1.A Case of Recurrent Hypotony and Exudative Choroidal Detachment after Use of Prostaglandin-timolol Fixed Combination
In Ki PARK ; Jae Hoon JEONG ; Yeoun Sook CHUN
Journal of the Korean Ophthalmological Society 2026;67(4):137-142
Purpose:
To report a case of recurrent hypotony and exudative choroidal detachment in a patient with pseudoexfoliation glaucoma following the use of a topical preservative-free prostaglandin–timolol fixed combination eye drop.Case summary: A 74-year-old diabetic patient with a history of trabeculectomy for pseudoexfoliation glaucoma presented with conjunctival hyperemia, ocular pain, and blurred vision 3 months after using a preservative free prostaglandin-timolol fixed combination. Intraocular pressure (IOP) was markedly reduced to 6 mmHg and fundus examination revealed severe exudative choroidal detachment involving three quadrants. Treatment with oral and topical corticosteroids, cycloplegics, and non-steroidal anti-inflammatory drugs normalized his IOP to 15 mmHg and resolved the detachment within 3 weeks. Two weeks later, the patient inadvertently reused the same medication mistaking it for artificial tears. Symptoms recurred the following day with his IOP dropping to 2 mmHg and choroidal detachment affecting all four quadrants. Re-treatment led to full recovery within 3 weeks.
Conclusions
Choroidal detachment following use of combination therapy with a prostaglandin analog and an aqueous suppressant is a rare complication. Patients with pseudoexfoliation syndrome and diabetes may be particularly susceptible. Vigilant monitoring of IOP and fundus status is recommended when prescribing these agents to individuals with multiple risk factors.
2.Objective Changes in the Contralateral Eye after Unilateral Cataract Surgery
Seung Hyeun LEE ; Kyoung Woo KIM ; In Ki PARK ; Yeoun Sook CHUN
Korean Journal of Ophthalmology 2025;39(1):48-56
Purpose:
This study evaluated the objective changes in the contralateral eye after unilateral cataract surgery.
Methods:
The study was designed as retrospective observational study. It included 44 patients who underwent unilateral cataract surgery. Collected data were uncorrected and corrected visual acuity, spherical equivalent, intraocular pressure, contrast sensitivity (CS), stereoacuity, and anterior segment optical coherence tomography parameters. Data were collected preoperatively, and 1 week and 1 month postoperatively for each eye.
Results:
Following unilateral cataract surgery, the pupil size of the fellow eye decreased from 3.46 mm to 3.17 mm (postoperative week 1, p = 0.003) and 3.08 mm (postoperative month 1, p < 0.001). Anterior chamber depth of the fellow eye increased significantly from 3.16 mm to 3.27 mm (postoperative week 1, p = 0.005) and 3.26 mm (postoperative month 1, p = 0.001). Uncorrected distance visual acuity (UDVA) of the fellow eye improved significantly at postoperative week 1 (p = 0.042) and postoperative month 1 (p = 0.044). Change of UDVA of the fellow eye at postoperative month 1 was significantly correlated with that of the treated eye (p = 0.039).
Conclusions
Anterior chamber structures changed and UDVA improved in the contralateral eye after unilateral cataract surgery in our cohort. Because fellow eyes were positively affected by monocular cataract surgery, it would be good information if planning for unilateral cataract surgery due to inevitable reasons.
3.Objective Changes in the Contralateral Eye after Unilateral Cataract Surgery
Seung Hyeun LEE ; Kyoung Woo KIM ; In Ki PARK ; Yeoun Sook CHUN
Korean Journal of Ophthalmology 2025;39(1):48-56
Purpose:
This study evaluated the objective changes in the contralateral eye after unilateral cataract surgery.
Methods:
The study was designed as retrospective observational study. It included 44 patients who underwent unilateral cataract surgery. Collected data were uncorrected and corrected visual acuity, spherical equivalent, intraocular pressure, contrast sensitivity (CS), stereoacuity, and anterior segment optical coherence tomography parameters. Data were collected preoperatively, and 1 week and 1 month postoperatively for each eye.
Results:
Following unilateral cataract surgery, the pupil size of the fellow eye decreased from 3.46 mm to 3.17 mm (postoperative week 1, p = 0.003) and 3.08 mm (postoperative month 1, p < 0.001). Anterior chamber depth of the fellow eye increased significantly from 3.16 mm to 3.27 mm (postoperative week 1, p = 0.005) and 3.26 mm (postoperative month 1, p = 0.001). Uncorrected distance visual acuity (UDVA) of the fellow eye improved significantly at postoperative week 1 (p = 0.042) and postoperative month 1 (p = 0.044). Change of UDVA of the fellow eye at postoperative month 1 was significantly correlated with that of the treated eye (p = 0.039).
Conclusions
Anterior chamber structures changed and UDVA improved in the contralateral eye after unilateral cataract surgery in our cohort. Because fellow eyes were positively affected by monocular cataract surgery, it would be good information if planning for unilateral cataract surgery due to inevitable reasons.
4.Objective Changes in the Contralateral Eye after Unilateral Cataract Surgery
Seung Hyeun LEE ; Kyoung Woo KIM ; In Ki PARK ; Yeoun Sook CHUN
Korean Journal of Ophthalmology 2025;39(1):48-56
Purpose:
This study evaluated the objective changes in the contralateral eye after unilateral cataract surgery.
Methods:
The study was designed as retrospective observational study. It included 44 patients who underwent unilateral cataract surgery. Collected data were uncorrected and corrected visual acuity, spherical equivalent, intraocular pressure, contrast sensitivity (CS), stereoacuity, and anterior segment optical coherence tomography parameters. Data were collected preoperatively, and 1 week and 1 month postoperatively for each eye.
Results:
Following unilateral cataract surgery, the pupil size of the fellow eye decreased from 3.46 mm to 3.17 mm (postoperative week 1, p = 0.003) and 3.08 mm (postoperative month 1, p < 0.001). Anterior chamber depth of the fellow eye increased significantly from 3.16 mm to 3.27 mm (postoperative week 1, p = 0.005) and 3.26 mm (postoperative month 1, p = 0.001). Uncorrected distance visual acuity (UDVA) of the fellow eye improved significantly at postoperative week 1 (p = 0.042) and postoperative month 1 (p = 0.044). Change of UDVA of the fellow eye at postoperative month 1 was significantly correlated with that of the treated eye (p = 0.039).
Conclusions
Anterior chamber structures changed and UDVA improved in the contralateral eye after unilateral cataract surgery in our cohort. Because fellow eyes were positively affected by monocular cataract surgery, it would be good information if planning for unilateral cataract surgery due to inevitable reasons.
5.Objective Changes in the Contralateral Eye after Unilateral Cataract Surgery
Seung Hyeun LEE ; Kyoung Woo KIM ; In Ki PARK ; Yeoun Sook CHUN
Korean Journal of Ophthalmology 2025;39(1):48-56
Purpose:
This study evaluated the objective changes in the contralateral eye after unilateral cataract surgery.
Methods:
The study was designed as retrospective observational study. It included 44 patients who underwent unilateral cataract surgery. Collected data were uncorrected and corrected visual acuity, spherical equivalent, intraocular pressure, contrast sensitivity (CS), stereoacuity, and anterior segment optical coherence tomography parameters. Data were collected preoperatively, and 1 week and 1 month postoperatively for each eye.
Results:
Following unilateral cataract surgery, the pupil size of the fellow eye decreased from 3.46 mm to 3.17 mm (postoperative week 1, p = 0.003) and 3.08 mm (postoperative month 1, p < 0.001). Anterior chamber depth of the fellow eye increased significantly from 3.16 mm to 3.27 mm (postoperative week 1, p = 0.005) and 3.26 mm (postoperative month 1, p = 0.001). Uncorrected distance visual acuity (UDVA) of the fellow eye improved significantly at postoperative week 1 (p = 0.042) and postoperative month 1 (p = 0.044). Change of UDVA of the fellow eye at postoperative month 1 was significantly correlated with that of the treated eye (p = 0.039).
Conclusions
Anterior chamber structures changed and UDVA improved in the contralateral eye after unilateral cataract surgery in our cohort. Because fellow eyes were positively affected by monocular cataract surgery, it would be good information if planning for unilateral cataract surgery due to inevitable reasons.
6.Objective Changes in the Contralateral Eye after Unilateral Cataract Surgery
Seung Hyeun LEE ; Kyoung Woo KIM ; In Ki PARK ; Yeoun Sook CHUN
Korean Journal of Ophthalmology 2025;39(1):48-56
Purpose:
This study evaluated the objective changes in the contralateral eye after unilateral cataract surgery.
Methods:
The study was designed as retrospective observational study. It included 44 patients who underwent unilateral cataract surgery. Collected data were uncorrected and corrected visual acuity, spherical equivalent, intraocular pressure, contrast sensitivity (CS), stereoacuity, and anterior segment optical coherence tomography parameters. Data were collected preoperatively, and 1 week and 1 month postoperatively for each eye.
Results:
Following unilateral cataract surgery, the pupil size of the fellow eye decreased from 3.46 mm to 3.17 mm (postoperative week 1, p = 0.003) and 3.08 mm (postoperative month 1, p < 0.001). Anterior chamber depth of the fellow eye increased significantly from 3.16 mm to 3.27 mm (postoperative week 1, p = 0.005) and 3.26 mm (postoperative month 1, p = 0.001). Uncorrected distance visual acuity (UDVA) of the fellow eye improved significantly at postoperative week 1 (p = 0.042) and postoperative month 1 (p = 0.044). Change of UDVA of the fellow eye at postoperative month 1 was significantly correlated with that of the treated eye (p = 0.039).
Conclusions
Anterior chamber structures changed and UDVA improved in the contralateral eye after unilateral cataract surgery in our cohort. Because fellow eyes were positively affected by monocular cataract surgery, it would be good information if planning for unilateral cataract surgery due to inevitable reasons.
8.Goniosynechialysis for Chronic Angle-closure Glaucoma after Extracapsular Cataract Extraction: A Case Report
In Ki PARK ; Kyoung Woo KIM ; Jae Hoon JEONG ; Yeoun Sook CHUN
Journal of the Korean Ophthalmological Society 2024;65(11):738-744
Purpose:
We present a case of goniosynechiolysis in the treatment of chronic angle-closure glaucoma with persistent peripheral anterior synechia (PAS) after extracapsular cataract extraction (ECCE) for phacomorphic glaucoma that remained uncontrolled using topical glaucoma medications.Case summary: A 59-year-old woman presented with right eye pain and visual loss that started 3 days ago. Examination revealed an intraocular pressure (IOP) of 46 mmHg, a narrow central anterior chamber, and peripheral iridocorneal touch, indicative of phacomorphic glaucoma. Although ECCE was performed, PAS was not adequately resolved. Initially, visual acuity, IOP, and visual field were controlled with a single topical glaucoma medication. However, progressive retinal nerve fiber layer thinning and uncontrolled IOP, despite maximal medical therapy. Therefore, goniosynechiolysis was performed at 24 months after ECCE. The procedure reduced IOP from 25 mmHg to 13 mmHg without complications, such as hyphema, cyclodialysis, and fibrin formation.
Conclusions
Goniosynechiolysis can be a safe and effective intervention for chronic angle-closure glaucoma with persistent PAS and elevated IOP.
9.Goniosynechialysis for Chronic Angle-closure Glaucoma after Extracapsular Cataract Extraction: A Case Report
In Ki PARK ; Kyoung Woo KIM ; Jae Hoon JEONG ; Yeoun Sook CHUN
Journal of the Korean Ophthalmological Society 2024;65(11):738-744
Purpose:
We present a case of goniosynechiolysis in the treatment of chronic angle-closure glaucoma with persistent peripheral anterior synechia (PAS) after extracapsular cataract extraction (ECCE) for phacomorphic glaucoma that remained uncontrolled using topical glaucoma medications.Case summary: A 59-year-old woman presented with right eye pain and visual loss that started 3 days ago. Examination revealed an intraocular pressure (IOP) of 46 mmHg, a narrow central anterior chamber, and peripheral iridocorneal touch, indicative of phacomorphic glaucoma. Although ECCE was performed, PAS was not adequately resolved. Initially, visual acuity, IOP, and visual field were controlled with a single topical glaucoma medication. However, progressive retinal nerve fiber layer thinning and uncontrolled IOP, despite maximal medical therapy. Therefore, goniosynechiolysis was performed at 24 months after ECCE. The procedure reduced IOP from 25 mmHg to 13 mmHg without complications, such as hyphema, cyclodialysis, and fibrin formation.
Conclusions
Goniosynechiolysis can be a safe and effective intervention for chronic angle-closure glaucoma with persistent PAS and elevated IOP.
10.Goniosynechialysis for Chronic Angle-closure Glaucoma after Extracapsular Cataract Extraction: A Case Report
In Ki PARK ; Kyoung Woo KIM ; Jae Hoon JEONG ; Yeoun Sook CHUN
Journal of the Korean Ophthalmological Society 2024;65(11):738-744
Purpose:
We present a case of goniosynechiolysis in the treatment of chronic angle-closure glaucoma with persistent peripheral anterior synechia (PAS) after extracapsular cataract extraction (ECCE) for phacomorphic glaucoma that remained uncontrolled using topical glaucoma medications.Case summary: A 59-year-old woman presented with right eye pain and visual loss that started 3 days ago. Examination revealed an intraocular pressure (IOP) of 46 mmHg, a narrow central anterior chamber, and peripheral iridocorneal touch, indicative of phacomorphic glaucoma. Although ECCE was performed, PAS was not adequately resolved. Initially, visual acuity, IOP, and visual field were controlled with a single topical glaucoma medication. However, progressive retinal nerve fiber layer thinning and uncontrolled IOP, despite maximal medical therapy. Therefore, goniosynechiolysis was performed at 24 months after ECCE. The procedure reduced IOP from 25 mmHg to 13 mmHg without complications, such as hyphema, cyclodialysis, and fibrin formation.
Conclusions
Goniosynechiolysis can be a safe and effective intervention for chronic angle-closure glaucoma with persistent PAS and elevated IOP.

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