a "sine wave" pattern (see below), which is frequently a fatal rhythm. Giving IV calcium is "cardioprotective" in the setting of hyperkalemia. Frequently, instant reversal of all hyperkalemic ECG ...
In combination, these findings aroused the suspicion of hyperkalemia. Furthermore, the ECG software double-counted the QRS complexes, as it misleadingly counted T waves too (151 bpm; red box/arrow).
The ECG findings of hyperkalemia change as the potassium ... Absence of the P waves and eventually a “sine wave” pattern, as seen below, which is frequently a fatal rhythm CLINICAL PEARL ...
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