Diaphyseal osteotomy. A, Saw cut directed from lateral to medial with obliquity oriented from dorsal-proximal to plantar-distal. B, In presence of plantar callosity, saw blade is directed cephalad so that fifth metatarsal is elevated when osteotomy site is rotated. C, Osteotomy is rotated in diaphyseal region until distal fragment is parallel with fourth metatarsal. SEE TECHNIQUE 84.24.