fig42

Figure 42. Apical four chamber views [2D (A) and color Doppler (B)] with an anterior tilt of the transducer demonstrating the main pulmonary artery (MPA) originating from the left side of the truncus (Tr). The MPA bifurcates into the right (RPA) and left (LPA) pulmonary arteries. Reproduced from Ref.^[28].