The telemetry technician reports that a patient is having occasional premature atrial contractions (PACs)
Which characteristics would the nurse expect when reviewing the patient's rhythm strip? Note: Credit will be given only if all correct choices and no incorrect choices are selected. Select all that apply. 1. Retrograde P waves
2. P wave early in the rhythm
3. Irregularity in the rhythm
4. Insignificant change in heart rate
5. A compensatory pause
2,3,4
Rationale 1: PACs have upright P waves.
Rationale 2: The P wave of a PAC comes earlier than expected in the basic rhythm.
Rationale 3: The presence of a PAC makes the rhythm irregular.
Rationale 4: Isolated or occasional PACs do not appreciably affect the heart rate.
Rationale 5: The P wave after the PAC falls earlier than expected and resets the SA nodal rhythm, which is known as a noncompensatory pause.
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