Purpose: To report a case of unsuccessful transscleral cyclophotocoagulation in a patient with OCA1A tyrosinase-negative oculocutaneous albinism.
Observations: A 35-year-old Asian female with molecularly diagnosed OCA1A (tyrosinase-negative) oculocutaneous albinism and unilateral severe mixed mechanism glaucoma underwent transscleral cyclophotocoagulation on two separate occasions to treat elevated intraocular pressure. The intraocular pressure remained markedly elevated approximately 1 month following two separate treatments of transscleral cyclophotocoagulation while using high energy settings. The poor efficacy of both cyclophotocoagulation treatments was most likely due to a lack of melanin in the setting of oculocutaneous albinism.
Conclusions And Importance: Cyclophotocoagulation in patients with oculocutaneous albinism is less likely to yield a desired lowering of intraocular pressure due to the absence of melanin.
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http://dx.doi.org/10.1016/j.ajoc.2024.102020 | DOI Listing |
J Glaucoma
January 2025
Bascom Palmer Eye Institute, University of Miami Miller School of Medicine, Miami, FL, USA.
Purpose: To evaluate the outcomes of slow-coagulation transscleral cyclophotocoagulation (SC-TSCPC) in pseudoexfoliation glaucoma (PXG).
Methods: A single-center, retrospective non-comparative study including consecutive patients with medically uncontrolled PXG who underwent SC-TSCPC (1250-milliwatt power and 4-second duration). The primary outcome measure was surgical success (defined as intraocular pressure (IOP) between 6 - 21 mmHg with ≥20% reduction compared to baseline and no need for further glaucoma surgeries or development of vision-threatening complications).
Clin Ophthalmol
December 2024
Glaucoma Center of San Francisco, San Francisco, CA, USA.
Purpose: To evaluate the efficacy and safety of Ahmed glaucoma valve (AGV) implantation with subsequent trans-scleral diode cyclophotocoagulation (CPC) as the main intervention if IOP remained medically uncontrolled.
Patients And Methods: Charts of 108 consecutive eyes (90 patients) that underwent AGV implantation from 2003 to 2018 at a single clinical practice were retrospectively reviewed. The procedure was considered a failure if any of the following occurred: additional incisional glaucoma surgery, IOP >21 mmHg or < 20% reduction from baseline on 2 consecutive study visits after 3 months, IOP ≤ 5 mmHg on 2 consecutive study visits after 3 months, loss of light perception, or AGV removal.
Ophthalmol Ther
February 2025
University Eye Clinic Maastricht, Maastricht University Medical Center, P.O. Box 5800, 6202 AZ, Maastricht, The Netherlands.
Introduction: To investigate 5-year outcomes on intraocular pressure (IOP) and safety of micropulse transscleral cyclophotocoagulation (TSCPC) in patients with glaucoma.
Methods: Patients with mild to advanced glaucoma who underwent a standardized micropulse TSCPC procedure at the University Eye Clinic Maastricht from November 2016 to February 2019 were included.
Results: A total of 165 eyes were included, with outcomes for 112 eyes available after 5-year follow-up.
J Curr Glaucoma Pract
October 2024
Department of Ophthalmology, Rutgers New Jersey Medical School, Newark, New Jersey, United States.
Aim: To evaluate the efficacy and safety of MicroPulse transscleral laser therapy (MPTLT) for cyclophotocoagulation in the treatment of glaucoma with different doses of energy.
Materials And Methods: A retrospective review was done of 136 eyes in 90 patients treated with MPTLT between 2018 and 2022. Intraocular pressures (IOP) at follow-ups were compared with a paired student -test and treatment outcomes with a Chi-squared test.
Eur J Ophthalmol
November 2024
Fundación de Oftalmología Médica de la Comunitat Valenciana, Valencia, Spain.
Purpose: To describe an alternative technique used in massive post-traumatic cyclodialysis. Classic techniques such as direct cyclopexy are performed ab externo and entail a higher risk of endophthalmitis or ciliary body hemorrhage. Therefore we present a case report using combined sewing machine technique cyclopexy with transscleral diode cyclophotocoagulation for complete post-traumatic cyclodialysis.
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