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ECG Blog #396 — Why the Flat Line?

Ken Grauer, MD

The February 11, 2020 post ( LA-RA reversal ). The March 18, 2020 post ( LA-RA reversal ). The July 28, 2020 post ( RA-LL reversal ). The August 28, 2020 post ( LA-LL reversal ). The November 19, 2020 post ( LA-LL reversal ). The July 29, 2018 post ( LA-RA reversal ). The November 27, 2021 post ( LA-RA reversal ).

EKG/ECG 442
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ECG Blog #436 — Bigeminy or Alternans?

Ken Grauer, MD

See My Comment in the June 1, 2020 post in Dr. Smith's ECG Blog — for review of Pleomorphic VT. . = == Related ECG Blog Posts to Today’s Case: ECG Blog #36 — Reviews irregular wide tachycardias ( with distinction between Torsades de Pointes vs Polymorphic VT discussed in Figure-3 in this post ).

EKG/ECG 401
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ECG Blog #380 — What is "Swirl"?

Ken Grauer, MD

The history and associated deep anterior S waves (ie, the reciprocal of tall lateral lead R waves ) will suggest LVH rather than Precordial Swirl ( See ECG Blog #254 and My Comment at the bottom of the page in the February 6, 2020 and June 20, 2020 posts in Dr. Smith's ECG Blog ).

EKG/ECG 362
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Imported Malaria

Pediatric EM Morsels

falciparum accounts for >70% of cases of imported malaria , primarily seen in those returning from travel in Sub-Saharan Africa (Mischlinger 2020) Other species include P. 2020 Mar 11;33(2):e00104-19. vivax , P. malariae , and the less common P. knowlesi and P. simium (Forgie 2022) P. vivax and P. vivax , P. knowlesi and P.

Seizures 278
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Post-Tonsillectomy Hemorrhage: ReBaked Morsel

Pediatric EM Morsels

2020 Sep;38(9):1943. Epub 2020 Jan 29. Epub 2022 Aug 6. PMID: 35988367. Nebulized tranexamic acid for post-tonsillectomy hemorrhage in children: a promising game changer. Am J Emerg Med. doi: 10.1016/j.ajem.2020.01.042. 2020.01.042. PMID: 32024591. Rohe E, Gresham M, Rohde R, Cass L, Brinkmeier JV, Childers A.

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Ultrasound in Cardiac Arrest

Mount Sinai EM

Ultimately, given the heterogeneity of studies in terms of timing & application and definition of cardiac motion, ultrasound is considered an adjunct to CPR with a class 2b recommendation in the 2020 AHA guidelines.

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Traveling Ticks: Tickborne Illnesses and International Travel

Pediatric EM Morsels

This is true of hard ticks , which carry the majority of bacteria and viruses which can infect humans (Rochlin 2020) This is not true when the infectious agent is carried by a soft tick. Rochlin 2020) Shares many of the same symptoms as African tick-bite fever. In the US, outbreaks have been linked to rental cabins near national parks.

CDC 161