All the following are the electrocardiographic features of hyperkalemia except
Hyperkalemia pro- duces a sequence of changes (), usually beginning with nar- rowing and peaking (tenting) of the T waves. Fuher elevation of extra- cellular K+ leads to AV conduction disturbances, diminution in P-wave Ref Harrison 20th edition pg 1421 amplitude, and widening of the QRS interval.
Prolonged PR interval
Prolonged QT interval
Sine wave pattern
Loss of P waves
General anatomy