Fig. 4From: Successful correction of tibial bone deformity through multiple surgical procedures, liquid nitrogen-pretreated bone tumor autograft, three-dimensional external fixation, and internal fixation in a patient with primary osteosarcoma: a case reportFollow-up radiography and photography. a Radiograph taken 2 years after the fourth surgery shows the complete union of the osteotomy site and normal alignment of the left leg. b Clinical photo taken from an anteroposterior view demonstrates the normal appearance of the leg. c Clinical photo taken from a lateral view shows the normal functioning of the left knee jointBack to article page