Review
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. May 21, 2006; 12(19): 2991-2999
Published online May 21, 2006. doi: 10.3748/wjg.v12.i19.2991
Table 1 IARC evaluation of schistosomes, liver flukes and H pylori
Agent (infectionwith)Degree of evidence of carcinogenicity
Overall evaluation
HumanAnimal
Schistosoma haematobiumSufficientLimitedDefinite carcinogen
Schistosoma japonicumLimitedLimitedPossible carcinogen
Schistosoma mansoniInadequateLimitedNot classifiable
Opisthorchis viverriniSufficientLimitedDefinite carcinogen
Opisthorchis felineusInadequateInadequate 1Not classifiable
Clonorchis sinensisLimitedLimitedProbable carcinogen 2
Helicobacter pyloriSufficientInadequate 1Definite carcinogen