
Surveillance Case Definitions for Current and Historical Conditions
A surveillance case definition is a set of uniform criteria used to define a disease for public health surveillance. Surveillance case definitions enable public health officials to classify and count cases …
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Access information about diseases and conditions designated as notifiable at the national level in
Coronavirus Disease 2019 (COVID-19) 2023 Case Definition | CDC
Access the 2023 Coronavirus Disease 2019 (COVID-19) case definition; uniform criteria used to define a disease for public health surveillance.
Jan 2, 2025 · This memorandum summarizes changes to the National Notifiable Diseases Surveillance System (NNDSS) based upon position statements approved by the Council of State and Territorial …
Novel Influenza A Virus Infections| CDC
Access Novel Influenza A Virus Infections case definitions; uniform criteria used to define a disease for public health surveillance.
Sep 25, 2024 · This memorandum summarizes changes to the national surveillance of novel influenza A virus infections based upon position statement 24-ID-09, titled Update to Public Health Reporting and …
National Notifiable Diseases Surveillance System To protect Americans from serious disease, the National Notifiable Diseases Surveillance System (NNDSS) helps public health monitor, control, and …
Protocol for Public Health Agencies to Notify CDC about the Occurrence of Nationally Notifiable Conditions, 2025
Definition: The MMWR week is the week of the epidemiologic year for which the National Notifiable Diseases Surveillance System (NNDSS) disease report is assigned by the reporting local or state …
Arboviral Diseases, Neuroinvasive and Non-neuroinvasive| CDC
Access Arboviral Diseases, Neuroinvasive and Non-neuroinvasive case definitions; uniform criteria used to define a disease for public health surveillance.