19 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... findings: Sinus ... > 0.7: ppv = 46% ... #AVR #leadAVR #ecg ... #cardiology
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
induced 2nd or 3rd ... • First degree AV ... unclear origin • Sinus ... #Indications #PPM ... #cardiology #management
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... • Sick Sinus ... Block (ISt/2nd /3rd ... tachyarrhythmias #Cardiology ... #Differential #Diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... the presence of AV ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Heart Block • In sinus ... block, the PP and ... #ThirdDegree #3rd ... AVBlock #Complete #cardiology ... #ekg #ecg #diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Embolism The sensitivity ... Adrenergic Drive: • Sinus ... Changes • STE in aVR ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Non-phasic sinus arrhythmia - ECG Diagnosis
• The P wave and PR interval are normal
• The PP
Non-phasic sinus ... Diagnosis • The ... normal • The PP ... #Arrhythmia #cardiology ... #diagnosis #ekg
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... the presence of AV ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Pericarditis, Tamponade EKG ... Findings: - AV ... sacubitril-valsartan, PPM ... #Myocarditis #diagnosis ... #management #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... Block • During sinus ... block, the PP and ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis