It usually gets into your body through foods you eat, medications, or IV infusions. Hyperkalemia happens when there's too much potassium in your bloodstream. It's stored inside your nerve and ...

Hyperkalemia can cause life-threatening arrhythmia, and thus recognizing related patterns on the ECG is crucial. The ECG findings of hyperkalemia change as the potassium level increases, from ...

The drug can sometimes cause life-threatening hyperkalemia, however, when used in combination with angiotensin-converting enzyme (ACE) inhibitors (which are also indicated for heart failure).

Peaked T waves best seen in the precordial leads, shortened QT interval and, sometimes, ST segment depression. Widening of the QRS complex. This usually requires a potassium level of 6.5 or ...