Progressive ECG changes with increasing 
hyperkalaemia. 
 (a) Normal 
 (b) Tented T wave (arrow) 
 (c) Reduced P wave (arrow) with 
widened QRS complex 
 (d) 'Sine wave' pattern (pre-cardiac 
arrest) 

#Diagnosis #Cardiology #EKG #ECG #Hyperkalemia #Progression #Changes
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