12 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... activation from SVT ... (e.g., junctional ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... 3 different P wave ... • Oxygen • Treatment ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... The definitive treatment ... WolffParkinsonWhite #WPW #Cardiology ... #ECG #EKG #Electrocardiogram ... #Clinical #Diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Combination of diagnostic criteria used to assess the severity of tricuspid regurgitation (TR). This figure lists
Combination of diagnostic ... al.60 In this algorithm ... CW, continuous wave ... ; IVC, inferior ... #Diagnosis #Cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
- Differential Diagnosis ... • Atrial Flutter ... #Differential #Diagnosis ... #Management #cardiology ... #wide #narrow #algorithm
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... are enough to diagnose ... Hussainch #Cannon #Awaves ... #AVNRT #PhysicalExam ... #JVP #Cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Non-conducted P waves ... P and QRS • Atrial ... degrees #summary #Diagnosis ... #ecg #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... : Differential diagnosis ... : AVNRT, AVRT, atrial ... electrocardiogram #diagnosis ... #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
capture of the atria ... Differential Diagnosis ... arrhythmia • Atrial ... more intensive treatment ... #cardiology