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 810: Tooth Replantation

Podcast 810: Tooth Replantation

Contributor: Jarod Scott, MD Educational Pearls: There is a 1-hour window for tooth replantation in ED Cold milk is often best transport media unless there is access to specialized solutions (Hank's ...

5 Syys 20224min

Podcast 809: Achilles Tendon Rupture

Podcast 809: Achilles Tendon Rupture

Contributor: Aaron Lessen, MD Educational Pearls: Achilles tendon rupture usually presents in younger, healthy patients after a sports injury Patients typically present complaining of an abrupt onset...

30 Elo 20224min

Podcast 808: BVM and PEEP Valve

Podcast 808: BVM and PEEP Valve

Contributor: Dylan Luyten, MD Educational Pearls: Positive End Expiratory Pressure (PEEP) is positive pressure within the lungs and maintained throughout the entire respiratory cycle. It is the press...

29 Elo 20224min

Podcast 807: Ring Removal Tricks

Podcast 807: Ring Removal Tricks

Contributor: Jared Scott, MD Educational Pearls: If a patient is in significant pain, a digital block can be helpful. Pain management alone may allow for manual ring removal.  Ring cutters and trauma...

23 Elo 20224min

Podcast 806: Normal ECGs

Podcast 806: Normal ECGs

Contributor: Jared Scott, MD Educational Pearls: Physicians are typically advised not to trust computer interpretation of ECGs Retrospective study was done of computer interpreted normal ECGs to eva...

22 Elo 20223min

Podcast 805: Tunneled Peritoneal Catheter

Podcast 805: Tunneled Peritoneal Catheter

Contributor: Aaron Lessen, MD Educational Pearls: Patients with recurrent ascites may need frequent outpatient or emergency department paracentesis which can be time consuming and uncomfortable for p...

16 Elo 20223min

Podcast 804: Brugada Criteria for V Tach

Podcast 804: Brugada Criteria for V Tach

Contributor: Peter Bakes, MD Educational Pearls: Tachycardia describes a heart rate of >120 beats per minute Wide Complex describes a QRS duration of >120 ms or 3 small boxes on a standard EKG The ma...

9 Elo 20226min

Podcast 803:  Sedation During Intubation

Podcast 803: Sedation During Intubation

Contributor: Aaron Lessen, MD Educational Pearls: Awareness with recall of paralysis can occur in intubated and ventilated patients receiving paralytic medications  Patients who suffer from this eff...

8 Elo 20223min

Suosittua kategoriassa Tiede

tiedekulma-podcast
rss-mita-tulisi-tietaa
rss-poliisin-mieli
docemilia
radio-antro
utelias-mieli
filocast-filosofian-perusteet
rss-sosiopodi
ihanat-ipanat
mielipaivakirja
rss-bios-podcast
rss-duodecim-lehti
rss-ammamafia
rss-laakaripodi
rss-opeklubi