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Related Experiment Video

Updated: May 16, 2026

Intense Pulsed Light for the Treatment of Dry Eye Owing to Meibomian Gland Dysfunction
05:00

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Published on: April 1, 2019

Ocular phototherapy.

A D Singh1

  • 1Department of Ophthalmic Oncology, Cole Eye Institute, Cleveland Clinic, Cleveland, OH 44195, USA. singha@ccf.org

Eye (London, England)
|December 15, 2012
PubMed
Summary
This summary is machine-generated.

Phototherapy uses laser light to treat ocular tumors. While effective for benign vascular tumors, it shows limited success for primary malignant tumors compared to radiation therapy.

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Last Updated: May 16, 2026

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Area of Science:

  • Ophthalmology
  • Oncology
  • Biomedical Engineering

Background:

  • Phototherapy utilizes laser light for medical treatments, inducing tissue effects through energy absorption or ionization.
  • Effective phototherapy relies on energy absorption by natural pigments (xanthophyll, hemoglobin, melanin) or injected photosensitizing dyes.

Purpose of the Study:

  • To review the applications and outcomes of ocular phototherapy in treating various eye tumors.
  • To evaluate the efficacy of laser photocoagulation, thermotherapy, and photodynamic therapy (PDT) for ocular tumors.

Main Methods:

  • Literature review of current studies on ocular phototherapy for tumors.
  • Analysis of treatment outcomes for benign and malignant ocular tumors using different phototherapy modalities.

Main Results:

  • Phototherapy demonstrates excellent results for benign vascular ocular tumors like choroidal hemangioma.
  • For primary malignant tumors (choroidal melanoma), phototherapy's local tumor control is inferior to radiation therapy.
  • Phototherapy offers palliative treatment for secondary malignant tumors (choroidal metastases).

Conclusions:

  • Ocular phototherapy is a viable outpatient treatment for specific ocular tumors, particularly benign vascular types.
  • Further research is needed to fully understand the risks, benefits, and complications of ocular phototherapy for tumors.