21 results
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial complex ... look like the sinus ... premature junctional complex ... diagnosis #ekg #ecg #electrocardiogram ... #clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... presence of AV block ... diagnosis #ekg #ecg #electrocardiogram ... #variants #clinical
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... (<60 bpm) • Sinus ... Bradycardia • Sick Sinus ... • AV Block (ISt ... Differential #Diagnosis #Algorithm
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• This is a clinically ... Block • In sinus ... atrioventricular #blocks #AVBlock ... ecg #diagnosis #electrocardiogram ... #classification
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
• During sinus ... • This is a clinically ... may progress to complete ... #Highgrade #AVBlock ... cardiology #ecg #ekg #electrocardiogram
Complete (3rd Degree) Heart Block on ECG

ECG of a man brought to the ER by paramedics
Complete (3rd Degree ... ) Heart Block on ... @EM_RESUS #Complete ... HeartBlock #ECG #EKG #Electrocardiogram ... #Cardiology #Clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... presence of AV block ... diagnosis #ekg #ecg #electrocardiogram ... #variants #clinical
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV block ... interval on the electrocardiogram ... 'dropped' QRS complex ... the dropped QRS complex ... #Clinical #EM #IM
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... Pacemaker 3rd Degree, Complete ... HeartBlocks #Types #Classification ... Diagnosis #EKG #electrocardiogram
Ventriculophasic Sinus Arrhythmia - ECG Diagnosis
 • The P to P interval encompassing a QRS complex
Ventriculophasic Sinus ... encompassing a QRS complex ... intervening QRS complex ... presence of AV block ... diagnosis #ekg #ecg #electrocardiogram