Related Experiment Video

Updated: Jun 3, 2026

Retinal Pigment Epithelium Transplantation in a Non-human Primate Model for Degenerative Retinal Diseases
11:20

Retinal Pigment Epithelium Transplantation in a Non-human Primate Model for Degenerative Retinal Diseases

Published on: June 14, 2021

[Pattern retinal laser coagulation in treatment of aggressive posterior retinopathy of prematurity]

A V Tereshchenko, Iu A Belyĭ, P L Volodin

    Vestnik Oftalmologii
    |March 15, 2011
    PubMed

    Insights

    Pattern scanning laser coagulation offers a faster, safer treatment for aggressive posterior retinopathy of prematurity (ROP). This method reduced procedure time and improved efficacy compared to conventional laser treatment in premature infants.

    Area of Science:

    • Ophthalmology
    • Neonatal Care

    Background:

    • Retinopathy of prematurity (ROP) is a leading cause of visual impairment in premature infants.
    • Aggressive posterior ROP presents a significant challenge in treatment due to its severity and location.

    Purpose of the Study:

    • To evaluate the efficacy and safety of pattern scanning laser coagulation versus conventional diode laser coagulation for aggressive posterior ROP.
    • To compare treatment duration and outcomes between the two laser modalities.

    Main Methods:

    • A comparative study involving 25 premature neonates (50 eyes) diagnosed with aggressive posterior ROP.
    • Group 1: Pattern scanning laser coagulation (26 eyes).
    • Group 2: Conventional diode laser coagulation, "point-by-point" technique (24 eyes).

    Main Results:

    • Pattern scanning laser coagulation sessions averaged 15 minutes, significantly shorter than the 40 minutes for conventional laser.
    • Achieved a 77% stationary regression rate in the pattern scanning group, compared to 71% in the conventional group.
    • Pattern scanning laser coagulation demonstrated improved efficacy and safety, reducing treatment and narcosis duration.

    Conclusions:

    • Pattern scanning laser coagulation is a highly effective treatment for aggressive posterior ROP in premature infants.
    • This advanced technique offers significant advantages in reducing procedure time, anesthesia requirements, and enhancing overall treatment safety and efficacy.

    More Related Videos

    Rat Model of Photochemically-Induced Posterior Ischemic Optic Neuropathy14:54

    Rat Model of Photochemically-Induced Posterior Ischemic Optic Neuropathy

    Published on: November 29, 2015

    Related Concept Videos

    Open Angle Glaucoma: Treatment01:27

    Open Angle Glaucoma: Treatment

    In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
    Drugs such as carbonic anhydrase inhibitors, α2- and...
    Angle Closure Glaucoma: Treatment01:28

    Angle Closure Glaucoma: Treatment

    Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...