While introducing the Swan-ganz catheter, its placement in the pulmonary aery can be identified by the following pressure tracing:: (A) Diastolic pressure is lower in PA than in RV, (B) Diatolic pressure is higher in PA than in RV, (C) PA pressure tracing has diacrotic notch from closure of pulmonary valve, (D) RV pressure tracing for plateau and sharp drop in early diastole
Answer is C. C i.e. PA pressure tracing has diacrotic notch from closure of pulmonary valve