Hypokalæmia: Prominent TU Waves
Report:
Sinus rhythm 73/min
Prolonged QT interval 0.46â
QTc 0.50â
Comment:
It is practically impossible to discern an overlapping U wave here; there is a hint in 3 and aVF.
Her potassium level was 2.9 mEq/L; other electrolytes were normal, as was her subsequent ECG ( 152a below), apart from tachycardia.
152a. 153. 70 year old man unconscious following an MVA in the country
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