12 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... : Differential diagnosis ... QTc interval, RAD ... : AVNRT, AVRT, atrial ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... anterior wall MI ... Serial EKGS in pts ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
Wolff–Parkinson–White syndrome ... pre-excitation syndromes ... pathway between the atria ... Pathophysiology #Diagnosis ... #Cardiology #MedStudent
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... pounding, racing, rapid ... Palpitations Diagnosis ... exam • 12-lead ECG ... #Palpitations #Cardiology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... Sister had MI in ... Differential/diagnosis ... RV, McConnell's sign ... A4c #clinical #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... LBBB, LAFB - RAD ... : WPW, ectopic atrial ... #EKG #diagnosis ... electrocardiogram #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... tracing plus regular rapid ... are enough to diagnose ... PhysicalExam #JVP #Cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Inherited arrhythmia syndromes ... syndrome, ARVC) ... capture of the atria ... arrhythmia • Atrial ... #differential #cardiology
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Tachycardia: Belong ... criteria for the diagnosis ... dominant pacemaker focus ... #cardiology #ekg ... #ecg #electrocardiogram