<prompt> All statements about adult intussusception are true except:Idiopathic and more enteric rather than colonicLead point present in majority of casesResection of bowel is adequate for large bowel intussusceptionHydrostatic reduction with barium or air are done if bowel is not gangrenous  <response>: Intussusception In Adults Bailey says Adult cases of intussusception are invariably associated with a lead point, which is usually a polyp e.g., Preutz-jegher;s syndrome, a submucosal lipoma or other tumor In adults , colonic intussusception is common but in children, ileocolic is the most commonest variety 77 Ref: Bailey 27th edition Pgno: 1287 