Which Findings Would Suggest to the Nurse That the Balloon

Which findings would suggest to the nurse that the balloon of a pulmonary artery catheter (PAC) has ruptured?. Select all that apply.

A) No pulmonary artery occlusion pressure tracing appears when the balloon is inflated.
B) Blood is noted in the air inflation port.
C) It is not possible to pull air back out of the balloon with the syringe.
D) A right bundle branch block appears on the electrocardiogram tracing.
E) The normal pulmonary artery waveform does not return after obtaining the pulmonary artery occlusion pressure.