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( A ) Pig model propeller flap pedicled on intercostal perforator “ p ,” with corresponding in situ thermogram below (left), flap appearance after counterclockwise rotation, with thermogram below predicting superior perfusion (right). ( B ) Same pig model propeller flap (left), with instead clockwise rotation, with thermogram below that had similar darker colored surface area implying that a counterclockwise rotation would be preferable (right).
