Conservative: perforated colon retained in peritoneal cavity | Â |
 1. Suture of perforation |  |
 2. Drainage |  |
 3. Transverse colostomy |  |
 4. Caecostomy |  |
 5. Any combination of 1–4 |  |
Radical: perforated colon eliminated from peritoneal cavity | Â |
 1. No resection |  |
  • Exteriorization |  |
 2. Resection |  |
  a. Without anastomosis |  |
   • Hartmann’s procedure |  |
   • Sigmoid resection with mucous fistula |  |
   • Paul-Mickulicz procedure |  |
  b. With anastomosis |  |
   • Without defunctioning stoma |  |
   • With defunctioning stoma |  |