According to Gutman's classification periapical surgery includes all except:

GOT MAN’S CLASSIFICATION 1. Fistulative surgery I & D Cortical Trephination Decompression Pracedure 2. ieri Apical Surgery Periapical curellage Root end Resection Root end Preparation Root end Filling 3. Corrective Surgery Performation Repairs Pathological Performance Repair Iatrogenic Performance Repair Root Reseation Radisection/ He Hemi section – Bicuspidization Intertional Replaniation.