ARCHIVED - Giardiasis

 


Nationally notifiable since 1983

1.0 National Notification

Only confirmed cases of disease should be notified.

2.0 Type of Surveillance

Routine case-by-case notification to the federal level

3.0 Case Classification

3.1 Confirmed case

Laboratory confirmation of infection with or without symptoms from stool, duodenal fluid or small bowel biopsy specimen:

  • demonstration of Giardia lamblia
    OR
  • demonstration of Giardia lambia antigen

3.2 Probable case

Clinical illness in a person who is epidemiologically linked to a confirmed case

4.0 Laboratory Comments

5.0 Clinical Evidence

Clinical illness is characterized by diarrhea, abdominal cramps, bloating, weight loss, fatigue or malabsorption.

6.0 ICD Code(s)

6.1 ICD-10 Code(s)

A07.1
Giardiasis (lambliasis)

6.2 ICD-9/ICD-9CM Code(s)

007.1
Giardiasis

7.0 Type of International Reporting

8.0 Comments

Probable case definitions are provided as guidelines to assist with case finding and public health management, and are not for national notification purposes.

9.0 References

Date of Last Revision/Review:

May 2008


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