7 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Osborn (J Wave) ... fibrillation Clinical ... leads • Size of wave ... value #Osborn #JWave ... #Diagnosis #Differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
stenosis - U wave ... depression or T wave ... - New tall T wave ... #cardiology #STEMI ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
• Hyperacute T wave ... the preceding S-wave ... ST-segment (T wave ... EKG #diagnosis #differential ... #cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework STEMI ... be seen in: • Hypothermia ... STElevation #ST #STEMI ... #ecg #ekg #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
• Pseudo-STEMI ... rhythm • "Sine wave ... Hyperkalemia #EKG #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
of conventional STEMI ... elevation 2.5mm/S-wave ... Modified #EKG #Electrocardiogram ... #Clinical #Cardiology
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Differential/diagnosis ... Patient has t-wave ... Embolism #ECG #EKG #Electrocardiogram ... #clinical #cardiology