What is this tachycardia that alternates from wide to narrow to wide?
This is 50-something who presented after a seizure and was unconscious and tachycardic: There is a wide complex, followed by a narrow complex,…
A middle aged man with ST depression and a narrow window of opportunity
Written by Pendell Meyers I received a text at 18:13 of an ECG taken several minutes prior, with no clinical information and only the question…
An irregularly irregular wide complex tachycardia
This was written by Pendell Meyers, a G2 of the Stony Brook residency who has a keen interest in ECGs and who is going to start to help edit…
Atrial fibrillation with RVR: use POCUS to assess volume; then sinus vs. SVT: use of Lewis leads
An elderly man with a history of diabetes and HTN presented with lethargy and weakness, decreased urine output, and hypotension. There…
20 year old woman with dizziness and hypotension
This is posted courtesy of Jaber Ibrahim Almajbri. He posted it on Facebook EKG club and gave me permission to post it here. This 20…
One Hour Lecture: Supraventricular Tachycardias (including ED management of atrial fibrillation)
This is a lecture on ED diagnosis and management of supraventricular tachycardias: Sinus Tach Paroxysmal SVT Atrial Fibrillation Atrial…
A 20-something with palpitations and dizziness. What action will you take?
I have posted on this topic before, but whenever I think that readers completely understand it, I find there are still many who do not. …
Atrial fibrillation with rapid ventricular response with ECG injury pattern
This elderly woman presented hypotensive, pale, and tachycardic. Here is the initial ECG. There is an irregularly irregular rhythm…