16 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
fibrillation Clinical ... No prognostic value ... #Differential # ... Cardiology #EKG ... #ECG #Hypothermia
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 ... that’s called “clinical ... PhysicalExam #JVP #Cardiology
Now there is additional ST elevation in lateral leads, also diagnostic of STEMI. #Clinical #EM #Cardiology
lateral leads, also diagnostic ... of STEMI. ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior ... #Lateral #InferoLateral
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
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... #Equivalents #ECG ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... Differential/diagnosis ... RV, McConnell's sign ... Echocardiogram #A4c #clinical ... #cardiology #McConnells
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... seen • Chest CT ... Abscess Differential ... Vasculitis (e.g.
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework ... STEMI: • Upsloping ... STE: "Pardee's sign ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... dystrophy - Brain stem ... and EMG Findings ... - Peek sign ... Imaging - CT Chest
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... systemic sx + signs ... not be subtle e.g ... very remarkable w/differential ... E.g. 80 yo ESR cutoff