Are There Any P-Waves?

Check all the different leads to establish whether there is a presence or absence of P-waves.

Absence of P-waves may suggest some of the following conditions

  • Atrial Fibrillation
  • Sinus Arrest
  • Hyperkalaemia
  • Sinoatrial Block
  • Ventricuar Tachycardia
normal trace

Normal Trace with P-waves

Atrial Fib Rhythm

Atrial Fib Rhythm

See the absence of P-waves

normal qrs

Ventricular Tachycardia

Note the absence of P-waves