【共享】International Classification of Diseases（ICD）－9

International Classification of Diseases, Ninth Revision, Clinical Modification, Sixth Edition

指南
Official Guidelines for coding are included on the CD-ROM. They have been approved by the Cooperating Parties and the Editorial Advisory Board for Coding Clinic for the ICD-9-CM.
Note: These guidelines were first posted on November 21, 2005 and are effective as of December 1, 2005. An update with minor corrections was made on December 8, 2005, effective immediately.

换算表
A conversion table for diagnostic and procedural code changes between 1986-2005 is provided to assist users in data retrieval. The table shows the date the new code became effective and its previously assigned code equivalent. New codes effective October 1, 2005, are shown in bold.
Note: This table was updated on 6/8/05

补遗
The annual update to ICD-9-CM is provided as addenda changes to the index and tabular list of ICD-9-CM, effective October 1, 2005. In the index, additions are marked with bold and underlining, revisions are marked with bold, underlining and italic, while deletions are marked with bold and strikeout.
Note: these addenda were updated on 6/8/2005.

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http://www.cdc.gov/nchs/datawh/ftpserv/ftpicd9/ftpicd9.htm#guidelines
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