Left atrial enlargement
ECG Findings
LAE
- Biphasic p-wave in V1 with wide, deep (> 1mm) terminal component
- Left atrial hyper-terminal component is larger than .04 sec
Differential Diagnosis
Cardiac Hypertrophy and Enlargement
- Right atrial enlargement
- Left atrial enlargement
- Left ventricular hypertrophy
- Right ventricular hypertrophy
See Also
References
- Adapted from Niemann, Lampe, Pani, Donaldson, ECGpedia.org
- Journal of Electrocardiology. Vol 43 (2010). 40-42.
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