Unnecessary stool tests provoking parental anxiety

PAEDIATRIC infectious diseases specialists are urging GPs to avoid ordering tests for two intestinal parasites, saying there’s no good evidence for treating the organisms with antibiotics.

Dientamoeba fragilis and Blastocystis hominis are included in faecal multiplex PCR assays offered by many laboratories, but the Australasian Society for Infectious Diseases (ASID) says the parasites are of uncertain clinical significance.

According to ASID’s paediatric infectious diseases interest group ANZPID,