Stable positioning of the endotracheal tube, with interval placement of a radiopaque pacer/defibrillator pad over the mediastinum, stable positioning of a right internal jugular catheter, and interval placement of a femoral approach Swan-Ganz catheter with its tip over the region of the right interlobar artery.
Suboptimal pulmonary arterial catheter (Present) Pacemaker (Present) Suboptimal endotracheal tube (Present)