Reporting influenza clusters

Please call (617) 983-6800 or complete the online Bureau of Infectious Disease and Laboratory Sciences (BIDLS) Report Form (BRF) listed below

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Report clusters by BIDLS Report Form

Report clusters of influenza-like-illness (ILI) to Massachusetts Department of Public Health via the online report form or by phone (617) 983-6800.

Please provide as much detail on the report form as possible. Upon receipt of the form, an epidemiologist will contact you to review guidance concerning testing, prophylaxis, and infection control. Clusters in hospitals, long-term care facilities, and other entities licensed by the Division of Healthcare Quality (DHCQ), should also be reported to DHCQ by using the web-based Health Care Facility Reporting System (HCFRS), via the Virtual Gateway. All Reportable Assisted Living Incident Reports are submitted to the Executive Office of Elder Affairs via the Automated Quickbase Reporting system. Group homes, correctional facilities, or other settings should also contact the appropriate oversight agency for your facility.

For specific information about reporting, see the MDPH 105 CMR 300.000:  Reportable Diseases, Surveillance and Isolation and Quarantine Requirements.

Immediately report the following influenza-related cases by phone

All immediately reportable cases listed below should be reported by phone to the Division of Epidemiology at (617) 983-6800 and to your local board of health. Providers in the city of Boston should report directly to the Boston Public Health Commission at (617) 534-5611 in addition to the Massachusetts Department of Public Health.

  • Suspected and confirmed deaths related to influenza in children under 18 and in pregnant people.
  • Unusual or unusually severe cases of ILI, e.g., with encephalopathy, myocarditis, or pericarditis. ILI is defined as fever with cough and/or sore throat.
  • Unusual clusters of ILI in daycare and elementary schools.
  • Cases of suspected or proven antiviral treatment or prophylaxis failure.
  • Suspected novel or variant influenza, e.g., travel-associated, animal-associated, avian influenza A H5N1 or H7N9, influenza A H3N2v, other avian influenza.
  • ILI in employees of swine or poultry farms.

Division of Epidemiology: (617) 983-6800

Boston Public Health Commission: (617) 534-5611

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