22 results
Ventricular Fibrillation
• Completely disorganized 
• Immediate cessation of cardiac output, no associated pulse 
• No discernible
Ventricular Fibrillation ... discernible P waves, QRS complexes ... #Ventricular #Fibrillation ... #VFib #Diagnosis ... #Cardiology #Tachycardia
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Digoxin-Associated Arrhythmias ... • Atrial fibrillation ... with Complete Heart ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Atrial Fibrillation - Diagnosis, Causes, Presentations
Causes (PIRATES):
 - Pulmonary embolism 
 - Ischemia (cardiac) 
 -
Atrial Fibrillation ... - Diagnosis, Causes ... prezapour #Atrial #Fibrillation ... #AFib #Diagnosis ... PIRATES #Emergency #Cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia: • AFib ... WPW vs PMVT vs AFib ... unless certain of AFib ... known QRS • AFib ... #cardiology
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
Orthodromic AVRT: Narrow complex ... pathway first - A-fib ... WolffParkinsonWhite #WPW #Cardiology ... #ECG #EKG #Electrocardiogram ... #Clinical #Diagnosis
Ventricular Fibrillation on POCUS Echocardiogram - Subcostal 4 Chamber

50's male witnessed arrest. Unknown hx. AED no
Diagnosis? ... Fine Vfib can be ... Wide complex rhythm ... #VFib #S4C #POCUS ... Echocardiogram #ultrasound #Cardiology
Ventricular Fibrillation on POCUS Echocardiogram - Parasternal Short Axis

50's male witnessed arrest. Unknown hx. AED no
Diagnosis? ... Fine Vfib can be ... Wide complex rhythm ... #VFib #PSAX #POCUS ... Echocardiogram #ultrasound #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... (AFL), Atrial Fibrillation ... (V-Fib, VF) ... #Differential #Diagnosis ... #Causes #cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
- Differential Diagnosis ... Sinus Bradycardia, AFib ... Irregular: Sinus Arrhythmia ... Sinus Arrest, AFib ... Slow Vent Rate, AFib
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... finding) • Atrial Arrhythmia ... * (e.g., A-Fib also ... Incomplete or Complete ... Embolism #AcutePE #diagnosis