Figure 1.
TDM based algorithm for management of loss of response to TNFα inhibitors. Adapted from Ben Horin, et al [87]
LOR, loss of response; CRP, C-reactive protein; FCP, fecal calprotectin; VCE, videocapsule endoscopy; BOG, bacterial overgrowth; BSD, bile salt diarrhea; ATI, anti-drug antibodies