18 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
on EKG Typical ... leads: Sawtooth waves ... & negative "P waves ... #aflutter #ecg ... clinical #diagnosis #comparison
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
De Winter T Wave ... ECG Pattern STEMI ... depressions and tall T waves ... #DeWinter #TWaves ... #ECG #EKG #Electrocardiogram
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
De Winter T-Waves ... T waves may come ... before or after STEMI ... symmetrical T waves ... FOAMfrat #DeWinter #TWaves
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
activity without typical ... inferior sawtooth waves ... • Negative F waves ... • Positive F waves ... #aflutter #ecg
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Typical atrial ... waves in the inferior ... waves in the inferior ... Atypical atrial ... waves.
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Typical (Counterclockwise ... on EKG • Inferior ... leads: Sawtooth waves ... with positive "p waves ... #aflutter #ecg
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Reverse Typical ... on EKG • Inferior ... leads: "Positive" waves ... & negative "P waves ... #aflutter #ecg
De Winter T Wave on ECG

Diagnostic Criteria
 - Tall, prominent, symmetric T waves in the precordial
De Winter T Wave ... prominent, symmetric T waves ... aVR - “Normal” STEMI ... #DeWinter #TWaves ... #ECG #EKG #Clinical
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... symmetrical T-waves ... • Hyperacute T wave ... the preceding S-wave ... ST-segment (T wave
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- hyperacute T waves ... - deWinter T waves ... stenosis - U wave ... depression or T wave ... - New tall T wave