29 results
Sinus pause/arrest vs Sinoatrial Block

#cardiology #diagnosis #ekg #ecg #electrocardiogram #sinuspause #sinoatrialblock
Sinus pause/arrest ... vs Sinoatrial Block ... #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
aka Advanced AV ... sinus rhythm, when ... #Highgrade #AVBlock ... #cardiology #ecg ... #ekg #electrocardiogram
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
bundle branch block ... bundle branch block ... ; RWPT, R wave peak ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
findings in acute PE ... evaluating for other causes ... Adrenergic Drive: • Sinus ... AcutePE #diagnosis #cardiology ... #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... QRS widening • Sinus ... of conduction block ... #ECG #electrocardiogram ... #cardiology #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
4 Variants of Sinus ... presence of AV block ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Ventriculophasic Sinus Arrhythmia - ECG Diagnosis
 • The P to P interval encompassing a QRS complex
Ventriculophasic Sinus ... presence of AV block ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
Advanced 2nd ... degree block • ... unclear origin • Sinus ... • Reversible causes ... Indications #PPM #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
aka Advanced AV ... sinus rhythm, when ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... #electrocardiogram