This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: ECG and Arrhythmias 1, Subject name: Medicine
Which of the following is not seen with hyperkalemia? 
Select and explain. 
A. Sinus bradycardia, B. Ventricular tachycardia, C. Slow idioventricular rhythm, D. Bidirectional tachycardia
D: Bidirectional tachycardia
Answer: D: Bidirectional tachycardia 
Explanation: Bidirectional tachycardia - associate with digoxin toxicity but MC - Ventricular Bigeminy K+ slows the hea it can trigger sinus bradycardia contribute to sinus arrest Hyperkalemia - Diastolic arrest Sinus bradycardia Slow idioventricular rhythm Digoxin toxicity Ventricular Bigeminy Nonparoxysmal atrial tachycardia with AV block Bidirectional Tachycardia