9 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Normal variant • Hypercalcemia ... Medications • Ventricular ... #Diagnosis #Differential ... #Cardiology #EKG ... #ECG #Hypothermia
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... when the finding was ... excludes other differentials ... Hussainch #Cannon #Awaves
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 ... #EKG #EmergencyMedicine ... Electrocardiogram #ECG
There is a wide QRS and peaked T-waves.   In particular, notice how flat the
QRS and peaked T-waves ... HyperKalemia was ... #Clinical #EM #IM ... #Cardiology #Hyperkalemia ... #PeakedT #EKG
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... Differentiating ventricular ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... Distal AV block - ventricular ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... V5-6 • Left Ventricular ... • Ventricular ... • Hypercalcemia ... #ecg #ekg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... capture of the atria ... #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... Have the patient tap ... Valvular disease (e.g ... #Differential #