Atrial TachycardiaAVNRT AV nodal re-entrant tachycardiaAVRT: AV Reciprocating Tachycardia (through accessory pathway)junctional tachycardianarrow complex tachycardiaRetrograde P-waves11 Min Read Hans HelsethonApril 30, 2025 What is this rhythm? And what should we do about it? This was written by Hans Helseth, with Ken Grauer, and a bit of help from Smith Without any patient information, how might you interpret…
atrial flutter with 1:1 conductionflecainidenarrow complex tachycardia3 Min Read Steve SmithonSeptember 17, 2021 Narrow Complex Tachycardia at a Rate of 220 40-something yo who is on flecainide and diltiazem had sudden onset chest pain, palpitations, shortness of breath and diaphoresis:…
Concealed conduction in WPW and accessory pathwaysDual AV nodal pathwaysLatent Accessory pathwaynarrow complex tachycardiaSupraventricular Tachycardia (PSVT)5 Min Read Steve SmithonMarch 25, 2021 20-something with anxiety. Pulse is 169. Then 229. Then 169. Then 229. Latent conduction vs. Concealed Conduction. 3 Pathways. A young woman in her third trimester of pregnancy had complained of panic attacks on multiple occasions. She presented to the ED…
Lewis Leadnarrow complex tachycardiaSupraventricular Tachycardia (PSVT)3 Min Read Steve SmithonMarch 20, 2018 Hypotensive and Tachycardic in Clinic: A Quick Ticket to the ED and Lewis Leads This was contributed by one of our fine interns, Aaron Robinson. A 40-something male cancer patient presented to clinic for a routine follow…
automatic rhythmjunctional tachycardiaLewis Leadnarrow complex tachycardiaToxicology3 Min Read Steve SmithonAugust 30, 2017 A fast narrow complex rhythm. A 50-something called 911 for palpitations. He was tachycardic and diaphoretic. POCUS cardiac ultrasound was hyperdynamic. Medics…
Adenosineatrial flutternarrow complex tachycardia4 Min Read Steve SmithonAugust 23, 2017 What happens when you give adenosine to a patient with this rhythm? A 40-something presented with palpitations and had a regular pulse at 170. Here is his 12-lead ECG: The computer reads supraventricular…