13 results
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
Hypothermia on EKG ... bradycardia, a fib ... with slow ventricular ... #ECG #electrocardiogram ... #cardiology #diagnosis
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
fibrillation with ... unusually slow ventricular ... Fibrillation with ... #Arrhythmias #diagnosis ... #cardiology #ecg
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Medications • Ventricular ... fibrillation ... Osborn #JWave #Diagnosis ... #Differential #Cardiology ... #EKG #ECG #Hypothermia
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... Fibrillation (AF ... Fibrillation (V-Fib ... #Differential #Diagnosis ... #Causes #cardiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Irregularly irregular ventricular ... disease, left ventricular ... AFib #diagnosis ... #management #cardiology
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
characteristically seen in hypothermia ... or idiopathic ventricular ... fibrillation and ... #Cardiology #diagnosis ... #CriticalCare #hypothermia
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
heart block, sino-atrial ... fibrillation may ... Non-paroxysmal atrial ... The various ECG ... #Diagnosis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib ... Distal AV block - ventricular ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Waves/Fibrillary = afib ... QRS and ST) = hypothermia ... Interpretation #ECG ... #diagnosis #system
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... fibrillation/flutter ... tachycardia • Ventricular ... /Afib/WPW) • Loss ... #Palpitations #Cardiology