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Notice to Readers Availability of Case Definitions for Public Health Surveillance on Internet

In response to high demand from state and local health departments, the 1990 MMWR Recommendations and Reports entitled Case Definitions for Public Health Surveillance (1) is now available electronically on the Internet. This document provides case definitions for use by health-care providers, laboratories, and other public health personnel who report the occurrences of notifiable diseases to state and local health departments. The reported numbers of cases of selected notifiable diseases are printed each week in Tables I-III of MMWR.

Case definitions for specific conditions can be accessed individually as World-Wide Web (WWW) pages. To access these pages, use WWW browser software to connect to the CDC home page at, then select MMWR -- Morbidity and Mortality Weekly Reports; go to the "new" item titled Case Definitions for Public Health Surveillance. To access the Case Definitions directly, connect to

Users can download the complete document as a .pdf file (Adobe{Registered} Acrobat{Registered} * portable document format) from the Case Definitions for Public Health Surveillance WWW page and from CDC's file transfer protocol server at When prompted for user name enter anonymous, and give your Internet e-mail address when prompted for the password. Select pub/publications/mmwr/rr/rr3913.pdf and download the file (309,488 bytes). Because of changes in software used for processing the file, the page numbers for this file do not correspond to those in the original document.

Case definitions for conditions recently made nationally reportable and newly revised case definitions will be included in a supplement to this 1990 publication, which will be added to this website at a later date. The Council of State and Territorial Epidemiologists and CDC are revising the entire case definitions document for publication in late 1996.


  1. CDC. Case definitions for public health surveillance. MMWR 1990;39(no. RR-13).

    • Use of trade names and commercial sources is for identification only and does not imply endorsement by the Public Health Service or the U.S. Department of Health and Human Services.

Use of trade names and commercial sources is for identification only and does not imply endorsement by the U.S. Department of Health and Human Services.

References to non-CDC sites on the Internet are provided as a service to MMWR readers and do not constitute or imply endorsement of these organizations or their programs by CDC or the U.S. Department of Health and Human Services. CDC is not responsible for the content of pages found at these sites. URL addresses listed in MMWR were current as of the date of publication.

All MMWR HTML versions of articles are electronic conversions from typeset documents. This conversion might result in character translation or format errors in the HTML version. Users are referred to the electronic PDF version ( and/or the original MMWR paper copy for printable versions of official text, figures, and tables. An original paper copy of this issue can be obtained from the Superintendent of Documents, U.S. Government Printing Office (GPO), Washington, DC 20402-9371; telephone: (202) 512-1800. Contact GPO for current prices.

**Questions or messages regarding errors in formatting should be addressed to The U.S. Government's Official Web PortalDepartment of Health and Human Services
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