33 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
on EKG Typical ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
• Negative F waves ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
• J (Osborn) waves ... fib with slow ventricular ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
on EKG • Inferior ... leads: Sawtooth waves ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
on EKG • Inferior ... & negative "P waves ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
waves when atrial ... clinically, based ... of ventricular ... waves may be more ... #Cardiology #EKG
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Medications • Ventricular ... fibrillation Clinical ... #Diagnosis #Differential ... #Cardiology #EKG ... #ECG #Hypothermia
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
EKG • Regularly-occurring ... waves) / min ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Saw-Tooth = Atrial Flutter ... aVF) • Right ventricular ... Arrhythmogenic right ventricular ... Electrocardiogram #cardiology ... #diagnosis #system
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
narrow-based T Waves ... • Pseudo-STEMI ... #Hyperkalemia #EKG ... #cardiology #diagnosis ... #clinical