Low adherence to colonoscopy in the screening of first-degree relatives of patients with colorectal cancer.

Background: Colonoscopy is one of the methods of choice for screening relatives of patients with colorectal cancer.

Objective: To evaluate the rate of adherence to colonoscopy in first-degree relatives of patients with colorectal cancer and describe the lesions found.

Methods: A prospective, cross-sectional, multicentre, nationwide study was conducted.

MRI evaluation of inflammatory activity in Crohn's disease.

Objective: We wanted to assess the capability of MRI to quantitatively evaluate the therapeutic response to Crohn's disease (CD) relapse.

Subjects And Methods: Twenty patients with histologically proven CD were prospectively evaluated with MRI and ileocolonoscopy over a 2-year period. The MRI protocol included axial and coronal T2-weighted and contrast-enhanced T1-weighted sequences.