The preferred treatment of cubitus varus is
High-Yield Explanation
DeformityOsteotomyCubitus varusLateral closing wedge osteotomy, Medial opening wedge osteotomyCubitus valgusMedial closing wedge osteotomy, Lateral opening wedge osteotomy (Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 81)