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2Preoperative planning

It is crucial to select nails of appropriate lengths and to contour them accurately. Inappropriate nail selection or shape can result in malalignment, fracture distraction, and functional loss.

Accurate nail selection and contouring can be performed, based on one of the following methods:

1) X-ray method
X-rays of the contralateral forearm may be obtained to determine the lengths and diameters of both bones, as well as the shape of the radial bow. Some nails are provided with a template for the contralateral side. The magnification effects should be taken into consideration.