Tasas de colectomía en colitis ulcerosa 15 años después del diagnóstico. Datos de la cohorte Navarra 2001-2003

INTRODUCTION Knowing the natural history of ulcerative colitis (UC) is essential to understand the course of the disease, assess the impact of different treatment strategies and identify poor prognostic factors. One of the most significant matters in this regard is the need for surgery. OBJECTIVES To analyse the Colectomy Incidence Rate (CIR) from diagnosis to end of follow-up (31/12/2017) and identify predictive factors for colectomy. MATERIAL AND METHODS A retrospective study enrolling patients with a definitive diagnosis (DD) of UC or Unclassified Colitis (UnC) in the 2001-03 Navarra cohort. RESULTS We enrolled 174 patients with a DD of UC (E2 42.8%; E3 26.6%) and 5 patients with a DD of UnC: 44.1% women, median age 39.2 years (range 7-88) and median follow-up 15.7 years. A total of 8 patients underwent surgery (CIR 3 colectomies/103 patient-years: 3 at initial diagnosis (