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Current Release

Version 2.4, April, 2014

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Feedback

EVS browsers have a Contact Us page for questions, suggestions and bug reports. EVS also welcomes information on how you use EVS tools and resources, and what would make them more useful. A compilation of use information is available at EVS Use and Collaborations.

Tool Overview

NCI Term Browser Logo


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The NCI Term Browser provides user-friendly access to all biomedical terminologies hosted by EVS including the NCI Metathesaurus (NCIm), which itself offers more than 75 terminologies cross-mapped to capture shared meanings. The NCI Thesaurus (NCIt) Browser, once a separate tool, is now integrated into the NCI Term Browser.


Forum and Support

What's New

The following outlines the major features in each release.

Version

Development Focus

Release Date

2.1

  • CTS 2 Support: Better support for terminology mappings and value sets, introduced in the 2.0 release as part of EVS support for the emerging HL7/OMG Common Terminology Services 2 (CTS 2) standard.
  • New value set hierarchies allowing selection of multiple value sets for search, and improved performance and 508 compliance.
  • “Back to search results” link to return to the last results page.
  • Advanced Search option to search relationship source or target concept values.
  • View in Hierarchy now runs on the server, making it faster and more reliable.
  • Browser and terminology server versions are displayed in the main NCI Term Browser banner.
  • Refer to the Release Notes for more information on fixes, enhancements, and known issues.

June 11, 2012

2.0

CTS 2 functionality provided in the LexEVS 6.0 terminology server including Mappings and Value Sets The NCIt Browser offers important new data and functionality, based on the LexEVS 6.0 Terminology Server.

  • Term browser home page redesigned, using tabs.
  • Mapping functions and tab
    • Mapping Tab added to the navigation bar.
    • Access allowed to mapping data from source and target coding schemes.
    • Abbreviated source and target namespace names added to metadata of a mapping coding scheme.
    • Abbreviated source and target namespace names displayed on the mapping data table.
  • Value Set functions and tab
    • Value set viewer implemented.
    • Export provided for NCI Definition to CSV formatted resolved value set definition file.
    • Source coding scheme developed for supporting display of value set hierarchy.
    • Value set hierarchy display provided.
  • Concept Cart lets users collect concepts during a session and then export them to a file in XML or CSV format.
  • Ability provided to disable tree access
  • caDSR CDEs can be displayed based on concepts in applicable vocabularies.
  • Advanced Search lets users search by a specific property type or association.
  • Mapping data can be displayed and searched.
  • Local extension to an existing coding scheme supported.
  • All license pages merged into one.
  • User Interface changes and updates made; refer to the Release Notes.

November 9, 2011

1.2

Required changes after initial release

  • "URL to Bookmark" changed to just display the URL.
  • Term Browser's terminology list reordered.
  • caBIG approval indicator added next to terminology name.
  • NCPDP section added into subset page.

October 19, 2010

1.0

Replacement for the outdated NCI BioPortal

  • Incorporates and extends the NCI Thesaurus Browser.
  • Replaces NCI BioPortal, retired in 2010.
  • Provides a home page for each terminology and provides for searching and using each terminology separately or together with others.
  • Provides extensive cross-links, especially between individual sources and NCIm.
  • Supports searches for name/id, property, or relationship values using exact match, begins with or contains algorithms.
  • Affords better presentation of concept details and source hierarchies.
  • Built on the open source LexBIG Terminology Server using the LexEVS 5.1 API.
  • Provides improved performance, especially in large ranked search results and the Relationship and By Source tabs.
  • Released on a separate URL, leaving the older browser (1.2) in place, to allow users more time to test and transition before the LexEVS 5.1-based browsers are deprecated.

March 19, 2010

Presentations, Demos and Other Materials

NCI Term Browser 1.2 Demonstration Video (11 MB, 8.5 Minutes)
Troy Bleeker
April 12, 2011
This video gives a high level demonstration of the NCI Term Browser and its user interface.

Documentation and Training

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