Katie Baker

Kitsap Respiratory Illness Report: Week 12 (3/16/2025-3/22/2025)

In week ending March 22, local indicators for influenza continued to decrease but remained high, while local indicators for RSV remained elevated, and indicators for COVID-19 remained low. Other Puget Sound counties observed similar trends. Regional laboratory surveillance most frequently detected influenza A and rhinovirus among clinical respiratory specimens. 1.3% of emergency department (ED) visits were attributable to influenza, and Kitsap Respiratory Illness Report: Week 12 (3/16/2025-3/22/2025)

Kitsap Respiratory Illness Report: Week 11 (3/9/2025 – 3/15/2025)

In week ending March 15, local indicators for influenza and respiratory syncytial virus (RSV) continued to decrease but remained high, while local indicators for COVID-19 remained low. Hospitalizations for COVID-19 and influenza have also returned to non-peak levels. Regional laboratory surveillance most frequently detected influenza A among clinical respiratory specimens. 1.6% of emergency department (ED) visits were attributable to Kitsap Respiratory Illness Report: Week 11 (3/9/2025 – 3/15/2025)

Health advisory: Be Alert for Serious Adverse Events After Ceftriaxone Administration

This is a Provider Alert from the Washington State Department of Health (WA DOH) related to reports of severe adverse events, including cardiac arrest and death, after administration of ceftriaxone. On February 7, 2025, the CDC issued a call for cases related to a small number (approximately 10) of severe adverse events closely following ceftriaxone injection Health advisory: Be Alert for Serious Adverse Events After Ceftriaxone Administration

Kitsap Respiratory Illness Report: Week 10 (3/2/2025 – 3/8/2025)

In week ending March 8, local indicators for influenza and respiratory syncytial virus (RSV) remained high but continued to decrease, while local indicators for COVID-19 remained low. Hospitalizations for COVID-19 and influenza also decreased. Regional laboratory surveillance most frequently detected influenza A among clinical respiratory specimens. 2.4% of emergency department (ED) visits were attributable to influenza, and fewer than 10 Kitsap Respiratory Illness Report: Week 10 (3/2/2025 – 3/8/2025)

Kitsap Respiratory Illness Report: Week 9 (2/23/2025 – 3/1/2025)

In week ending March 1, local indicators for influenza and respiratory syncytial virus (RSV) remained high but showed signs of decreasing, while local indicators for COVID-19 remained low. Hospitalizations for COVID-19 and influenza remained elevated. Regional laboratory surveillance most frequently detected influenza A among clinical respiratory specimens. 3.6% of emergency department (ED) visits were attributable to influenza, 0.9% of emergency Kitsap Respiratory Illness Report: Week 9 (2/23/2025 – 3/1/2025)

Health advisory: First measles case of 2025 in Washington state identified in a King County infant

ACTIONS REQUESTED Actions Requested  Background Current situation  On February 27, 2025, Public Health – Seattle & King County (PHSKC) reported that they were investigating a laboratory-confirmed measles case in a King County infant who may have been exposed abroad. PHSKC identified several locations in King County where other people may have been exposed to the case during the case’s infectious period, including the Seattle Children’s Hospital Emergency Department. These locations and times are listed above. No additional cases linked to Health advisory: First measles case of 2025 in Washington state identified in a King County infant

Health advisory: Sudden Unexpected Infant Death (SUID)

Per the CDC, in 2022, about 3,700 babies died suddenly and unexpectedly in the United States.  Kitsap County preliminary death data for 2024 show 14 total infant deaths, of which 5 were SUID.  There is no guaranteed way to prevent SUID.  However, research tells us that a safe sleep environment can help reduce infant SUID Health advisory: Sudden Unexpected Infant Death (SUID)

Kitsap Respiratory Illness Report: Week 8 (2/16/2025-2/22/2025)

In week ending February 22, local indicators for influenza and respiratory syncytial virus (RSV) remained high, while local indicators for COVID-19 remained low. Hospitalizations for COVID-19 and influenza remained elevated. Regional laboratory surveillance most frequently detected influenza A among clinical respiratory specimens. 4.7% of emergency department (ED) visits were attributable to influenza, 0.9% of emergency department (ED) visits were Kitsap Respiratory Illness Report: Week 8 (2/16/2025-2/22/2025)

Kitsap Respiratory Illness Report: Week 7 (2/9/2025 – 2/15/2025)

In week ending February 15, local indicators for influenza and respiratory syncytial virus (RSV) remained high, but decreased from previous weeks. Local indicators for COVID-19 remained low. Hospitalizations for COVID-19 and influenza were elevated. Regional laboratory surveillance most frequently detected influenza A among clinical respiratory specimens. Elevated pertussis activity continues to be reported throughout Washington state, including Kitsap County. 3.9% of Kitsap Respiratory Illness Report: Week 7 (2/9/2025 – 2/15/2025)

Kitsap Respiratory Illness Report: Week 6 (2/2/2025 – 2/8/2025)

In week ending February 8, local indicators for influenza were very high, and respiratory syncytial virus (RSV) indicators remained high. Local indicators for COVID-19 remained low. Hospitalizations for COVID-19 and influenza were elevated. Regional laboratory surveillance most frequently detected influenza A among clinical respiratory specimens. Elevated pertussis activity continues to be reported throughout Washington state, including Kitsap County. 5.8% of emergency department (ED) Kitsap Respiratory Illness Report: Week 6 (2/2/2025 – 2/8/2025)