Laboratory Test Information Guide

Details for Microsporidia Investigation

Test Name: Microsporidia Investigation
Alternate Name(s):  
Laboratory: Microbiology (VH)
Specimen Type: Faeces

For all other specimens contact the lab before collecting for specific instructions regarding preservation and transport.
Collection Information: Submit sample in an ova and parasite kit, which consists of two containers. One is for stool and one for stool with preservative. Both containers must be submitted.

Collect specimen prior to administration of antibiotics or antidiarrheal agents. Avoid use of mineral oil, bismuth and barium prior to collection.

Avoid contamination with urine or water from the toilet.

Select areas of stool that appear blood-stained, purulent or watery. Transfer a 5 mL portion to parasite transport media (labelled SAF FIXATIVE). Thoroughly mix 5 mL of stool with the 20 mL of fixative (1:4 ratio).

Send this preserved stool and also a portion of unfixed stool to the lab.
Test Schedule: Referred out weekdays to Toronto Public Health Laboratories
Turnaround time from when specimen
is received in testing laboratory:
7 days
Reference Range:  
Effective Date: 2010-09-13
Revised Date: 2018-06-15
Critical Value:  
Interpretive Comments:  
Special Processing:  
Method of Analysis: Microscopy
Critical Information Required: Clearly indicate on container and requisition "STOOL FOR MICROSPORIDIA INVESTIGATION"

Clinical history must be included.
Storage & Shipment: Specimen must be refrigerated.
The specimen must be received within 24 hours of collection.
System Codes: 
OAPSCREENspecify Microsporidia
Referred To: Toronto Public Health Laboratory

Questions? Comments? Contact Laura Gopaul