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[foh-toh-koh-ag-yuh-ley-shuh n] /ˌfoʊ toʊ koʊˌæg yəˈleɪ ʃən/
a surgical technique using an intense beam of light from a laser or a xenon-arc bulb to seal blood vessels or coagulate tissue, used primarily in ophthalmology to repair detached retinas or to treat certain kinds of retinopathy.
Origin of photocoagulation
1960-65; photo- + coagulation
Related forms
[foh-toh-koh-ag-yuh-ley-tiv, -luh-tiv] /ˌfoʊ toʊ koʊˈæg yəˌleɪ tɪv, -lə tɪv/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for photocoagulation
  • Focal laser photocoagulation is used to treat macular edema.
  • To determine whether photocoagulation helps prevent severe visual loss from proliferative diabetic retinopathy.
  • One of the treatment techniques requiring standardization is laser photocoagulation treatment of diabetic macular edema.
  • The development or worsening of macular edema following full scatter photocoagulation is a well recognized occurrence.
photocoagulation in Medicine

photocoagulation pho·to·co·ag·u·la·tion (fō'tō-kō-āg'yə-lā'shən)
Surgical coagulation of tissue by means of intense light energy, such as a laser, performed to destroy abnormal tissues or to form adhesive scars, especially in ophthalmology.

pho'to·co·ag'u·late' v.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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