11 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... wave inversion in avL ... #Ischemia #ECG ... electrocardiogram #cardiology ... Interpretation #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... elevation: Differential ... #AVR #leadAVR #ecg ... #differential # ... cardiology
Suspected ACS - OMI vs STEMI - Differential Algorithm

The name STEMI cognitively inspires EPs to fail
OMI vs STEMI - Differential ... believe that the ST ... segment is the only ECG ... #OMI #STEMI #Differential ... #Algorithm #cardiology
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Pathophysiology: ... changes on tele/ECG ... #cardiology #diagnosis ... #management
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... elevation in aVR ... of the leads l, aVL ... #differential # ... cardiology #electrocardiogram
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
: “Nonspecific ST ... Reciprocal STD in I & aVL ... Biphasic T-wave in aVL ... #Clinical #Cardiology ... #EKG #STEMI #InferoPosterior
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
, not in aVL • ... , not in aVL, when ... lateral leads (I, aVL ... Prinzmetal's Angina ... #diagnosis #cardiology
There is inferior ST elevation with reciprocal ST depression in aVL and  in lead I,
There is inferior ST ... with reciprocal ST ... depression in aVL ... #Clinical #EM #Cardiology ... #EKG #STEMI #Inferior
High Lateral STEMI - D1 of LAD

There is transmural injury isolated to I & aVL. These
High Lateral STEMI ... isolated to I & aVL ... similar but this ST ... @EM_RESUS #STEMI ... #Cardiology #Clinical
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Findings: - AV ... Myocardial injury (ST ... agent, steroids, AC ... Myocarditis #diagnosis #management ... #cardiology #summary