11 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... women • DDx: Acute ... Miss Signs of Ischemia ... in V1, unless LBBB ... #ECG #EKG #diagnosis
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Criteria - Suspect STEMI ... a) Concordant STE ... V1-V3 c) STE ... Diagnosis #Checklist #EKG ... electrocardiogram #ecg
ST segment elevation in acute myocardial ischemia

ST segment elevations with straight (horizontal, upsloping or downsloping) or
segment elevation in acute ... myocardial ischemia ... strongly suggest acute ... Diagnosis #Cardiology #ECG ... #EKG #STEMI #STElevation
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... findings in acute ... Incomplete or Complete RBBB ... leads) RV Ischemia ... ST-T Changes • STE
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Here’s an ECG of ... patient with 100% Acute ... Remember that RBBB ... STEMI Criteria misses ... #EKG #Electrocardiogram
LAD
IWMI
LAHB
RAD
[PHB
RVH
Lateral wall infarct
Lead reversal
Dextrocardia
Wide ORS
RBBB - terminal delay
[BBB
IVED
WPW = delta wave
Hyperkalemia
Type l antiarrhythmic drugs
Pacemaker
ST elevation
Early repolarization
repolarization Diffuse ST Acute ... pericarditis Elevation AcutE ... STEMI Variant ... ST depression Ischemia ... #STdepression #Ischemia
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
STE in II, III, ... classic pattern of Acute ... InferoPosterior transmural ischemia ... Clinical #Cardiology #EKG ... #STEMI #InferoPosterior
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... morphology similar to LBBB ... weeks following an acute ... STElevation #ST #STEMI ... #ekg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... STEMI - Elevation ... deviation) • Acute ... ischemia in LVH ... #EKG #diagnosis
DETROIT CARDIOGENIC SHOCK INITIATIVE ALGORITHM

INCLUSION CRITERIA
Acute Myocardial Infarction
 Ischemic Symptoms
 EKG and/or biomarker evidence of AMI
INCLUSION CRITERIA Acute ... Infarction  Ischemic ... Symptoms  EKG ... evidence of AMI (STEMI ... or NSTEMI) Cardiogenic