Nursing Practice Information Infastructure

Terminology: Logical Observation Identifiers Names and Codes (LOINC®)

Page last updated February 3, 2006


Set of universal names and ID codes for identifying laboratory and clinical test results which can be used to describe laboratory and clinical results when store in computer databases or transmitted in electronic messages. The clinical portion of the LOINC database includes entries for vital signs, hemodynamics, intake/output, EKG, obstetric ultrasound, cardiac echo, urologic imaging, gastroendoscopic procedures, pulmonary ventilator management, selected survey instruments, and other clinical observations.

Contact Information

For Nursing Content:
Susan Matney, RN, MS
Chair, Nursing Clinical LOINC Subcommittee
SIEMENS Medical Solutions - Health Services
51 Valley Stream Parkway
Malvern, PA 19355-1406
Tel: 801-298-4642
Voice Mail: 610-219-1941
Cell: 801-680-2161

For Licenses:
Not applicable-in public domain
See details at

Latest Version
LOINC 2.16, RELMA 3.16

Relationship of LOINC® to Other ANA Recognized Terminologies and Data Element Sets
Work underway to include select content from PCDS

For further details:
See Full Table of RelationshipsSee Full Table of Relationships
Visit LOINC's Web siteVisit LOINC's Web site