5 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... excludes other differentials ... #AVNRT #PhysicalExam ... JVP #Cardiology #Neck
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... • DDx: Acute STEMI ... Equivalents / Don't Miss Signs ... #EKG #diagnosis ... Interpretation #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... STEMI: • Upsloping ... STE: "Pardee's sign ... #ecg #ekg #electrocardiogram
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... life-threatening Differential ... dystrophy - Brain stem ... Serologic and EMG ... - Peek sign