PDA forth and back

    The child 1 year, has come on EchoCG on a screening.

    In the projection of the descending part of the Ao arc , a retrograde flow with a Vmax up to 1.2 m / s to 3 mm in diameter. In the projection of the PA bifurcation is visualized retrograde flow up to 3 mm in diameter with a Vmax of up to 3 m / s (PDA with variable direction - bidirectional - of flow? Other?).

    Also, the PFO is visualized up to 5 mm (not in the images).

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