• travelers
  • High-risk groups for giardiasis include travelers to highly endemic areas, immunocompromised individuals, and certain sexually active homosexual men. (medscape.com)
  • Giardiasis is often detected in travelers to areas where disease is endemic ( 16,17 ) and among internationally adopted children ( 18 ). (cdc.gov)
  • According to the CDC, "Those at greatest risk are travelers to countries where giardiasis is common, people in child care settings, those who are in close contact with someone who has the disease, people who swallow contaminated drinking water, backpackers or campers who drink untreated water from lakes or rivers, people who have contact with animals who have the disease, and men who have sex with men. (wikipedia.org)
  • waterborne
  • The relative contribution of person-to-person, animal-to-person, foodborne, and waterborne transmission to sporadic human giardiasis in the United States is unknown. (cdc.gov)
  • enteric
  • Case reports and epidemiologic studies have associated giardiasis with the development of chronic enteric disorders, allergies, chronic fatigue, and reactive arthritis ( 5-10 ). (cdc.gov)
  • hygiene
  • Giardiasis can be prevented by practicing good hygiene, avoiding drinking or swimming in water that may be contaminated, and not eating food that may be contaminated (AIII) . (nih.gov)
  • indicate
  • Case reports indicate that giardiasis also might be associated with the development of reactive arthritis ( 5 ). (cdc.gov)
  • cases
  • During 2009-2010, the total number of reported cases of giardiasis increased slightly from 19,403 for 2009 to 19,888 for 2010. (cdc.gov)
  • During 1998--2002, the total number of reported cases of giardiasis decreased from 24,226 for 1998 to 19,708 for 2001 and then increased to 21,300 for 2002. (cdc.gov)
  • Since 1992, the number of states reporting cases of giardiasis to CDC has risen from 23 to 43. (cdc.gov)
  • The annual number of giardiasis cases reported has ranged from 12,793 in 1992 to 27,778 in 1996. (cdc.gov)
  • data
  • Because most states were already collecting data on occurrence of giardiasis, the assignment of an event code to giardiasis has allowed voluntary reporting of these data to CDC via the National Electronic Telecommunications System for Surveillance. (cdc.gov)