11 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Pericarditis: PR ... Subepicardial atrial ... : AVNRT, AVRT, atrial ... tachycardia (SVT ... #differential #cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
in acute pericarditis ... leads indicates atrial ... inversions (may ... Diagnosis #EM #IM #Cardiology ... #EKG #Pericarditis
Acute Pericarditis Electrocardiographic Changes

Stage l: Diffuse, concave ST-segment elevation 

Stage II: ST segments normalize, J point
Acute Pericarditis ... segments normalize, J ... inversions may ... permanent #Pericarditis ... #EKG #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... tachycardia (MAT ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
tachycardia ECG ... #MAT #Multifocal ... #tachycardia #cardiology ... #diagnosis #ekg ... electrocardiogram #clinical #comparison
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... QRS complexes at ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression Pericarditis ... the J point in ... block; and sinus tachycardia ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... • Pericarditis ... associated with anxiety may ... vagal maneuvers: SVT-AVNRT ... #Palpitations #Cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... ECG usually shows ... at rates of 120 ... Pathophysiology #cardiology ... #SVT
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
EKG Findings ... capture of the atria ... may or may not ... arrhythmia • Atrial ... #differential #cardiology