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Related Experiment Video

Updated: Feb 26, 2026

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
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Conjunctival cystectomy assisted by pattern scan laser photocoagulation.

Hee Kyung Yang1, Moosang Kim2, Seung-Jun Lee2

  • 1Department of Ophthalmology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Republic of Korea.

Military Medical Research
|July 14, 2017
PubMed
Summary

This study introduces laser-assisted conjunctival cystectomy using pattern scan laser (PASCAL) photocoagulation. This innovative technique offers a safe and effective method for conjunctival cyst removal.

Keywords:
Conjunctival cystLaserPASCAL photocoagulation

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Area of Science:

  • Ophthalmology
  • Surgical Techniques

Background:

  • Conjunctival cysts are benign growths that can cause discomfort and visual disturbance.
  • Traditional surgical excision can be associated with complications such as recurrence and scarring.

Observation:

  • A novel technique utilizing pattern scan laser (PASCAL) photocoagulation for conjunctival cystectomy was employed.
  • A 50-year-old female patient with a 5 mm x 2 mm conjunctival cyst underwent the procedure.
  • The cyst was precisely excised through a small conjunctival opening created by PASCAL photocoagulation, followed by extraction with non-toothed forceps.

Findings:

  • Complete conjunctival re-epithelialization was observed within two weeks post-procedure.
  • No intraoperative or postoperative complications were reported.
  • A six-month follow-up revealed no evidence of cyst recurrence, indicating successful treatment.

Implications:

  • Laser-assisted conjunctival cystectomy with PASCAL photocoagulation presents a safe and effective alternative to conventional surgical methods.
  • This technique may reduce the risk of recurrence and improve patient outcomes in managing conjunctival cysts.