 2014 Jul 10 [Epub ahead of print]

Reference 

Guanfacine is a central α2-agonist with a mechanism of action similar to that of clonidine. Originally marketed as an antihypertensive agent, it is now available as an extended-release preparation (Imtuniv) …

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Review of cannabinoid hyperemesis syndrome

July 16, 2014, 9:41 pm

potleaf205-thumb-205x205★★★☆☆

A hot mess: A case of hyperemesis. Cheung E et al.  Can Fam Physician 2014 Jul;60:633-637.

Full Text

With medical marijuana now legal in 23 states plus the District of Columbia, and recreational marijuana legal in 2 states, it is essential that all emergency and primary care physicians become familiar with the adverse effects that can ensue from regular use …

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Tox Tunes #84: Pass the Dutchie (Musical Youth)

July 13, 2014, 5:50 pm

The term “dutchie” now refers to a marijuana product, possibly a “blunt” made from a cigar such as a Dutch Masters. But it probably didn’t in 1982 when the British reggae band Musical Youth released this hit. The song is a cover of the Mighty Diamonds’ “Pass the Koutchie” — a “koutchie” being a pipe …

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Acute respiratory distress syndrome following intralipid emulsion therapy

July 12, 2014, 6:24 pm

intralipid★★½☆☆

Acute respiratory distress syndrome following verapamil overdose treated with intravenous lipid emulsion; A rare life-threatening complication. Martin C et al.  Ann Fr Anesth Reanim 2014 [Epub ahead of print]

Reference

This interesting French case report is a textbook example of how not to use intralipid emulsion therapy (ILE) in calcium-channel-block (CCB) overdose.

It describes a 51-year-old woman who present to …

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Mussel Beach: Paralytic Shellfish Poisoning

July 11, 2014, 6:06 pm

mussels-pot-1024x683★★★☆☆

Paralytic Shellfish Poisoning: A Case Series. Hurley W et al. West J Emerg Med 2014 Jul;15:378-381.

Full Text

Paralytic shellfish poisoning (PSP)is caused by saxitoxin,  an alkaloid produced by certain marine dinoflagellates and released during algae blooms that produce a so-called “red tide.” (Actually, the water can be various colors, or even clear, during these blooms.) The …

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TPR Podcast Episode #5: Don’t Harsh Our Mellow, Dude!

July 10, 2014, 10:46 pm

Earlier this year, Pulitzer Prize-winning New York Times columnist Maureen Dowd published a column describing her misadventures with legalized edible marijuana products in Denver, shortly after recreational marijuana was legalized in Colorado. Apparently not understanding the toxicology or pharmacology of THC and other marijuana constituents, she ingested multiple doses of an infused candy bar and became, it is accurate to say, epically baked. This podcast reviews papers discussing the pharmacokinetics of marijuana, as well as potential adverse health effects of marijuana use. Guaranteed not to give you the munchies.

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