最常見的兒童腸道寄生蟲有賈第鞭毛蟲病（發音爲：jee-ahr-DIE-uh-sis）和蟯蟲。

其他寄生蟲常見于出生在加拿大國外的兒童，或在衛生條件較差的發展中國家生活 ...Skiptomaincontentsharethispagemore_horizTweetShareDownload  IntestinalparasitesIIntestinalparasitesIntestinalparasitesEnglishGastrointestinalChild(0-12years);Teen(13-18years)Stomach;SmallIntestine;LargeIntestine/Colon;RectumStomach;Smallintestine;Largeintestine;Rectum;AnusConditionsanddiseasesCaregiversAdult(19+)NA2010-05-07T04:00:00Z8.0000000000000058.80000000000001254.00000000000Health(A-Z)-ConditionsHealthA-Z

Anoverviewofthecauses,symptomsandtreatmentsoftheprotozoa(suchasgiardiasis)orworms(suchaspinwormsortapeworms)thatcangetintoyourchild'sbody.

Whatisaparasite?

Aparasiteisanorganism,orsmallanimal,thatlivesinoronandtakesitsnourishmentfromanotherorganism.Aparasitecannotlivebyitself.Parasitesincludefleas,liceandworms.Parasiticdiseasesincludeinfectionsbyprotozoa(single-cellorganismssuchasmalaria),helminthes(worms)andarthropods(suchasscabies).

Keypoints

• Anintestinalparasitewillliveintheintestineorotherpartsofthebodyandoftenreproduce.
• Poorsanitationandunsafewaterincreasetheriskofcatchingintestinalparasites.
• Forchildrenwhodogetsick,symptomsmayincludewaterydiarrhea,tiredness,andnausea.
• Treatmentmayincludeoralmedication.
• Thebestdefenceagainstparasitesisgoodhygiene.

Giardiasis

Giardiasisisawaterbornedisease.Yourchildcancatchtheinfectioniftheydrinkfromacontaminatedwatersource.Childrenaremorelikelytocatchgiardiasisinareaswithinadequatewaterandsanitationfacilitiesorplaceswheremanypeopleareinclosecontact,suchaschildcarecentres.

Giardiasisisalsoknownasbeaverfeverbecauseitmaybeacquiredfromdrinkinguntreatedlakewater.

Signsandsymptomsofgiardiasis

Whilesomechildrenmayneverdevelopsignsorsymptoms,theycanstillcarrytheparasiteandspreaditthroughtheirst