18 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... • Oxygen • Treatment ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
At times, the direction ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology ... Flutter #Types #Classification
Wellen's Syndrome 
Type A - Biphasic T wave 
Type B - Deeply inverted T wave
stenosis of the left anterior ... be pain free at ... #TypeA #TypeB #Classification ... #Types #Cardiology ... #EKG #ECG #Electrocardiogram
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... An ECG may show ... the R wave in inferior ... larger shunt #ECG ... #EKG #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... flutter or MAT ... Control rate (e.g ... #algorithm
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
P and QRS • Atrial ... HeartBlocks #Types #Classification ... summary #Diagnosis #EKG ... electrocardiogram #ecg ... #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... artery (LMCA). left anterior ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... mitral inflow, MA ... progression, LA: left atrium ... #Diagnosis #Cardiology ... Dysfunction #Grading #Classification
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... 300 = NSVT EKG ... capture of the atria ... arrhythmia • Atrial ... more intensive treatment
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... if necessary to max ... nodal agents (e.g ... #management #cardiology ... #algorithm