Are two parasites involved in IBS?

Could two parasites be responsible for the IBS-type symptoms patients are increasingly presenting with? Australian Doctor investigates a medical whodunnit.

GPs seem to be increasingly dealing with two puzzling and controversial intestinal parasites: Blastocystis hominis and Dientamoeba fragilis which usually show up following PCR testing on patients presenting with IBS-like symptoms.

Their detection is meant to help guide treatment options, but in this case, the parasites' appearance seems to have

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