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Conformément au Règlement de l’Ontario 671/92 de la Loi sur les services en français, les renseignements d’analyses de laboratoire liés à la présente page ne sont offerts qu’en anglais parce qu’ils sont de nature scientifique ou technique et destinés uniquement à l’usage des fournisseurs de soins de santé qualifiés et non aux membres du public.

Specimen Collection and Handling

Specimen Requirements

Test Requested Required Requisition(s) Specimen Type Minimum Volume Collection Kit

Filarial nematodes - Microscopy

Whole blood

AND

Unstained, unfixed thick smear

AND

Unstained, methanol-fixed thin smear

2.0 ml




2 slides




2 slides

EDTA blood tube (labelled)


Slide mailer (each slide individually labelled)


Slide mailer (each slide individually labelled)

Filarial nematodes - Microscopy

Body fluid or tissue specimen (e.g. skin scrapings, nodule biopsy, urine, lymph node aspirate, hydrocele fluid)

1.0 ml (fluid) 0.2 g (tissue)

Sterile container

Filarial nematodes - Antibody

Blood or serum

5.0 ml blood or 1.0 ml serum

Blood, clotted – vacutainer tubes (SST)

Wuchereria bancrofti – Antigen (preapproval required)

Blood or serum

5.0 ml blood or 1.0 ml serum

Blood, clotted – vacutainer tubes (SST)

Submission and Collection Notes

1

Complete all fields of the requisition form.

2

Important: Specify both of the following testing indications on the requisition. Failure to provide this information may result in rejection:

  • Travel/migration from an endemic region
  • Signs or symptoms compatible with a filarial nematode infection
3

Label the specimen container(s), including the slide mailer itself and each individual slide, with the patient’s first and last name, date of collection, and one other unique identifier such as the patient’s date of birth or Health Card Number. For additional information see: Criteria for Acceptance of Patient Specimens. Failure to provide this information may result in rejection or testing delay.

4

Refer to SPECIAL INSTRUCTIONS for detailed collection instructions.

Requisitions and Kit Ordering

Publié le 19 oct. 2026