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- Influenza Situation Report: Regional Updates
Influenza Situation Report: Regional Updates
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Regional Update, Influenza and Other Respiratory Viruses. Epidemiological Week 3 (27 January 2023)
(Washington, D.C., PAHO, 2023-02-02)[WEEKLY SUMMARY]. North America: Influenza activity declined in the subregion. Influenza A(H3N2) predominated with the co-circulation of A(H1N1)pdm09 and B/Victoria (where subtyping and lineage were determined). The ... -
Regional Update, Influenza and Other Respiratory Viruses. Epidemiological Week 2 (20 January 2023)
(Washington, D.C., PAHO, 2023-01-27)[WEEKLY SUMMARY]. North America: Influenza activity was low and continues to decline in the subregion. Influenza A(H3N2) predominated with the co-circulation of A(H1N1)pdm09 and B/Victoria. The SARS-CoV-2 activity was ... -
Regional Update, Influenza and Other Respiratory Viruses. Epidemiological Week 1 (6 January 2023)
(Washington, D.C., PAHO, 2023-01-20)[WEEKLY SUMMARY]. North America: Influenza activity was moderate and declining in the subregion, with the predominance of influenza A(H3N2) and co-circulation of A(H1N1)pdm09 and B/Victoria. The SARS-CoV-2 activity has ... -
Regional Update, Influenza. Epidemiological Week 52 (30 December 2022)
(Washington, D.C., PAHO, 2023-01-11)[WEEKLY SUMMARY]. North America: Influenza activity was moderate, although decreasing in the subregion, with the predominance of influenza A(H3N2) and co-circulation of A(H1N1)pdm09 and B/Victoria. The SARS-CoV-2 activity ... -
Regional Update, Influenza. Epidemiological Weeks 50-51 (29 December 2022)
(Washington, D.C., PAHO, 2023-01-06)[WEEKLY SUMMARY]. North America: Influenza activity was moderate, although increasing in the subregion, with the predominance of influenza A(H3N2) and co-circulation of A(H1N1)pdm09 and B/Victoria. The SARS-CoV-2 activity ... -
Regional Update, Influenza. Epidemiological Week 49 (16 December 2022)
(Washington, D.C., PAHO, 2022-12-22)[WEEKLY SUMMARY]. North America: Influenza activity was moderate in the subregion. Influenza A(H3N2) predominated, with the co-circulation of A(H1N1)pdm09 and B/Victoria. The SARS-CoV-2 activity was moderate and continued ... -
Regional Update, Influenza. Epidemiological Week 48 (9 December 2022)
(Washington, D.C., PAHO, 2022-12-19)[WEEKLY SUMMARY]. North America: North America: Influenza activity continues moderate in the subregion., with the predominance of influenza A(H3N2) and co-circulation of A(H1N1)pdm09 and B/Victoria. Moderate SARS-CoV-2 ... -
Regional Update, Influenza. Epidemiological Week 47 (2 December 2022)
(Washington, D.C., PAHO, 2022-12-02)[WEEKLY SUMMARY]. North America: Influenza activity continues moderate in the subregion. Influenza A(H3N2) predominated with the co-circulation of A(H1N1)pdm09 and B/Victoria. Low SARS-CoV-2 activity was reported but ... -
Regional Update, Influenza. Epidemiological Week 46 (25 November 2022)
(Washington, D.C., PAHO, 2022-11-25)[WEEKLY SUMMARY]. North America: Influenza activity is moderate in the subregion, with the predominance of influenza A(H3N2) and co-circulation of influenza A(H1N1)pdm09 and influenza B (lineage undetermined). The SARS-CoV-2 ... -
Regional Update, Influenza. Epidemiological Week 45 (18 November 2022)
(Washington, D.C., PAHO, 2022-11-18)[WEEKLY SUMMARY]. North America: Influenza activity is moderate in the subregion, with the predominance of influenza A(H3N2) and co-circulation of influenza A(H1N1)pdm09 and influenza B (lineage undetermined). The SARS-CoV-2 ... -
Regional Update, Influenza. Epidemiological Week 44 (11 November 2022)
(Washington, D.C., PAHO, 2022-11-11)[WEEKLY SUMMARY]. North America: Influenza activity is moderate in the subregion, with the predominance of influenza A(H3N2) and co-circulation of influenza A(H1N1)pdm09 and influenza B (lineage undetermined). The SARS-CoV-2 ... -
Regional Update, Influenza. Epidemiological Week 43 (4 November 2022)
(Washington, D.C., PAHO, 2022-11-10)[WEEKLY SUMMARY]. North America: Influenza activity is low, but increasing in the subregion. Influenza A(H3N2) predominated with the co‑circulation of influenza A(H1N1)pdm09 and influenza B/Victoria. The SARS‑CoV‑2 activity ... -
Regional Update, Influenza. Epidemiological Week 42 (28 October 2022)
(Washington, D.C., PAHO, 2022-11-02)[WEEKLY SUMMARY]. North America: Influenza activity remained low, but it is increasing. Influenza A(H3N2) predominated with the co‑circulation of influenza A(H1N1)pdm09 and influenza B (lineage undetermined). The SARS‑CoV‑2 ... -
Regional Update, Influenza. Epidemiological Week 41 (21 October 2022)
(Washington, D.C., PAHO, 2022-10-27)[WEEKLY SUMMARY]. North America: Influenza activity remained low throughout the subregion. Influenza A(H3N2) predominated with the co-circulation of influenza A(H1N1)pdm09 and influenza B (lineage undetermined). SARS-CoV-2 ... -
Regional Update, Influenza. Epidemiological Week 40 (19 October 2022)
(Washington, D.C., PAHO, 2022-10-19)[WEEKLY SUMMARY]. North America: Influenza activity remained low throughout the subregion. Influenza A(H3N2) predominated with the co-circulation of influenza A(H1N1)pdm09 and influenza B/Victoria. SARS‑CoV‑2 activity ... -
Regional Update, Influenza. Epidemiological Week 39 (12 October 2022)
(Washington, D.C., PAHO, 2022-10-17)[WEEKLY SUMMARY]. North America: Influenza activity remained low throughout the subregion. Influenza A(H3N2) predominated with the co-circulation of influenza A(H1N1)pdm09 and influenza B (lineage undetermined). SARS‑CoV‑2 ... -
Regional Update, Influenza. Epidemiological Week 38 (6 October 2022)
(Washington, D.C., PAHO, 2022-10-10)[WEEKLY SUMMARY]. North America: Influenza activity remained low in the subregion, with the circulation of influenza A(H1N1)pdm09, influenza B (lineage undetermined), and the predominance of influenza A(H3N2). SARS‑CoV‑2 ... -
Regional Update, Influenza. Epidemiological Week 37 (28 September 2022)
(Washington, D.C., PAHO, 2022-09-28)[WEEKLY SUMMARY]. North America: Influenza activity remained low in the subregion, with circulation of influenza A(H1N1)pdm09, influenza B (lineage undetermined), and the predominance of influenza A(H3N2). SARS‑CoV‑2 ... -
Regional Update, Influenza. Epidemiological Week 36 (21 September 2022)
(Washington, D.C., PAHO, 2022-09-22)[WEEKLY SUMMARY]. North America: Influenza activity remained low in the subregion, with the predominance of influenza A(H3N2). SARS-CoV-2 activity continued to be elevated but decreasing. In Canada, influenza was at ... -
Regional Update, Influenza. Epidemiological Week 35 (14 September 2022)
(Washington, D.C., PAHO, 2022-09-15)[WEEKLY SUMMARY]. North America: Overall, influenza activity remained low in the subregion, and influenza A(H3N2) predominated. SARS-CoV-2 activity continued to be elevated but decreasing. In Mexico, influenza\ and SARS-CoV-2 ...