Measles and Rubella Weekly Monitoring Report – Week 42: October 13 to October 19, 2019

Key points:

In Canada, no new cases of measles or rubella were reported in week 42, 2019.
Currently, there are no active^{Footnote 1} cases of measles in Canada.
One hundred and twelve (112) cases of measles and no cases of rubella have been reported in Canada in 2019. These cases were reported by Québec, British Columbia, the Northwest Territories, Ontario, Alberta, New Brunswick, Saskatchewan, and Manitoba.
Canadians travelling outside of Canada are encouraged to consult the travel health notices for information on measles and rubella outbreaks occurring in other countries.

Organization: Public Health Agency of Canada
Date published: 2019-11-01

Epidemiological summary

During epidemiological week 42, 2019 no new confirmed cases of measles or rubella were reported in Canada^{Footnote 2}. To date in 2019, 112 cases of measles and no cases of rubella have been reported. The last case of rubella was reported in 2016 and the last case of congenital rubella syndrome/infection was reported in September 2018.

fig1 — Figure 1: Number of cases of measles (n=112), rubella (n=0), and congenital rubella syndrome^{Footnote 3} 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 October 19, 2019.

Figure 1: Number of cases of measles (n=112), rubella (n=0), and congenital rubella syndrome^{Footnote 3} 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 October 19, 2019.
Epidemiological Week of Rash Onset, 2019	Number of confirmed measles cases reported	Number of confirmed rubella cases reported	Number of confirmed congenital rubella syndrome/infection cases reported
1	0	0	0
2	1	0	0
3	0	0	0
4	1	0	0
5	5	0	0
6	2	0	0
7	3	0	0
8	6	0	0
9	4	0	0
10	5	0	0
11	2	0	0
12	2	0	0
13	6	0	0
14	4	0	0
15	3	0	0
16	0	0	0
17	2	0	0
18	2	0	0
19	4	0	0
20	3	0	0
21	7	0	0
22	6	0	0
23	0	0	0
24	3	0	0
25	2	0	0
26	3	0	0
27	7	0	0
28	7	0	0
29	5	0	0
30	6	0	0
31	4	0	0
32	5	0	0
33	0	0	0
34	1	0	0
35	0	0	0
36	0	0	0
37	0	0	0
38	0	0	0
39	1	0	0
40	0	0	0
41	0	0	0
42	0	0	0
Cases (year-to-date)	112	0	0

Geographic distribution

There are currently no active^{Footnote *} cases of measles reported in Canada.

fig2 — **Figure 2: Distribution of active^{Footnote *}, confirmed measles cases by health region.**

Figure 2: Distribution of active^{Footnote *}, confirmed measles cases by health region.
Health Region	Measles Active Cases
Eastern Regional Integrated Health Authority	0
Central Regional Integrated Health Authority	0
Western Regional Integrated Health Authority	0
Labrador-Grenfell Regional Integrated Health Authority	0
Prince Edward Island	0
South Shore District Health Authority	0
South West Nova District Health Authority	0
Annapolis Valley District Health Authority	0
Colchester East Hants Health Authority	0
Cumberland Health Authority	0
Pictou County Health Authority	0
Guysborough Antigonish Strait Health Authority	0
Cape Breton District Health Authority	0
Capital District Health Authority	0
Zone 1 (NB)	0
Zone 2 (NB)	0
Zone 3 (NB)	0
Zone 4 (NB)	0
Zone 5 (NB)	0
Zone 6 (NB)	0
Zone 7 (NB)	0
Québec et Chaudières-Appalaches	0
Centre-du-Québec	0
Montréal et Laval	0
Ouest-du-Québec	0
Montérégie	0
Nord-Est	0
Ontario Central East	0
Ontario Central West	0
Ontario Eastern	0
Ontario North East	0
Ontario North West	0
Ontario South West	0
City of Toronto Health Unit	0
Winnipeg Regional Health Authority	0
Prairie Mountain Health	0
Interlake-Eastern Regional Health Authority	0
Northern Regional Health Authority	0
Southern Health	0
Saskatchewan South	0
Saskatchewan Central	0
Saskatchewan North	0
South Zone	0
Calgary Zone	0
Central Zone	0
Edmonton Zone	0
North Zone	0
British Columbia	0
Yukon	0
Northwest Territories	0
Nunavut	0

Footnote 6

Active cases or outbreaks are those in which the onset date of the most recent case/outbreak-associated case falls within 32 days of the issue date of this report^{Footnote 4}.

Return to footnote * referrer

Laboratory summary

Measles

In 2019, seventy-two (72) cases of measles have been genotyped and the genotypes were B3 (n=19) and D8 (n=53), both of which are circulating globally.

Figure 3: Distribution of measles genotypes detected in 2019 (n=72) by week^{Footnote †} of rash onset.
Epi week	B3	B3 - Harare	D4	D8	D8 - Taunton	D9	H1	Total
1	0	0	0	0	0	0	0	0
2	1	0	0	0	0	0	0	1
3	0	0	0	0	0	0	0	0
4	0	0	0	1	0	0	0	1
5	1	0	0	2	0	0	0	3
6	0	0	0	2	0	0	0	2
7	1	0	0	2	0	0	0	3
8	3	0	0	3	0	0	0	6
9	2	0	0	2	0	0	0	4
10	0	0	0	2	0	0	0	2
11	0	0	0	1	0	0	0	1
12	1	0	0	1	0	0	0	2
13	2	0	0	4	0	0	0	6
14	0	0	0	3	0	0	0	3
15	1	0	0	2	0	0	0	3
16	0	0	0	0	0	0	0	0
17	0	0	0	2	0	0	0	2
18	2	0	0	0	0	0	0	2
19	1	0	0	2	0	0	0	3
20	0	0	0	2	0	0	0	2
21	0	0	0	5	0	0	0	5
22	0	0	0	5	0	0	0	5
23	0	0	0	0	0	0	0	0
24	0	0	0	3	0	0	0	3
25	1	0	0	1	0	0	0	2
26	0	0	0	3	0	0	0	3
27	1	0	0	0	0	0	0	1
28	0	0	0	0	0	0	0	0
29	0	0	0	0	0	0	0	0
30	1	0	0	0	0	0	0	1
31	0	0	0	0	0	0	0	0
32	0	0	0	4	0	0	0	4
33	0	0	0	0	0	0	0	0
34	0	0	0	1	0	0	0	1
35	0	0	0	0	0	0	0	0
36	0	0	0	0	0	0	0	0
37	0	0	0	0	0	0	0	0
38	0	0	0	0	0	0	0	0
39	1	0	0	0	0	0	0	1
40	0	0	0	0	0	0	0	0
41	0	0	0	0	0	0	0	0
42	0	0	0	0	0	0	0	0
Total	19	0	0	53	0	0	0	72
Footnote 5 Epidemiological weeks for laboratory specimens submitted to the National Microbiology Laboratory are assigned and reported in accordance with WHO guidelines (WHO.WER.2012;9(87):73) with week 1 beginning on the first Monday of the year, which for 2019 is January 7. However, for the purposes of this report, the genotype data is presented in accordance with PAHO reporting weeks with week 1 of 2019 beginning on December 30, 2018). Return to footnote † referrer

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 named strains), refer to Hiebert J and Severini A. Canada Communicable Disease Report. 2014; 40-12: 257- 260.

Footnotes

Footnote 1

Active cases or outbreaks are those in which the onset date of the most recent case/outbreak-associated case falls within 32 days of the issue date of this report.

Return to footnote 1 referrer

Footnote 2

Only cases with rash onset up to the indicated end date are included in this report. Any additional cases will be described in future reports.

Return to footnote 2 referrer

Footnote 3

Epidemiological week of birth is used for congenital rubella syndrome cases.

Return to footnote 3 referrer

Footnote 4

Public Health Agency of Canada. Guidelines for the prevention and control of measles outbreaks in Canada. Canadian Communicable Disease Report. 2013. Vol. 39: Definitions: conclusion of an outbreak (p. 5).

Return to footnote 4 referrer

Page details

Date modified:: 2021-06-18

Language selection

Search