8 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Etiology • Hypothermia ... Normal variant • Hypercalcemia ... #Diagnosis #Differential ... #Cardiology #EKG ... #ECG #Hypothermia
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... (e.g. ectopic atrial ... @AmyChung #EKG ... Interpretation #ECG
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
Osborn waves - positive ... people with high hypercalcemia ... This EKG was recorded ... #EKG #EmergencyMedicine ... Electrocardiogram #ECG
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Disorders: • Hyperkalemia ... • Hypercalcemia ... be seen in: • Hypothermia ... #ecg #ekg #electrocardiogram
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 ... excludes other differentials ... of narrow complex ... Hussainch #Cannon #Awaves
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 ... tachycardia • Narrow complex ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
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