MeSH Browser

MeSH Heading: Low-Level Light Therapy
Tree Number(s): E02.594.540; E02.774.500
Unique ID: D028022
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D028022
Annotation: coordinate IM with disease /‌radiother (IM) + specific type of laser /‌ther use (IM) if pertinent
Scope Note: Treatment using irradiation with light of low power intensity so that the effects are a response to the light and not due to heat. A variety of light sources, especially low-power lasers are used.
Entry Term(s): LLLT; Laser Biostimulation; Laser Irradiation, Low-Power; Laser Phototherapy; Laser Therapy, Low-Level; Laser Therapy, Low-Power; Low-Level Laser Therapy; Low-Power Laser Irradiation; Low-Power Laser Therapy; Photobiomodulation; Photobiomodulation Therapy
Previous Indexing: Lasers/therapeutic use (1983-2001); specific disease/radiotherapy (1985-2001)
Public MeSH Note: 2002
History Note: 2002
Date Established: 2002/01/01
Date of Entry: 2001/07/25
Revision Date: 2023/06/09

Allowable Qualifiers: adverse effects (AE)

classification (CL)

economics (EC)

ethics (ES)

history (HI)

instrumentation (IS)

methods (MT)

mortality (MO)

nursing (NU)

psychology (PX)

standards (ST)

statistics & numerical data (SN)

trends (TD)

veterinary (VE)

Concept UI: M000598990
Scope Note: Treatment using irradiation with light of low power intensity so that the effects are a response to the light and not due to heat. A variety of light sources, especially low-power lasers are used.
Terms: Low-Level Light Therapy Preferred Term
Term UI T000868577
Date10/14/2014
LexicalTag NON
ThesaurusID NLM (2016); LLLT
Term UI T439829
Date03/19/2001
LexicalTag ABB
ThesaurusID NLM (2002); Photobiomodulation Therapy
Term UI T000866402
Date09/10/2014
LexicalTag NON
ThesaurusID NLM (2016); Photobiomodulation
Term UI T001126427
Date10/27/2022
LexicalTag NON
ThesaurusID NLM (2024)

Concept UI: M0381372
Scope Note: Treatment using irradiation with LASER light of low power intensity so that the effects are not due to heat, as they are in LASER THERAPY.
Terms: Laser Therapy, Low-Level Preferred Term
Term UI T439826
Date03/19/2001
LexicalTag NON
ThesaurusID NLM (2002); Laser Biostimulation
Term UI T439902
Date03/20/2001
LexicalTag NON
ThesaurusID NLM (2002); Laser Irradiation, Low-Power
Term UI T439828
Date03/19/2001
LexicalTag NON
ThesaurusID NLM (2002); Laser Phototherapy
Term UI T764517
Date01/21/2010
LexicalTag NON
ThesaurusID NLM (2011); Laser Therapy, Low-Power
Term UI T439827
Date03/19/2001
LexicalTag NON
ThesaurusID NLM (2002); Low-Level Laser Therapy
Term UI T439875
Date03/20/2001
LexicalTag NON
ThesaurusID NLM (2002); Low-Power Laser Irradiation
Term UI T439878
Date03/20/2001
LexicalTag NON
ThesaurusID NLM (2002); Low-Power Laser Therapy
Term UI T439877
Date03/20/2001
LexicalTag NON
ThesaurusID NLM (2002)

Low-Level Light Therapy MeSH Descriptor Data 2025