19 results
Wellens' Syndrome on ECG

A 66-year-old man with hypertension and hyperlipidemia presents after an episode of severe
Wellens' Syndrome ... A 12-lead ECG is ... #Wellens #Syndrom ... #ECG #EKG #Electrocardiogram ... #Clinical #Cardiology
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
Wolff-Parkinson-White Syndrome ... interval on EKG ... complex (QRS > ... WolffParkinsonWhite #WPW #Cardiology ... #ECG #EKG #Electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ectopic atrial pacemaker ... leads rsr'), V-pacemaker ... #electrocardiogram ... #cardiology #interpretation
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
MI in LBBB or Pacemaker ... Identify LBBB or Pacemaker ... Diagnosis #Checklist #EKG ... #electrocardiogram ... #ecg #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... - ventricular pacemaker ... #electrocardiogram ... #cardiology #differential
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
JTc=QTc-QRS When ... patients with QRS ... JTInterval #QTc #electrocardiogram ... #pathophysiology ... #ekg #ecg #cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... - Syncope Syndromes ... #ECG #EKG #Checklist ... #diagnosis #cardiology ... #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial Pacemaker ... several cycle the pacemaker ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Treatment: Pacemaker ... • Treatment: Pacemaker ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
by a junctional pacemaker ... an infra-Hisian pacemaker ... AVBlock #Complete #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram