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cardiology-ecg

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Atrial Repolarization Wave: Definition, ECG Features, and Clinical Relevance

The atrial repolarization wave represents the electrical recovery of the atria after depolarization. In a standard ECG, this wave is generally not visible because it is small in...

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Understanding the P Wave ECG: What It Shows and Why It Matters

The P wave on an ECG represents atrial depolarization and is a foundational element of cardiac electrical analysis. This guide explains what the P wave shows, how to measure its...

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