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Surgical outcome of primary developmental glaucoma: a single surgeon's long-term experience from a tertiary eye care

A K Mandal1, V K Gothwal, R Nutheti

  • 1Jasti V Ramanamma Children's Eye Care Centre, LV Prasad Eye Institute, Hyderabad, India. mandal@lvpei.org

Eye (London, England)
|April 1, 2006
PubMed

Insights

Primary developmental glaucoma (PDG) surgery effectively lowers intraocular pressure (IOP). Over 40% of pediatric patients achieved normal visual acuity after combined trabeculotomy-trabeculectomy (CTT).

Area of Science:

  • Ophthalmology
  • Pediatric Surgery
  • Glaucoma Research

Background:

  • Primary developmental glaucoma (PDG) is a serious condition requiring effective surgical intervention in children.
  • Assessing surgical outcomes is crucial for managing pediatric glaucoma and preserving vision.

Purpose of the Study:

  • To evaluate the surgical outcomes of primary combined trabeculotomy-trabeculectomy (CTT) in children with PDG.
  • To identify factors influencing the success rate and complications of CTT for PDG.

Main Methods:

  • A retrospective study of 624 eyes from 360 patients with PDG undergoing primary CTT.
  • Analysis of pre- and postoperative intraocular pressures (IOPs), corneal clarity, visual acuity, refractive errors, and complications.
  • Kaplan-Meier analysis and multivariate analysis were used to determine success rates and risk factors.

Main Results:

  • Mean IOP significantly decreased from 28.1 mmHg to 14.9 mmHg post-surgery (P<0.0001).
  • Success rates (IOP<21 mmHg) ranged from 85.2% at year 1 to 57.5% at year 6.
  • 42% of patients achieved normal visual acuity; myopia was the most common refractive error. Preoperative IOP >35 mmHg and prior glaucoma surgery were associated with increased failure risk.

Conclusions:

  • Primary CTT offers prolonged IOP control in pediatric patients with PDG.
  • A significant proportion of patients can achieve normal visual acuity after this procedure.
  • Careful patient selection and management are important, considering factors like preoperative IOP and surgical history.
Abstract

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