Publications by authors named "Koji Namiguchi"

Introduction: This multicenter retrospective study compared the surgical outcomes of Baerveldt glaucoma implant (BGI) surgery with those of Ahmed glaucoma valve (AGV) surgery in patients with neovascular glaucoma (NVG).

Methods: The study included patients with NVG aged ≥ 20 years who had undergone BGI (223 eyes) or AGV (146 eyes) surgery between April 1, 2012 and December 31, 2021 across 10 clinical centers in Japan. Surgical success or failure was the primary outcome measure of this study.

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Purpose: To examine primary open-angle glaucoma patients after undergoing combined cataract surgery with microhook ab interno trabeculotomy (μLOT-Phaco) or iStent inject W implantation (iStent-Phaco), and then evaluate the surgical outcomes after a minimum of 6 months of follow-up.

Methods: Between October 2020 and July 2022, 39 μLOT-Phaco eyes and 55 iStent-Phaco eyes that underwent surgery were evaluated in this retrospective, multicenter comparative case series. Data that included preoperative and postoperative intraocular pressure (IOP), number of glaucoma medications, and occurrence of complications were collected from medical records and then examined.

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Purpose: To elucidate the noninferiority of ab interno microhook trabeculotomy (μTLO) using a recently developed reusable stainless spatula-type microhook device to incise the trabecular meshwork to Trabectome (Neomeix, Inc) surgery in terms of the 1-year postoperative outcomes of Japanese patients with glaucoma by means of propensity score analyses.

Design: Multicenter, retrospective cohort study.

Participants: We enrolled 553 and 392 patients who underwent Trabectome surgery and μTLO, respectively, between January 2014 and March 2020 at 10 facilities.

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Article Synopsis
  • The study aimed to compare how effective eye drop application is in two positions: sitting and supine, among Japanese patients with various eye diseases.
  • Researchers recorded the eye drop application of 102 hospitalized patients and defined success based on whether the drop landed on the eye on the first try.
  • Results showed that the success rate was significantly higher when patients were in the supine position (64.7%) compared to the sitting position (50%), with older age linked to lower success rates while sitting.
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Objective: To determine the effect of botulinum toxin A (BTX-A) on the eyelid pressure in patients with benign essential blepharospasm (BEB).

Methods: Twenty normal volunteers (10 men, 10 women; average age 59.7 ± 11.

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Background: To investigate the success rate of eye drop instillation in glaucoma patients with visual field defect as well as non-glaucoma volunteers. Factors that may affect the success rate of eye drop instillation were also evaluated.

Design: A prospective, observational study.

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. To quantify changes in anterior segment (AS) parameters after laser peripheral iridotomy (LPI) using AS-optical coherence tomography (OCT) of iris bombe. .

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Introduction: We examined the sustainability of the intraocular pressure (IOP)-lowering efficacy of travoprost (0.004%) ophthalmic solution in subjects with normal tension glaucoma (NTG).

Methods: Travoprost ophthalmic solution was given once daily at 9 PM to subjects with newly diagnosed NTG or with NTG who had not received any ocular hypotensives within the previous 30 days.

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Purpose: To compare the morphology of the anterior chamber angle (ACA) and iris in eyes with pseudoexfoliation (PEX) syndrome to that of their clinically unaffected fellow eyes and normal control eyes.

Methods: Forty-two patients with unilateral PEX syndrome and 42 normal subjects were studied. Eyes were separated into those with PEX, their clinically unaffected fellow eyes, and normal eyes.

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