Measles & Rubella Weekly Monitoring Report: January 17 to January 23, 2016 (week 3)
- In Canada, 1 new case of measles was reported by British Columbia for week 3, 2016.
- Two provinces, Ontario and British Columbia, have activeFigure 2 - Footnote * measles cases. These events are not linked, as they have resulted from separate importation events.
- A total of 2 cases of measles, and 0 cases of rubella have been reported in Canada in 2016.
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During epidemiological week 3, 2016, one new case of measles was reported by British ColumbiaFootnote 1. This case had a history of travel to Southeast Asia, and is unrelated to a previously reported measles case.
No cases of rubella were reported. It has been 98 weeks since the last reported rubella case (week 10, 2014).
The year-to-date total is 2 cases of measles and 0 cases of rubella for 2016 (Figure 1).
Figure 1: Number of cases of measles (n=2) and rubella (n=0), by week of rash onset, as reported to the Canadian Measles/ Rubella Surveillance System (CMRSS) and Measles and Rubella Surveillance system (MARS), for the period ending January 23, 2016.
There are currently two activeFigure 2 - Footnote * cases of measles in Canada, reported in British Columbia and the Central East region of Ontario (Figure 2). There are no reported active cases of rubella in Canada (figure not shown).
To date in 2016, measles cases have been reported in two Canadian provinces: British Columbia and Ontario.
To date in 2016, 1 measles case (reported by Ontario) has been genotyped and the genotype was B3 (Figure 3).
Figure 3: Distribution of measles genotypes detected in 2016 (n=1) by weekFigure 3 - Footnote † of rash onset (if available, n=1) or specimen collection (n=0).
The current global distribution of measles genotypes can be found on the WHO Measles Surveillance website.
For information regarding the interpretation and use of measles genotyping (including a discussion of genotypes and sequence variants), refer to Hiebert J and Severini A. Canada Communicable Disease Report. 2014; 40-12: 257- 260.
To date in 2016, no rubella cases have been reported. As such, no genotype information is available.
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