Nat. Rev. Gastroenterol. Hepatol. doi:10.1038/nrgastro.2016.116 Figure 2 Practical evidence-based algorithm for the management of acute severe colitis in adults Figure 2 | Practical evidence-based algorithm for the management of acute severe colitis in adults. CMV, cytomegalovirus; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; LWMH, low-molecular-weight heparin. Hindryckx, P. et al. (2016) Acute severe ulcerative colitis: from pathophysiology to clinical management Nat. Rev. Gastroenterol. Hepatol. doi:10.1038/nrgastro.2016.116