10 results
What are the original Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead =
lead V1 – V3 = 3 ... = 2 points #Diagnosis ... #Cardiology #Original ... #Sgarbossa #Criteria ... #LBBB #RebelEM
How should the modified Sgarbossa Criteria be used in initial evaluation of patients with suspected AMI
Criteria be used ... score ≥ 3 (Validated ... NOT Validated) #Diagnosis ... #Cardiology #ModifiedSgarbossa ... #Evaluation #Algorithm
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... Criteria - Diagnostic ... 1) Identify LBBB ... QRS main vector 3) ... electrocardiogram #ecg #cardiology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... Step #1 - Consider ... Uglucose Step #3
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Diagnosis Algorithm ... discrete buckets: 1. ... #Diagnosis #Algorithm ... #Causes #workup ... #nephrology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
or LBBB morphology ... Brugada algorithm ... 1. ... in any V lead 3. ... #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
criterion 1 - ST ... • Sgarbossa criterion ... Equivalents #ECG #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Flutter. 150+/-20, 2:1. ... • MAT. 3 types ... • AFib + BBB. ... #cardiology #wide ... #narrow #algorithm
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
3 height of QRS ... in V1, unless LBBB ... Ischemia #ECG #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential