Objective To investigate the endoscopic operative technique and efficacy for orbital and orbital lesions.Methods The clinical data of 48 cases of orbital lesions were retrospectively analyzed. The observation group of 23 patients was treated by endoscopic surgery without orbital wall reconstruction. The control group consisting of 25 cases was treated by traditional subconjunctival approach using titanium mesh and porous polyethylene sheet implants( MEDPOR) to perform orbital wall reconstruction. Results Du...