Italian IBD clinic with 90 IBD Vedolizumab Tx pts, 8%(11) developed severe enthesitis (4 Multifocal, 6 unifocal). Sxs after mean 46 wks, CRP=5.1 mg/dl, majority HLA-B27 negative; confirmed by PD/UA in 7 - 4/7 developed post-inflam entheseal calcifications https://t.co/uwAJM8giBX