Outbreaks & Alerts
Antibiotic resistant organisms (such as MRSA and VRE)
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MRSA and VRE are becoming increasingly common both in health care and community settings and require special considerations in the provision of care
Bed bugs
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Although bed bugs do not carry or transmit disease, they can result in an infestation. Certain precautions can be taken to halt their spread.
Candida auris
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Candida auris: Emerging global health-care-associated infection antimicrobial resistant issue
COVID-19
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See the Ontario Respiratory Pathogen Bulletin and the Ontario COVID-19 Data Tool for provincial surveillance data.
In May 2022, the CANCOVID-Preg team published a surveillance study including 6012 completed pregnancies between March 2020 and October 2021. Among the 6,012 cases of COVID-19 in pregnancy, 466 (7.75 per cent) required hospitalization and 121 (2.01 per cent) were admitted to an ICU. Compared with cases of infection in non pregnant, reproductive aged individuals, those who were pregnant were more likely to be hospitalized (relative risk, 2.65; 95% CI, 2.41-2.88), and more likely to need care in the ICU (relative risk, 5.46; 95% CI, 4.50-6.53). The data also demonstrated an increased risk of early labour for those who were infected with COVID-19 in pregnancy (relative risk, 1.63; 95% CI, 1.52-1.76).
Results from the 4th report of the CANCOVID-Preg study largely show positive pregnancy outcomes. Of 1821 reported pregnancy outcomes affected by COVID-19, there were 19 (1%) stillbirths and < 6 newborns who were tested for COVID-19 received a positive result. Importantly, in this sample, stillbirth rates were 10.6 per 1000 compared to 5.44 per 1000 in the general population (derived from CIHI-DAD 2020 data). Although the stillbirth estimate in our COVID-19 positive cases is slightly higher than the general population, the absolute numbers are still quite small. (Money 2021)
Of the 1769 cases with delivery and gestational age data, 87.1% occurred at term and 12.9% at preterm gestation. Of the 228 (12.1%) preterm infants, 34.6% were medically indicated preterm deliveries and 39.9% were spontaneous. This preterm birth rate is twice the rate of preterm birth in the general pregnant population. This is likely associated with severity of infection. (Money 2021; SOGC 2021)
Ebola virus disease
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Rescinding Ebola virus disease directives (PDF, 137 KB)
Influenza
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Influenza, including H1N1 and varying other strains is an annual concern and pregnant persons and newborns are at an increased risk of complications. The Public Health Agency of Canada influenza awareness resources can be displayed and shared in midwifery clinics.
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See the Ontario Respiratory Pathogen Bulletin for surveillance data.
Middle East Respiratory Coronavirus (MERS CoV) & Avian Influenza (H7N9)
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Oct 11, 2017: Situational update on the avian influenza A(H7N9) virus and Middle East Respiratory Coronavirus (PDF, 137 KB), (French version)
Mpox (Monkeypox)
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November 2022: MOH Recommendations for the management of cases and contacts of monkeypox (MPX) in Ontario (PDF, 165 KB)
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July 14, 2022: Fact Sheet: Monkeypox - Reference guide comparing monkeypox, chickenpox, and hand-foot-and-mouth disease (PDF, 135 KB)
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July 14, 2022: MOH Health Care Provider Communication - Monkeypox (PDF,183 KB)
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June 2022: Case Definitions and Other Disease Specific Information: Smallpox and Orthopoxviruses including Monkeypox (PDF, 2,805 KB)
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May 28, 2022: MOH Q&A Monkeypox vaccination and post exposure prophylaxis (PDF, 1,206 KB)
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May 20, 2022: CMOH Memo re Monkeypox (PDF, 265 KB)
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May 2022: PHO Infection Prevention and Control (IPAC) Recommendations for Monkeypox in Health Care Settings (PDF, 1,115 KB)
Zika virus (ZIKV)
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Dec 24, 2019: Zika virus prevention and treatment recommendations