Health Informatics Glossary
Local Area Network for computers, typically within one building.
Los Angeles Network for Enhanced Services,
awarded an HIE Expansion Grant in 2011 by Cal eConnect.
Laser Printer -
A common type of computer printer that rapidly produces high quality text and
graphics on plain paper. Laser printers employ a xerographic printing process
but differ from analog photocopiers in that the image is produced by the direct
scanning of a laser beam across the printer's photoreceptor.
Long Beach Network for Health, a seminal startup HIE in California, founded
in 2003, one of the 18 national Trial Implementation grantees in 2007, renamed
Western Health Information Network in 2010, closed in 2011.
Lightweight Directory Access Protocol, specified by
RFC 4510, and based on the
X.500 computer networking directory standards.
 Local Extension Center, a term invented by CalREC in the
context of the REC portion of the HITECH economic stimulus legislation;
 Local Exchange Carrier, a local wired telephone service
Local Health Information Infrastructure. A deprecated term no longer in use.
"LHII" was based on an assumption that clinical data interoperability services
would be built and operated as a data network infrastructure that resembled
the telecommunications network infrastructure of a LEC vs. an IXC (i.e., local
VS. long distance telephone carriers)
A permit to own or use physical or intellectual property.
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In health care licensing is formal authorization to practice medicine (by an
individual) or to deliver health care services (at a facility). Licensing is
a state activity for non-federal healthcare entities.
Limited Data Set -
In health care a Limited Data
Set is stripped of data elements with the intent of preventing
re-identification of the original patients. The rise of social media and
pervasive data mining opportunities has rendered many "limited" or
"de-identified" data sets vulnerable to re-identification.
Laboratory Information Management System.
Informal term for the presence of broken hyperlinks found on a web page or
received in search engine results.
A computer operating system, Linux is a
prominent example of free software developed under the open source model.
Unlike proprietary operating systems such as
Macintosh OS, all of the underlying
source code for Linux is available to the public and anyone can freely use,
modify, improve, and redistribute it.
Linux Distributions -
The major Linux distributions are CentOS,
Linux Medical News -
LinuxMedNews (LMN) is an
internet news and discussion site for free and open source
software in healthcare.
Laboratory Information System. See
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Lower Level Protocol, shortened from MLLP. See
Level of Assurance. NIST
articulate four levels of assurance (LOA) for the FPKI. See
Logical Observation Identifiers
Names and Codes, provides structured universal code names and identifiers
for medical terminology. See
Long Term Care -
A category of residential settings for patients who require constant nursing
care. Patients in long term care facilities are called "residents." Long term care settings range
from nursing or convalescent homes to a skilled nursing facility (SNF).
Long term care residents include both elderly and younger adults with physical or mental
disabilities. Residents may also receive physical, occupational,
and other rehabilitative therapies. See