This paper is an overview of part of the contents of my ongoing book Ethnic and Political Cleansing. I have backed away from my original intention of giving an overview of the entire book and its conclusions , since such a paper would appear absurdly over-generalized, with space for hardly any empirical content. I have focussed upon the macro structures and processes which bring dangerous possi...

Colonoscopy is a widely accepted method for the evaluation of the colon and terminal ileum. Its diagnostic accuracy and therapeutic safety are influenced by prerequisites, including modulation of medication and bowel cleansing. Appropriate choices of sedative medication and bowel-cleansing regimen, together with diet modification, should be made based on the patient's underlying disease, age, a...

Colon transit time measurement with radio-opaque markers is a method of studying the passage of luminal contents throughout the colon. Overall colonic transit time (CTT), as well as segmental transit times [right (RTT), left (LTT) and rectosigmoid (RSTT)], can be calculated. We hypothesize that CTT is influenced by faecal impaction when the rectum is emptied infrequently. The aim of this study ...