10 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Clockwise) Atrial Flutter ... up, slow down; "negative ... • V1: Broad & negative ... #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Independent Atrial Flutter ... CTI-independent flutter ... • Negative F ... #ekg #electrocardiogram ... #cardiology #clinical
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial Flutter ... up, slow down; "negative ... Counterclockwise #Atrial #Flutter ... #ekg #electrocardiogram ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Clockwise) Atrial Flutter ... • V1: Broad & negative ... Clockwise #Atrial #Flutter ... #ekg #electrocardiogram ... #cardiology #clinical
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Typical atrial flutter ... This results in negatively-directed ... flutter waves in ... Diagnosis #ECG #EKG #Cardiology ... #Classification
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (4) Vfib/flutter ... (2) Atrial flutter ... absent P (2) A flutter ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... to maintain a negative ... contraction force (negative ... inotropy) ACCP Cardiology ... #Classification
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... contraction force (negative ... Vaughan #Williams #Pharmacology ... #Classification ... pathophysiology #cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
>1 of V1-V3 + negative ... Checklist #diagnosis #cardiology ... #electrocardiogram ... #differential
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
have achieved negative ... #diagnosis #differential ... algorithm #management #cardiology ... icu #clinical #pharmacology