How are cases reported to CDC?
As with most other diseases, reporting requirements for Lyme disease are determined by state laws or regulations. In most states, Lyme disease cases are reported by licensed health care providers, diagnostic laboratories, or hospitals. States and the District of Columbia share their data with CDC, which compiles and publishes the information for the Nation. Are more recent numbers available? Cases of Lyme disease and other reportable conditions are published each week in the MMWR . However, these weekly numbers are provisional and often change when all the data become available after the end of the year. CDC publishes finalized data, such as that above, only after all states & territories have certified their reports. Finalized data for a given year are generally not available until the fall of the following year. What is a surveillance case definition? Reporting of all nationally notifiable diseases, including Lyme disease, is based on standard surveillance case definitions developed