Medical Microbiology

Table 1 2. 5 Continued:GastrointestinalTract

Infection Mostimportant

pathogens

Laboratorydiagnosis

Helminths

Trematodeinfections Schistosomaspp. Microscopicaldetection

ofwormeggsinstool;

serology

Fasciolopsisbuski Microscopicaldetection

ofwormeggsinstool

Heterophyesheterophyes

andothers

Microscopicaldetection

ofwormeggsinstool

Cestodeinfections Taeniaspp.

Hymenolepisspp.

Diphyllobothriumspp.

Microscopicaldetection

ofwormeggsand/or

proglottidsinstool

Nematodeinfections Ascarislumbricoides

Trichuristrichiura

Ancylostomaand

Necatorspp.

Microscopicaldetection

ofwormeggsinstool

Strongyloidesstercoralis Microscopyandculturing

oflarvaeinstool(serology)

Enterobiusvermicularis Microscopicaldetectionof

wormeggs(analadhesive

tapeonslide)orwormsin

stool

640 12 EtiologicalandLaboratoryDiagnosticSummariesinTabularForm

12

Kayser, Medical Microbiology © 2005 Thieme