Flat ST segment

flattened ST segment is a subtle sign where the start of the T wave is less smooth and more abrupt than normal. This sign is nonspecific but can be associated with hyperkalemia or coronary disease, especially if seen in more than one lead.

See also: ST segment

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In the ECGquest archives, this ECG has been tagged with: - Chronic kidney disease 12-Lead Incorrect Machine Interpretation Flat ST segment Peaked T waves Hyperkalemia Dr Smith's ECG Blog CC BY-NC
I saw this computer “normal” ECG in a stack of ECGs I was reading

This ECG is from a woman of unknown age who presented with a clotted dialysis shunt.

This ECG shows peaked T waves and flattened ST segments caused by hyperkalemia.

In the ECGquest archives, this ECG has been tagged with: - Chronic kidney disease 12-Lead Flat ST segment Peaked T waves Hyperkalemia Dr Smith's ECG Blog CC BY-NC
What is the diagnosis?

This ECG is from a patient on dialysis who presented after a fall.

This ECG shows flattened ST segments and peaked T waves due to hyperkalemia.

In the ECGquest archives, this ECG has been tagged with: - Chest pain 12-Lead Serial 12-lead Anterior ST elevation Flat ST segment Normal Axis Normal P waves Normal PR Acute Anterior MI Dr Smith's ECG Blog CC BY-NC
Serial ECG recordings are essential: paramedic makes a great call! A few minutes later
In the ECGquest archives, this ECG has been tagged with: - Chronic kidney disease Weakness 12-Lead Flat ST segment Long QT Normal Axis Peaked T waves Hyperkalemia Hypocalcaemia ECG Guru CC-BY-NC-SA
Electrolyte Effects

This ECG is from a woman in her 40s who presented with weakness and hyperglycemia on a background of diabetes mellitus.

In the ECGquest archives, this ECG has been tagged with: - 12-Lead Bradycardia Flat ST segment Inverted T waves Normal Axis Normal P waves Normal PR Wide QRS Sinus bradycardia RBBB ECG Interpretation CC-BY-NC-SA
ECG Interpretation Review – #3 (BBB, Wide QRS, BBB with ST Changes, Ischemia, RBBB vs LBBB)