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Medicine

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Cardiology

Question
7 out of 7
 

“A” wave is absent in? (PNQ)



A Hypokalemia
B Hyperkalemia

C Hypocalcemia
D None of the above

Ans. B

Hyperkalemia

In severe hyperkalemia there is atrial arrest that’s why P wave is absent in ECG in severe hyperkalemia. At that time A wave will be absent in JVP because there is no atrial activity.