Using the DCS for Subtrochanteric Fractures, contd.

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3. Confirm placement of the central guide pin under image intensification, in two views. In the A-P view, the pin should lie in the center of the neck and in the inferior half of the femoral head. In the lateral view, it should lie in the middle of the femoral head. The tip of the guide pin should just engage the subchondral bone. If its position is incorrect, insert a new guide pin. Remove and discard the anteversion pin.

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