PARASITES IN US HEALTH CARE In early May my wife and I returned from a short vacation in Peru. Two weeks later I came down with severe diarrhea that has now continued unabated for six weeks. The cause has been identified as a parasite—Blastasytis Species. This parasite is believed to be present in 23% of the American population and 100% of people in “less developed countries” (Wikipedia). Albendazole is the first line of treatment for this infection. Albendazole tablets are sold throughout the world (outside of the US) for 1 penny to six cents each and are usually available as...