Ectopic pregnancy resulting in perforation of the rectum and rectal bleeding is clinically rare. We report an extremely rare case of chronic ectopic pregnancy with decreasing low levels of serum β-HCG resulting in rectal bleeding. A 31-year-old woman, gravida 3, para 3, with moderate abdominal pain and rectal bleeding was diagnosed with a tubal pregnancy. The tube was adherent to the rectum. Fo...

The association between onion and leek consumption, garlic supplement use and colon and rectum carcinoma among men and women was evaluated in the Netherlands Cohort Study, a large-scale prospective cohort study on diet and cancer. Onions, leeks, and garlic belong to the Allium genus and contain large amounts of potentially chemopreventive compounds. The Netherlands Cohort Study was started in 1...

• Pheromone components detected in male pleural epidermal cells and rectum. Pleural are 100 times larger males (300–400 μm) than females. In males, calls multinucleated, suggesting polyploidization. Males have cuticular elements that may help release pheromone through cuticle. Eurosta solidaginis produce large amounts of putative sex compared to other insect species; however, neither the site p...