Poor sanitary conditions are known to increase the risk of contracting amebiasis<unk> . In the United States, there is a much higher rate of amebiasis-related mortality in California and Texas (this might be caused by the proximity of those states to<unk> -endemic areas, such as Mexico), parts of Latin America, and Asia.<unk>  is also recognized as an emerging sexually transmissible pathogen, especially in male homosexual relations, causing outbreaks in non-endemic regions. As such, high-risk sex behaviour is also a potential source of infection. Although it is unclear whether there is a causal link, studies indicate a higher chance of being infected with<unk>  if one is also infected with HIV.
Entamoeba histolytica
Entamoeba coli
Giardia duodenalis
Schistosoma mansoni
Cryptosporidium parvum
Taenia asiatica
Giardia
Ascaris lumbricoides