HL7 Terminology (THO)
5.2.0 - Publication International flag

This page is part of the HL7 Terminology (v5.2.0: Release) based on FHIR R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

CodeSystem: Universal Resource Locator Scheme

Official URL: http://terminology.hl7.org/CodeSystem/v3-URLScheme Version: 2.1.0
Active as of 2019-03-20 Responsible: Health Level 7 Computable Name: URLScheme
Other Identifiers: id: urn:oid:2.16.840.1.113883.5.143

A Universal Resource Locator (URL) is a type of telecommunications address specified as Internet standard RFC 1738 [http://www.isi.edu/in-notes/rfc1738.txt]. The URL specifies the protocol and the contact point defined by that protocol for the resource.

This Code system is referenced in the content logical definition of the following value sets:

Properties

This code system defines the following properties for its concepts

CodeURITypeDescription
SpecializesCodingThe child code is a more narrow version of the concept represented by the parent code. I.e. Every child concept is also a valid parent concept. Used to allow determination of subsumption. Must be transitive, irreflexive, antisymmetric.
GeneralizesCodingInverse of Specializes. Only included as a derived relationship.
internalIdhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-idcodeThe internal identifier for the concept in the HL7 Access database repository.
statushttp://hl7.org/fhir/concept-properties#statuscodeDesignation of a concept's state. Normally is not populated unless the state is retired..

Concepts

This code system http://terminology.hl7.org/CodeSystem/v3-URLScheme defines the following codes:

CodeDisplayDefinitioninternalIdstatus
cid Content ID**Description:** cid: is the most common mechanism used in webservices. A cid: reference points from the SOAP body to other content in the mime package in which the SOAP envelope is wrapped22603active
file FileHost-specific local file names \[RCF 1738\]. Note that the file scheme works only for local files. There is little use for exchanging local file names between systems, since the receiving system likely will not be able to access the file.14872active
ftp FTPThe File Transfer Protocol (FTP) \[RFC 1738\].14871active
hl7-att HL7 Attachment**Description:** A reference to an HL7 attachment by it's identifier, which takes the form hl7-att:\[II.literal\], such as hl7-att:2.1.16.3.9.12345.2.39.3:ABC12322604active
http HTTPHypertext Transfer Protocol \[RFC 2068\]. http://www.ietf.org/rfc/rfc2068.txt14870active
mailto MailtoElectronic mail address \[RFC 2368\] http://www.ietf.org/rfc/rfc2368.txt14869active
mllp MLLP**Description:** Mimimal Lower Layer Protocol. See Transport Specification: MLLP, Release 2 (HL7 V3 Transport specification).21461active
nfs NFSNetwork File System protocol \[RFC 2224\]. Some sites use NFS servers to share data files. http://www.ietf.org/rfc/rfc2224.txt14873active
tel TelephoneA voice telephone number \[http://www.ietf.org/rfc/rfc3966.txt and http://www.ietf.org/rfc/rfc2806.txt\].14867active
telnet TelnetReference to interactive sessions \[RFC 1738\]. Some sites, (e.g., laboratories) have TTY based remote query sessions that can be accessed through telnet. http://www.ietf.org/rfc/rfc1738.txt14874active
fax FaxA telephone number served by a fax device \[http://www.ietf.org/rfc/rfc3966.txt and http://www.ietf.org/rfc/rfc2806.txt\].14868retired
modem ModemA telephone number served by a modem device \[http://www.ietf.org/rfc/rfc3966.txt and http://www.ietf.org/rfc/rfc2806.txt\].14875retired
x-text-fax Fax**Description:** A telephone number served by a fax device \[http://www.ietf.org/rfc/rfc3966.txt and http://www.ietf.org/rfc/rfc2806.txt\]22605retired
x-text-tel Text Telephone**Description:** A text telephone - a telephone which is designed for use by the hearing-impaired **Notes:** * x-text-fax is required to replace fax, since this has been deprecated by W3C. * hl7-att is associated with a series of rules that must be followed. These rules are documented in Datatypes R2 * This domain is external and extensible, so documenting this simply clarifies consistent usage for these use cases.22606retired

History

DateActionAuthorCustodianComment
2022-10-18reviseMarc DuteauTSMGFixing missing metadata; up-349
2022-02-17 00:00:32+1100reviseGrahame GrieveVocabulary WGPopulate Missing caseSensitive property; UP-286
2020-05-06reviseTed KleinVocabulary WGMigrated to the UTG maintenance environment and publishing tooling.