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!



Episoder(1145)

Podcast #227: CPR-Induced Consciousness

Podcast #227: CPR-Induced Consciousness

Author: Nick Hatch, M.D. Educational Pearls CPR-induced consciousness is a phenomenon that occurs when someone who was previously unconscious and is undergoing CPR regains consciousness and makes pur...

20 Jul 20173min

Podcast #226: Biphasic Anaphylaxis

Podcast #226: Biphasic Anaphylaxis

Author: Sam Killian, M.D. Educational Pearls Anaphylaxis is common in the ED. These patients are treated and then usually watched for 4-6 hours. Biphasic happens in patients that have a complete reso...

18 Jul 20173min

Podcast #225: Rhogam

Podcast #225: Rhogam

Author: Dylan Luyten, M.D. Educational Pearls Rhogam is commonly used when an Rh negative woman has an Rh positive fetus. It is commonly used in the ER in the setting of a miscarriage. Rh(+) fetal bl...

16 Jul 20174min

Deep Dive #4: Pediatric Type I DKA

Deep Dive #4: Pediatric Type I DKA

Author: Justin Harper Justin Harper, a paramedic married to a pediatric nurse, discovered his own son had type I diabetes 2 years ago. Despite their medical experience, this diagnosis came as surprise...

14 Jul 201747min

Brewcast Part VIII: Cannabis in Colorado

Brewcast Part VIII: Cannabis in Colorado

Author: Dr. Larry Wolk, Executive Director and Chief Medical Officer for the Colorado Department of Public Health and Environment. Topic: Dr. Larry Wolk educates us on how cannabis has affected Colora...

9 Jul 201717min

Brewcast Part VII: A Patient's Perspective on Medical Marijuana

Brewcast Part VII: A Patient's Perspective on Medical Marijuana

Authors: Don Stader, M.D. & Lauren Gibbs Topic: Lauren breaks the stoner stereotype and explains how marijuana has positively impacted her life.

8 Jul 201720min

Brewcast Part VI: Synthetic Marijuana

Brewcast Part VI: Synthetic Marijuana

Author: Erik Verzemnieks, M.D. Topic: Erik speaks about how slightly altering the chemical composition of marijuana can create a drug with drastic effects on the human body. WARNING: Explicit Language

7 Jul 201712min

Brewcast Part V: Researching Cannabis

Brewcast Part V: Researching Cannabis

Author: Sophie Yorkwilliams -B.A. (Psychology) -Dual Ph.D. Candidate, Clinical Psychology and Neuroscience. Expected graduation: 2020 Topic: Studying cannabis comes with its own set of challenges. Fin...

6 Jul 201717min

Populært innen Vitenskap

fastlegen
tingenes-tilstand
rekommandert
jss
rss-nysgjerrige-norge
vett-og-vitenskap-med-gaute-einevoll
rss-rekommandert
sinnsyn
forskningno
villmarksliv
nordnorsk-historie
fjellsportpodden
smart-forklart
rss-paradigmepodden
aldring-og-helse-podden
diagnose
pod-britannia
rss-overskuddsliv
abid-nadia-skyld-og-skam
tomprat-med-gunnar-tjomlid