Episode 919: EKG Criteria for Adenosine

Episode 919: EKG Criteria for Adenosine

Contributor: Travis Barlock, MD

Educational Pearls:

  • SVT: supraventricular tachycardia

    • Pharmacotherapy for SVT includes drugs that block the AV node, such as adenosine

  • EKG criteria before adenosine administration in SVT

  1. Regular rhythm

  2. Monomorphic: ​​all QRS complexes are identical

  • If the EKG is polymorphic, with QRS complexes displaying changing morphologies, it is unsafe to administer adenosine

    • Adenosine can worsen polymorphic VTach and lead to VFib

References

  1. Ganz, Leonard I., and Peter L. Friedman. "Supraventricular Tachycardia." New England Journal of Medicine, vol. 332, no. 3, 19 Jan. 1995, pp. 162–173, https://doi.org/10.1056/nejm199501193320307.

  2. Smith JR, Goldberger JJ, Kadish AH. Adenosine induced polymorphic ventricular tachycardia in adults without structural heart disease. Pacing Clin Electrophysiol. 1997;20(3 Pt 1):743-745. doi:10.1111/j.1540-8159.1997.tb03897.x

  3. Viskin, Sami, et al. "Polymorphic Ventricular Tachycardia: Terminology, Mechanism, Diagnosis, and Emergency Therapy." Circulation, vol. 144, no. 10, 7 Sept. 2021, pp. 823–839, https://doi.org/10.1161/circulationaha.121.055783.

Summarized by Meg Joyce, MS1 | Edited by Meg Joyce & Jorge Chalit, OMS3

Donate: https://emergencymedicalminute.org/donate/

Jaksot(1145)

Podcast 686: Vaginal Self Swabs

Podcast 686: Vaginal Self Swabs

Contributor: Jared Scott, MD Educational Pearls: Recent study evaluated vaginal self swab testing for STIs to determine if they are equally sensitive to provider-obtained swab 515 patients consented ...

29 Kesä 20213min

Podcast 685: Cultural Sensitivity with LGBTIQ+ Patients

Podcast 685: Cultural Sensitivity with LGBTIQ+ Patients

Contributor: Dr. Nick Gorton, MD Educational Pearls: Use transgender people's correct names and pronouns, the Russell study found a 56% reduction in suicide behavior with chosen name usage ⅕ to ½ of ...

28 Kesä 202110min

Podcast 684: Acidosis

Podcast 684: Acidosis

Contributor:  Nick Tsipis, MD Educational Pearls: pH 7.45=alkalemia If pH low and pCO2 high, indicates a respiratory acidosis If pH low and pCO2 low, indicates metabolic acidosis After determining ty...

23 Kesä 20216min

Podcast 683: Zofran vs. Haldol for Cannabinoid Hyperemesis Syndrome

Podcast 683: Zofran vs. Haldol for Cannabinoid Hyperemesis Syndrome

Contributor: Jared Scott, MD Educational Pearls: Around 30 patients with cannabinoid hyperemesis syndrome (CHS) randomized treatment in three arms with 8mg Zofran, Haldol 0.05 mg/kg, and Haldol 0.1 ...

22 Kesä 20215min

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 5,00...

21 Kesä 20216min

Podcast 681: Internal Hernias

Podcast 681: Internal Hernias

Contributor: Adam Barkin, MD Educational Pearls: Internal hernias, when bowel herniates through iatrogenic or congenital defect in mesentery, represent 1-6% of all small bowel obstructions Mortality...

16 Kesä 20215min

Podcast 680: Coronary Artery Dissection

Podcast 680: Coronary Artery Dissection

Contributor: Adam Barkin, MD Educational Pearls: Spontaneous coronary artery dissection (SCAD) is the most common cause of acute MI in women under 50 years old Risk factors include fibromuscular dys...

15 Kesä 20214min

Podcast 679: Antibiotics for CAP

Podcast 679: Antibiotics for CAP

Contributor: Peter Bakes, MD Educational Pearls: Community-acquired pneumonia (CAP) is normally stratified into outpatient-candidates vs. inpatient candidates for treatment For outpatient treatment,...

9 Kesä 20217min

Suosittua kategoriassa Tiede

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