19 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... - ventricular pacemaker ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... widening • Sinus bradycardia ... of conduction block ... #ECG #electrocardiogram ... #cardiology #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Treatment: Pacemaker ... • Treatment: Pacemaker ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
Bradycardia 1) ... : Bad block? ... Set pacemaker to ... SarahFoohey #bradycardia ... #diagnosis #differential
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Diagnosis Framework ... Failure of permanent pacemaker ... #differential # ... diagnosis #causes
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ) - HiPR: AV block ... ectopic atrial pacemaker ... #EKG #diagnosis ... #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
by a junctional pacemaker ... an infra-Hisian pacemaker ... ThirdDegree #3rd #AVBlock ... #ecg #diagnosis ... #electrocardiogram
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... bundle branch block ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... Syncope #Syndromes #ECG ... #diagnosis #cardiology ... #electrocardiogram ... #differential