CDC's Center, Institute, and Offices (CIOs) allow the agency to be more responsive and effective when dealing with public health concerns. Each group implements CDCâ²s response in their areas of expertise, while also providing intra-agency support and resource-sharing for cross-cutting issues and specific health threats.
No foods are known to cause bloody stools or related conditions. Eating too many low-fiber foods, however, leaves little room in your diet for helpful fare. To ensure plentiful whole grain intake, substitute white rice, which is a refined grain, with whole grain brown rice in your favorite recipes.
2. Black or tarry stools (Melena) - the passage of black, tarry and foul-smelling stools; can be an indication of digested blood in the stool. Other causes are, iron deficiency anemia, cirrhosis, colorectal cancer, disseminated intravascular coagulation, peptic ulcer, or stomach cancer.