case_images: PMC8649430_01
case_images: Electrocardiogram done on admission before treatment initiated shows
  tall-tented symmetrical T wave and flattened P wave, which signify
  hyperkalaemia.
case_images: 10.1177_2050313X211063195-fig1.jpg
case_images: PMC8649430_01_10.1177_2050313X211063195-fig1.jpg
case_images: fig1-2050313X211063195
case_images: Electrocardiogram (ECG) was done and showed absence of P waves, junctional bradycardia with the heart rate of 40 beats per minute, and widespread tall and tented T waves all over the precordial leads (Figure 1).
case_images: Electrocardiogram repeated after treatment shows normal sinus rhythm.
case_images: 10.1177_2050313X211063195-fig2.jpg
case_images: PMC8649430_01_10.1177_2050313X211063195-fig2.jpg
case_images: fig2-2050313X211063195
case_images: Her repeated ECG showed sinus rhythm with heart rate of 75 beats per minute (Figure 2).