9 results
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Supraventricular Tachycardia ... Criteria #Cardiology #ECG ... #EKG #Electrocardiogram ... #VTach #SVT #Differences ... Comparison #Brugada #Algorithm
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... Digoxin effect on ECG ... : - Scooping ST ... #EKG #Cardiology ... #Digitalis #ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
Management Algorithm ... : HR > 180bpm ECG ... AP Stable? ... supraventricular #tachycardia ... #peds #Pediatric
Algorithm for the Management of Ventricular Tachycardia Electrical Storm
ES diagnosed (≥ 3 episodes of VT/ICD therapies
Algorithm for the ... of Ventricular Tachycardia ... cardioversion Stable ... of reversible causes ... #VTach #diagnosis
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
prolonged PR and QT ... diminished and ST ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
heparinized tube) • ECG ... Peak T, flat P, ST ... only if no clear cause ... Elimination (see Table ... Monitor for tachycardia
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Recurrent Polymorphic VT ... Pointes - Management Algorithm ... 1b (lidocaine)- case ... #Polymorphic #VTach ... TDP #Management #Algorithm
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... block; and sinus tachycardia ... voltage Other Causes ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram