39 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... #Multifocal #Atrial ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... aVR is a good ECG ... sign of left main ... #Clinical #EM #IM ... #Cardiology #EKG
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... leads indicates atrial ... patients) stage 4 - ECG ... inverted #Diagnosis #EM ... #EKG #Pericarditis
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... clinically, based on signs ... standard 12 lead ECG ... Lead I on the ECG ... #Cardiology #EKG
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
, Symptoms and Management ... despite hx HTN) EKG ... precordial leads) - atrial ... Diagnosis #Stages #Management ... #Cardiology #Staging
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
#Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
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 ... larger shunt #ECG ... #EKG #Cardiology ... #Crochetage #Sign
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
flutter, ectopic atrial ... Control rate (e.g ... Control rate (e.g ... Tachycardia #Treatment #management ... #cardiology #algorithm
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
Pediatric SVT - Management ... Algorithm Identify ... : HR > 180bpm ECG ... Signs of shock or ... #Algorithm #peds