Hepatitis B – Serology Test Ordering Instructions
Conformément au Règl. de l’Ont. 671/92 pris en application de la Loi sur les services en français, l’information sur la commande de tests et les instructions connexes fournies sur la présente page sont disponibles en anglais seulement parce qu’elles sont de nature scientifique ou technique et qu’elles sont destinées à l’usage exclusif des fournisseurs de soins de santé qualifiés et non des membres du public.
All sections of the General Test Requisition must be completed by authorized health care providers for each specimen submitted. Testing may be delayed or cancelled if clinical information is not provided.
Refer to Hepatitis B Virus Serology Test Information Sheet for detailed testing indications, specimens, methods and reports information.
| Requisition selection(s) | Tests Performed | Notes | Requisition Demonstration |
|---|---|---|---|
|
Chronic Infection |
HBsAg, HBcAb Total (IgG+IgM) |
|
|
|
Acute Infection |
HBsAg, HBcAb Total (IgG+IgM)
|
HBcIgM will be performed only if HBcAb Total (IgG+IgM) is reactive |
|
|
Immune Status |
Anti-HBs |
|
|
|
Pre-chemotherapy screening
|
HBsAg, HBcAb Total (IgG+IgM), Anti-HBs |
For cancer patients prior to commencing systemic therapy (chemotherapy, targeted therapy, immunotherapy) |
|
|
Chronic and Immunity |
HBsAg, HBcAb Total (IgG+IgM), Anti-HBs |
A reason for testing must be indicated under Testing Indication(s) / Criteria (e.g. Dialysis) |
|
|
Acute and Immunity |
HBsAg, HBcAb Total (IgG+IgM), Anti-HBs |
A reason for testing must be indicated under Testing Indications(s) / Criteria (e.g. Dialysis)
HBcIgM will be performed only if HBcAb Total (IgG+IgM) is reactive |
|
|
Chronic Infection
and
Test(s) Requested: HBeAg, HBeAb |
HBsAg HBcAb Total (IgG+IgM)
|
Testing for HBeAg and HBeAb will only be performed if HBsAg is reactive |
|
|
Acute Infection and Test(s) Requested: HBeAg, HBeAb
|
HBsAg HBcAb Total (IgG+IgM)
|
Testing for HBeAg and HBeAb will only be performed if HBsAg is reactive |
|
|
Test(s) Requested: HBsAg, Anti-HBS |
HBsAg Anti-HBS |
Do not complete the Hepatitis Serology section. Enter the specific test(s) under Test(s) Requested. Under Testing Indication(s) / Criteria, specify “Hepatitis B Exposure” under Other |
|
|
Test(s) Requested: HBeAg and HBeAb or HBcIgM |
HBeAg/HBeAb or HBcIgM |
Do not complete the Hepatitis Serology section. Enter the specific test(s) under Test(s) Requested |
|
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This Rounds will also look at the relative contribution of changes in sexual behaviors, contact tracing/isolation, and first-dose vaccination on mpox transmission in Canada.
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