13 results
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... STEMI if any of ... Diagnosis #Checklist #EKG ... #electrocardiogram ... #ecg #cardiology
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Here’s an ECG of ... Remember that RBBB ... STEMI Criteria misses ... Occlusion #Total #ECG ... #EKG #Electrocardiogram
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
Positive ECG ... Interestingly, the ECG ... of conventional STEMI ... #ECG #Modified ... #EKG #Electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... increases (II, Ill ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... EKG is helpful in ... Adrenergic Drive: • Sinus ... finding) • Atrial Arrhythmia ... #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... counting of HR by EKG ... QRS widening • Sinus ... waves • Pseudo-STEMI ... #ECG #electrocardiogram
Phasic Sinus Arrhythmia - ECG Diagnosis
 • The rate increases with respiration and decreases with expiration.
Phasic Sinus Arrhythmia ... - ECG Diagnosis ... Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... increases (II, Ill ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... • Sgarbossa criterion ... #Equivalents #ECG ... #EKG #diagnosis ... #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... in V1, unless LBBB ... #Ischemia #ECG ... #EKG #diagnosis ... #cardiology #STEMI