23 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
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Framework and Management ... : • Regular: Sinus ... • Irregular: Sinus ... Arrhythmia, Sinus ... Unstable Bradycardia Management
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (2) Sinus ... Regular (1) Sinus ... HR < 60 (1) Sinus ... 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 ... Arrhythmia Phasic Sinus ... presence of AV block ... #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Framework and Management ... Regular SVT: Sinus ... Fibrillation, MAT, Sinus ... AFIb w/ variable block ... #cardiology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
• Unexplained sinus ... Dysrhythmia, heart block ... cardiac death Management ... Myocarditis #Diagnosis #Management ... #Cardiology
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
• Third degree block ... or 3rd degree block ... unclear origin • Sinus ... Indications #PPM #cardiology ... #management
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• During sinus ... • In sinus rhythm ... or slowing of sinus ... #cardiology #ekg ... ecg #diagnosis #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
QRS widening • Sinus ... of conduction block ... Hyperkalemia #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
High-grade AV Block ... • During sinus ... #Highgrade #AVBlock ... Advanced #diagnosis #cardiology ... #ecg #ekg #electrocardiogram