Podcast 682: Snake Bites

Podcast 682: Snake Bites

Contributor: Gretchen Hinson, MD

Educational Pearls:

  • Pit vipers include cottonmouths, rattlesnakes, and copperheads
    • All have folding long fangs, triangular face, and elliptical pupils
  • About 5,000 snakebites per year reported to Poison Control
  • Initially develop a local reaction (swelling, bruising, pain, bullae)
  • Complications can include
  • 25% of snake bites result in no envenomation (dry bites)
  • 20% of bites have serious side-effects, which can include hematologic, cardiovascular, neurologic and, muscular abnormalities, or even anaphylaxis to the envenomation itself
  • Minor symptoms should be observed for 12-24 hours
  • Moderate to severe symptoms are typically treated with antivenom
  • CroFab and other antivenoms are expensive, with costs upwards of $3200 per vial wholesale, though newer agents are cheaper
  • Treat with 4-6 vials of CroFab initially with moderate symptoms and subsequent redosing with

References

Buchanan JT, Thurman J. Crotalidae Envenomation. [Updated 2021 Jan 29]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2021 Jan.

Kanaan NC, Ray J, Stewart M, et al. Wilderness Medical Society Practice Guidelines for the Treatment of Pitviper Envenomations in the United States and Canada. Wilderness Environ Med. 2015;26(4):472-487. doi:10.1016/j.wem.2015.05.007

Summarized by John Spartz, MS4 | Edited by Erik Verzemnieks, MD

The Emergency Medical Minute is excited to announce that we are now offering AMA PRA Category 1 credits™ via online course modules. To access these and for more information, visit our website at www.emergencymedicalminute.com/cme-courses/ and create an account.

Donate to EMM today!



Jaksot(1145)

Podcast 656: Rashes

Podcast 656: Rashes

Contributor:  Peter Bakes, MD Educational Pearls: Lyme disease gives a single expanding target lesion with central clearing called erythema chronicum migrans Erythema multiforme is another targetoid ...

7 Huhti 20217min

Podcast 655: Hypothermia in Sepsis

Podcast 655: Hypothermia in Sepsis

Contributor: Adam Barkin, MD Educational Pearls: Fever is an adaptive response to infection, but elderly and immunocompromised patients may not be able to mount a hyperthermic response in sepsis Pati...

6 Huhti 20213min

Podcast 654: Depression in COVID

Podcast 654: Depression in COVID

Contributor: Aaron Lessen, MD Educational Pearls: Survey study compared depression symptom prevalence in the United States at the beginning of COVID compared to data acquired by a similar survey for...

5 Huhti 20213min

Podcast 653: Nitroglycerin Disimpaction

Podcast 653: Nitroglycerin Disimpaction

Contributor: Ricky Dhaliwal, MD, JD Educational Pearls: Glucagon administered intravenously has a high rate of adverse events (nausea/vomiting) with very weak evidence NItroglycerin too has very lim...

30 Maalis 20212min

Podcast 652: Prosthetic Hip Dislocation

Podcast 652: Prosthetic Hip Dislocation

Contributor: Jared Scott, MD Educational Pearls: While it is rare to have a native hip dislocation, it is relatively common to dislocate a prosthetic hip The mechanism for dislocation is usually add...

29 Maalis 20215min

Dr. Don Stader Shares Personal Experience of Losing his Mother to COVID-19 and Ruminates on the Culture of Death in Medicine (UnfilterED #12 Excerpt)

Dr. Don Stader Shares Personal Experience of Losing his Mother to COVID-19 and Ruminates on the Culture of Death in Medicine (UnfilterED #12 Excerpt)

A heartfelt excerpt from our most recent UnfilterED episode with Dr. Don Stader.

26 Maalis 202120min

Podcast 651: Hereditary Angioedema

Podcast 651: Hereditary Angioedema

Contributor: Katie Sprinkel, MD Educational Pearls: Hereditary angioedema (HA) is an autosomal dominant bradykinin-mediated disease affecting the airway, skin or gastrointestinal tract and typically...

23 Maalis 202110min

Podcast 650: PNES

Podcast 650: PNES

Contributor: Katie Sprinkel, MD Educational Pearls: Psychogenic Non-Epileptic Seizures (PNES) are due to a psychogenic rather than an epileptic cause Despite common assumption, PNES are not always v...

22 Maalis 20216min

Suosittua kategoriassa Tiede

tiedekulma-podcast
rss-mita-tulisi-tietaa
rss-poliisin-mieli
rss-duodecim-lehti
docemilia
radio-antro
filocast-filosofian-perusteet
rss-ammamafia
rss-luontopodi-samuel-glassar-tutkii-luonnon-ihmeita
rss-sosiopodi
utelias-mieli
rss-astetta-parempi-elama-podcast
rss-tiedetta-vai-tarinaa