25 results
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
. sinus bradycardia ... , a fib with slow ... ventricular response ... #cardiology #diagnosis ... #clinical
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... widening • Sinus bradycardia ... rhythm Presence Of EKG ... #cardiology #diagnosis ... #clinical
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Bradycardia - Differential ... Diagnosis Framework ... SVT WI Wide QRS, Ventricular ... #Differential # ... Diagnosis #Management
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Medications • Ventricular ... fibrillation Clinical ... Osborn #JWave #Diagnosis ... #Differential # ... Cardiology #EKG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
60 (1) Sinus bradycardia ... Distal AV block - ventricular ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Diagnosis for Arrhythmias ... SA node: Sinus bradycardia ... Fibrillation (V-Fib ... #cardiology
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
people with high hypercalcemia ... or idiopathic ventricular ... This EKG was recorded ... #Cardiology #diagnosis ... #Clinical
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... Contraindications: - Bradycardia ... Contraindications: Pts with ventricular ... : EKG ($), ECHO ... Stress #Testing #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... bpm) • Sinus Bradycardia ... interval) • AFib ... tachyarrhythmias #Cardiology
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Bradyarrhythmias • Sinus bradycardia ... Tachyarrhythmias • Ventricular ... #Table #Causes