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 ... #Cardiology #Neck ... #Frog #Sign
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... 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
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... asymmetrical, similar or bigger ... #EKG #diagnosis ... Interpretation #differential
Approach to Tracheostomy Emergencies - OnePager Summary
COMPONENTS OF A TRACHEOSTOMY TUBE:
 • Obturator - inserted into
tube against the neck ... above, Insert finger ... #Emergencies #diagnosis ... #differential # ... management #pulmonary #criticalcare
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