Word: rectal
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...long hoped for a test that could pick up more of these cancers before they become inoperable. Now they may have got their wish. Researchers reported in last week's New England Journal of Medicine that a new method could potentially spot 20% to 30% more cancers than do rectal exams alone, the current means of early tumor detection...
...almost every sport, there are some pills and potions that promise black- magic results. To fire their systems up, many competitors have turned to stimulants, using amphetamines or even caffeine enemas and suppositories, because rectal administration puts the chemical into the bloodstream without causing an upset stomach. Testing for "uppers" by sports federations is highly reliable, but use of this class of drugs is not confined to competitions like the Olympics. Some of the most famous cases of stimulant usage have occurred in professional baseball and football, which have lax testing for the substances...
...many in the U.S., where 10 billion aspirin are consumed each year, there are also potentially serious side effects. These complications, including gastrointestinal distress, rectal bleeding and peptic ulcers, have caused researchers to temper their excitement over the implications of the American study and warn individuals not to take aspirin frequently except under a doctor's care. Says William Kannel, chief of preventive medicine at Boston University and a former director of the Framingham Study, a long-term heart-research program: "The most rational use would be in high-risk people, rather than having everyone gobble aspirin." Claude Lenfant, director...
...THERE is good reason to believe that the AIDS virus is most efficiently transmitted in two ways. Through the sharing of needles, (but the practice apparently is much less hazardous when the sticks are minor and blood is not passed through the barrel of the needle). And second, through rectal or vaginal exposure to ejaculate carrying the virus...
...third situation, exposure of the penis to virus carried in vaginal or rectal fluid is probably less risky, but the risk is not zero. In any case, the cumulative risk of acquiring infection through repeating the first two events--and possibly also the third--is high...