Nat. Rev. Gastroenterol. Hepatol. doi:10.1038/nrgastro.2016.158 Figure 4 A treatment approach to a patient requiring surgery for Crohn's disease Figure 4 | A treatment approach to a patient requiring surgery for Crohn's disease. EEN, exclusive enteral nutrition; PN, parenteral nutrition; TPN, total parenteral nutrition; VTE, venous thromboembolism. Patel, K. V. et al. (2016) Patient optimization for surgery relating to Crohn’s disease Nat. Rev. Gastroenterol. Hepatol. doi:10.1038/nrgastro.2016.158