The ST Segment
ST segment is the flat section of the ECG between end of S and start of the T wave between ventricular depolarization and repolarization EKG
Category ECG Basics
Misplacement of V1 and V2
Misplacement of V1 and V2: Don’t let this mistake mess up your ECG interpretation! Manifesting with P wave, Q wave, T wave changes and Brugada II pattern
ECG in Toxicology
The ECG is important in the assessment and management of poisoned patients for: screening; diagnosis; prognosis; and monitoring progression to guide management and disposition
Left Axis Deviation (LAD)
ECG features and causes of left axis deviation (LAD) using the hexaxial reference system. QRS axis between -30 and -90 degrees
ECG Differential Diagnosis
EKG differential diagnosis. Differentials based on specific ECG findings. Book: ECGs for the Emergency Physician 1 and 2; LITFL ECG Library
ECG Conduction Blocks
Assessment, interpretation of ECG Conduction Blocks including first-degree, second-degree, third-degree, fascicular blocks - ECG Library
Biatrial Enlargement
Biatrial enlargement is diagnosed when criteria for both right and left atrial enlargement are present on the same ECG - EKG Library LITFL
Right Atrial Enlargement
Brief description of right atrial enlargement (P pulmonale) including ECG criteria for diagnosis and list of causes - EKG Library LITFL
Left Atrial Enlargement
Review of the EKG features of left atrial enlargement (LAE) aka Left atrial hypertrophy (LAH) - ECG Library LITFL. P mitrale
QRS Interval
Narrow and broad/Wide QRS complex morphology Low/high voltage QRS, differential diagnosis, causes and spot diagnosis on LITFL ECG library
J point
The J point is the the junction between the termination of the QRS complex and the beginning of the ST segment. EKG J-point
QT Interval
QT interval is the time from the start of the Q wave to the end of the T wave, time taken for ventricular depolarisation and repolarisation