11 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... High rate in <1 ... becoming acute anterior ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... elevation in aVR • Posterior ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... worsening brady, Signs ... Chest Pain • ECG ... Connect ECG Leads ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... Cannon A per minute=rate ... are enough to diagnose ... excludes other differentials ... PhysicalExam #JVP #Cardiology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... not be subtle e.g ... very remarkable w/differential ... E.g. 80 yo ESR cutoff ... required +/- prompt ophthalmology
Approach to Tracheostomy Emergencies - OnePager Summary
COMPONENTS OF A TRACHEOSTOMY TUBE:
 • Obturator - inserted into
Call for help (e.g ... bleeding may be ... stoma and pull anteriorly ... #Emergencies #diagnosis ... #differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... STE: "Pardee's sign ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
Signs of poor perfusion ... Signs of congestion ... ECG is vital while ... #diagnosis #differential ... algorithm #management #cardiology