2434 results
PEA - Assessment and Management - Narrow vs Wide Complex QRS - Credit: SMACCBYTE 1st Place
vs Wide Complex QRS ... Evaluation #Assessment #NarrowComplex ... #WideComplex #Differential ... #Algorithm #QRS
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
Monophasic R • QR ... , qR, RS, Biphasic ... QRS #RBBB #Ventricular
Wide QRS Complex Tachycardia differential:

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Tachycardia #Differential #Algorithm
Wide QRS Complex ... Tachycardia differential ... #Tachycardia #Differential
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
- RR only - #QRS ... 2 dots = 3s; #QRS ... (1) Pfor every QRS ... bpm - Axis - QRS ... pacemaker - QRS
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachyarrhythmia Framework - Differential ... Diagnosis • Narrow QRS ... tachycardia • Narrow QRS ... tachycardia • Wide QRS ... #tachycardia #Differential
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
tachycardia #NarrowComplex ... #Tachycardias #differential
Algorithm for the Evaluation of Narrow-Complex Tachycardia

- Dr. Tom Fadial https://twitter.com/thame

#NarrowComplex #Tachycardia #Algorithm #Differential #Ddxof #Diagnosis
twitter.com/thame #NarrowComplex ... Tachycardia #Algorithm #Differential
Stimulated
SA node
AV node -
Un-stimulated
#PQ
(mV) 0
ECG (lead II)
QRS
#QRS
#SA node
#AV node
#Bundle of His
Bundle branches
#Purkinje fibers
#QRS
#ST
ECG (lead II) QRS ... #QRS #SA node ... Purkinje fibers #QRS
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Tachycardia - Differential ... SVT with wide QRS ... SVT with wide QRS ... #Tachycardia #Differential
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
for VT: - No RS ... northwest axis") — QRS ... dissociation (P and QRS ... Capture beats- a QRS ... the onset of the QRS