Classification Markup Language (ClaML) is an

XML Extensible Markup Language (XML) is a markup language and file format for storing, transmitting, and reconstructing arbitrary data. It defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. ...

data format specification meant for the exchange of

medical classification A medical classification is used to transform descriptions of medical diagnoses or procedures into standardized statistical code in a process known as clinical coding. Diagnosis classifications list diagnosis codes, which are used to track dise ...

s, which are code numbers for of medical diagnoses and procedures. The ClaML specification has first been published as Technical Specification CEN/TS 14463:2003, a 2007 revision of ClaML has been accepted as

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EN 14463:2007, which was replaced by ISO 13120:2013. The ClaML standard has been prepared by Working Group 3 (Semantic Content) of the

International Organization for Standardization The International Organization for Standardization (ISO ) is an international standard development organization composed of representatives from the national standards organizations of member countries. Membership requirements are given in Ar ...

's (ISO) Technical Committee (TC) on

health informatics Health informatics is the field of science and engineering that aims at developing methods and technologies for the acquisition, processing, and study of patient data, which can come from different sources and modalities, such as electronic ...

, known as

ISO/TC 215 The ISO/TC 215 is the International Organization for Standardization's (ISO) Technical Committee (TC) on health informatics. TC 215 works on the standardization of Health Information and Communications Technology (ICT), to allow for compatibility ...

WG3. ClaML has been adopted by the

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to distribute their family of international classifications.

Specifications availability

As a CEN standard, the ClaML specification is available from the various European national standardisation bodies, and can be found via th
CEN website
The specification document includes the

Document Type Definition A document type definition (DTD) is a set of ''markup declarations'' that define a ''document type'' for an SGML-family markup language ( GML, SGML, XML, HTML). A DTD defines the valid building blocks of an XML document. It defines the document st ...

(DTD). The DTD can be separately downloaded her
DTD ClaML
An unofficial specification with example can be found her
ClaML

External links

* [http://webarchive.nationalarchives.gov.uk/20110928144542/http://www.tc215wg3.nhs.uk/docs/isotc215wg3_n326.pdf EUROPEAN STANDARD EN 14463 - Health informatics - A syntax to represent the content of medical classification systems - ClaML (PDF)]. The text of this document includes the normative DTD specifications.
ISO/TC 215 Working Group 3

CEN Published Health Informatics Standards

Markup languages {{Markup-languages-stub