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Volume 30, Number 5—May 2024
Dispatch

Serogroup B Invasive Meningococcal Disease in Older Adults Identified by Genomic Surveillance, England, 2022–2023

Emily LoudComments to Author , Stephen A. Clark, David S. Edwards, Elizabeth Knapper, Lynsey Emmett, Shamez Ladhani, and Helen Campbell
Author affiliations: UK Health Security Agency East of England, Harlow, UK (E. Loud, D.S. Edwards, E. Knapper, L. Emmett); UK Health Security Agency Meningococcal Reference Unit, Manchester, UK (S.A. Clark); St. George’s University of London, London, UK (S. Ladhani); UK Health Security Agency, London (S. Ladhani, H. Campbell)

Main Article

Table

Initial timelines for 2 cases of serogroup B invasive meningococcal disease in older adults identified by genomic surveillance, England, 2022–2023*

Day Case 1 Case 2
0 Symptom onset NA
5 Admitted to hospital NA
6 NA Symptom onset
7 Case was reported to health protection team; 2 contacts were identified for prophylaxis. Admitted to hospital
10
 NA
 Case was reported to health protection team; 1 contact was identified for prophylaxis.
16 UKHSA Meningococcal Reference Unit flagged possible link between cases from 2 isolates.
17 Epidemiologic link was confirmed, cluster declared, and local partners were alerted. Initial incident management team meeting was held, where cluster was risk assessed and cases were reexamined.
20 Decision was made to offer vaccination to 9 contacts.
21 Contacts were informed and vaccinations were arranged with primary care personnel.

*NA, not applicable; UKHSA, UK Health Security Agency.

Main Article

Page created: March 18, 2024
Page updated: April 24, 2024
Page reviewed: April 24, 2024
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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