The primary objective is to evaluate digestive damage in CD 5 to 10 years after diagnosis in the GETAID centers included in the RAPID study. Secondary objective is to identify predictive factors of the evolution digestive damage.
Background: Crohn's disease (CD) is a chronic inflammatory disorder of the bowel that is characterized by periods of clinical remission alternating with periods of recurrence. Persistent inflammation is believed to lead to progressive bowel damage that, over time, will manifest in the development of strictures, fistulae, and abscesses. The recent development of the Lemann index allows us to precisely assess digestive damage in CD. The aim of the present study is to evaluate digestive damage and associated predictive factors in CD 5 to 10 years after diagnosis. Methods: Prospective, multicenter, international, transversal, observational study. Patients who completed the RAPID trial (evaluating the benefits on the course of CD of an early prescription of azathioprine compared with conventional step-care therapy) will be eligible. Digestive damage will be assessed using methods described in the Lemann index protocol, dependent on CD location (abdominal MRI obligatory). The total duration of study participation for 1patient will be ≤4 months. Aims: The primary objective is to evaluate digestive damage in CD 5 to 10 years after diagnosis in the GETAID centers included in the RAPID study. Secondary objective is to identify predictive factors of the evolution digestive damage.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
54
Abdominal MRI to realize within 4 months following inclusion
Upper endoscopy to realize within 4 months following inclusion
Colonoscopy to realize within 4 months following inclusion
Chu Clermont-Ferrand
Clermont-Ferrand, France
Hopital Beaujon
Clichy, France
CHRU Lille
Lille, France
CHU NICE
Nice, France
Digestive damage
Evaluate digestive damage in Crohn's Disease by using Lemann Index
Time frame: 5 to 10 years after diagnosis
Predictive factors of the digestive damage evolution
Evaluate digestive damage per organ (upper intestinal tract, small bowel, colon or rectum, anal or perianal) by using Lemann Index
Time frame: 5 to 10 years after diagnosis
Predictive factors of the digestive damage evolution
Determine correlation between Lemann Index and factors measured at diagnosis and then 5 to 10 years after diagnosis.
Time frame: 5 to 10 years after diagnosis
Variation of Lemann Index
Variation of Lemann Index 5 to 10 years after diagnosis
Time frame: 5 to 10 years after diagnosis
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Pelvic MRI to realize within 4 months following inclusion
Hopital Saint Louis
Paris, France
Hopital Saint-Antoine
Paris, France
IMM
Paris, France
CHU Bordeaux - Pessac
Pessac, France
Chu Toulouse
Toulouse, France