1. Congenital absence of the radius, while uncommon, has been repeatedly reported in the literature.
2. The deformity is often accompanied by other evidences of congenital deformity of the hand, and, in one case, a direct hereditary linkage with the maternal grandmother is shown.
3. The technique described is a three-stage procedure,—namely, skeletal traction, ulnar osteotomy, and fibular transplant.
4. The technique is unique in allowing forearm rotation and wrist motion, when part of the radius is present; and it results in an extremely improved appearance.