22 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial Tachycardia ... hypertension Management ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
type of block may ... Non-paroxysmal atrial tachycardia ... The various ECG ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Algorithm for the ... , Wide-Complex Tachycardia ... AV Dissociation: ... there evidence of AV ... #Diagnosis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (1) Sinus tachycardia ... (MAT) - 3 ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV ... Control rate (e.g ... atrial flutter or MAT ... #Treatment #management ... #cardiology #algorithm
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
if necessary to max ... WPW) - Avoid AV ... nodal agents (e.g ... #Treatment #management ... #cardiology #algorithm
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
(AVNRT) - Pathophysiology ... ECG usually shows ... at rates of 120 ... #AVNRT #Pathophysiology ... #cardiology #SVT
Digoxin 101 - Pharmacology
Indications:

1) Tachyarrhythmias 
 • Atrial Fibrillation, Atrial Flutter, Supraventricular Tachycardias
 • ↑ Vagal
Digoxin 101 - Pharmacology ... Supraventricular Tachycardias ... sensitivity leads to AV ... ie inotropy) Matt ... #cardiology
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
bundle of Kent) may ... reciprocating tachycardia ... #Pathophysiology ... #Diagnosis #Cardiology ... #MedStudent #EKG
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... (> 160ms) - AV ... QRS complexes at ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology