10 results
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... first - A-fib: different ... #Cardiology #ECG ... #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... #electrocardiogram ... #diagnosis #ekg ... #differential #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
or LBBB morphology ... is positive in aVR ... QRS complexes at different ... #ekg #cardiology ... #diagnosis #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
, LVH, LBBB, LAFB ... boxes) - HiPR: AV ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa Criteria ... Capture: Narrow, different ... Diagnosis #Checklist #EKG ... #electrocardiogram ... #ecg #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... Changes • STE in aVR ... #EKG #Pulmonary ... AcutePE #diagnosis #cardiology ... #electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV ... + negative T WPW ... #EKG #Checklist ... #diagnosis #cardiology ... #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Sinus Tachy w/ BBB ... abberancy - N B Afib + WPW ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression in aVR ... morphology similar to LBBB ... QRS complex Pulmonary ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
electrocardiographic criteria ... of at least 3 different ... terminalis) or in AV ... wap #diagnosis #cardiology ... #ekg #ecg #electrocardiogram