4 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 ... #PhysicalExam #JVP ... #Cardiology #Neck
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... asymmetrical, similar or bigger ... than QRS - deWinter ... #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... STEMI - Elevation ... J point • De Winter ... #EKG #diagnosis ... #differential #
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 ... #management #neurology