12 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Inferior leads ... • Inferior leads ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Independent Atrial Flutter ... without typical inferior ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial Flutter ... on EKG • Inferior ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Clockwise) Atrial Flutter ... on EKG • Inferior ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
Mediastinal Widening - Differential ... mass • Masses: Anterior ... Pericardial effusion • CXR ... Mediastinal #Widening #Differential ... Diagnosis #pulmonary #radiology
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
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
sign A - Biphasic anterior ... Deeply inverted anterior ... inversions in the anterior ... EKG #diagnosis #differential ... #cardiology #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Saw-Tooth = Atrial Flutter ... Septal (V1-2) • Anterior ... aVL, V5-6) • Inferior ... Interpretation #ECG #Electrocardiogram ... #cardiology #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
artery (LMCA). left anterior ... ST elevation: Differential ... #leadAVR #ecg #electrocardiogram ... diagnosis #ekg #differential ... #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
in avL - early inferior ... EKG #diagnosis #electrocardiogram ... #cardiology #STEMI ... Interpretation #differential