Measles & Rubella Weekly Monitoring Report - Week 4, January 21 to January 27, 2018
Key Points
- In Canada, two new cases of measles were reported in week 04, 2018. No new cases of rubella were reported.
- Two cases of measles and no cases of rubella have been reported in Canada in 2018.
- Globally, there are large measles outbreaks reported in Europe which have affected a large number of countries. Canadians travelling to Europe are invited to consult the travel health notice for more information.
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Epidemiological summary:
During epidemiological week 04, 2018 two new laboratory-confirmed cases of measles were reported in Canada by the provinces of Alberta and Nova Scotia1. Both cases had rash onset during week 04. The case in Alberta reported travel history to a known measles endemic country. The source of exposure is unknown for the case in Nova Scotia.
It has been 101 epidemiological weeks since the last rubella case was reported.
Organization: Public Health Agency of Canada
Date published: 2018-02-07
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 27, 2018.
Figure 1 - Long Description
| Epidemiological Week of Rash Onset, 2018 | Number of confirmed measles cases reported | Number of confirmed rubella cases reported |
|---|---|---|
| 1 | 0 | 0 |
| 2 | 0 | 0 |
| 3 | 0 | 0 |
| 4 | 2 | 0 |
| Missing Rash Onset | 0 | 0 |
| Cases (year-to-date) | 2 | 0 |
Geographic distribution
There are currently two activeFigure 2 - Footnote * cases of measles reported in Canada.
There are no reported active cases of rubella in Canada.
Figure 2: Distribution of activeFigure 2 - Footnote *, confirmed measles cases by health region.
Figure 2 - Long Description
| Health Region | Measles Cases | Rubella Cases |
|---|---|---|
| Eastern Regional Integrated Health Authority | 0 | 0 |
| Central Regional Integrated Health Authority | 1 | 0 |
| Western Regional Integrated Health Authority | 0 | 0 |
| Labrador-Grenfell Regional Integrated Health Authority | 0 | 0 |
| Prince Edward Island | 0 | 0 |
| South Shore District Health Authority | 0 | 0 |
| South West Nova District Health Authority | 0 | 0 |
| Annapolis Valley District Health Authority | 0 | 0 |
| Colchester East Hants Health Authority | 0 | 0 |
| Cumberland Health Authority | 0 | 0 |
| Pictou County Health Authority | 0 | 0 |
| Guysborough Antigonish Strait Health Authority | 0 | 0 |
| Cape Breton District Health Authority | 0 | 0 |
| Capital District Health Authority | 0 | 0 |
| Zone 1 (NB) | 0 | 0 |
| Zone 2 (NB) | 0 | 0 |
| Zone 3 (NB) | 0 | 0 |
| Zone 4 (NB) | 0 | 0 |
| Zone 5 (NB) | 0 | 0 |
| Zone 6 (NB) | 0 | 0 |
| Zone 7 (NB) | 0 | 0 |
| Québec et Chaudières-Appalaches | 0 | 0 |
| Centre-du-Québec | 0 | 0 |
| Montréal et Laval | 0 | 0 |
| Ouest-du-Québec | 0 | 0 |
| Montérégie | 0 | 0 |
| Nord-Est | 0 | 0 |
| Ontario Central East | 0 | 0 |
| Ontario Central West | 0 | 0 |
| Ontario Eastern | 0 | 0 |
| Ontario North East | 0 | 0 |
| Ontario North West | 0 | 0 |
| Ontario South West | 0 | 0 |
| City of Toronto Health Unit | 0 | 0 |
| Winnipeg Regional Health Authority | 0 | 0 |
| Prairie Mountain Health | 0 | 0 |
| Interlake-Eastern Regional Health Authority | 0 | 0 |
| Northern Regional Health Authority | 0 | 0 |
| Southern Health | 0 | 0 |
| Saskatchewan South | 0 | 0 |
| Saskatchewan Central | 0 | 0 |
| Saskatchewan North | 0 | 0 |
| South Zone | 0 | 0 |
| Calgary Zone | 1 | 0 |
| Central Zone | 0 | 0 |
| Edmonton Zone | 0 | 0 |
| North Zone | 0 | 0 |
| British Columbia | 0 | 0 |
| Yukon | 0 | 0 |
| Northwest Territories | 0 | 0 |
| Nunavut | 0 | 0 |
Laboratory summary
Measles
In 2018, one case of measles has been genotyped and the genotype was D8 (Figure 3).
Figure 3: Distribution of measles genotypes detected in 2018 (n=1) by weekFigure 3 - Footnote † of rash onset.
Figure 3 - Long Description
| Epi week | B3 | B3 - Harare | D4 | D8 | D8 - Taunton | D9 | H1 | Total |
|---|---|---|---|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
| Total | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
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.
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