Inclusion Criteria:  Patients who can undergo CT examination Adult patients (men and women, minimum age 18) requiring an abdominal CT scan, for any diagnostic indication Signed informed consent for partecipation to the study and for processing of sensitive data Filled anamnestic questionnaire  Exclusion Criteria:  Patients with severe neurological / psychiatric conditions Minor patients (age <18 years) women with a recent pregnancy or birth (in the last year) patients with recent abdominal surgery (within the last six months).