Clinical trials: Vitrectomy
Proliferative Diabetic Retinopathy
Compliance to Ophthalmic Follow-up Examinations and Surgical Outcome for Proliferative Diabetic Retinopathy
The relationship between the surgical outcome of vitreous surgery for proliferative diabetic retinopathy and the compliance to ophthalmic follow-up examinations was evaluated.
- Trial name
- NCT01307072
- Testing
- Vitrectomy
- Where
- Japan
- Volunteers
- 94 people
- Sponsor
- Kyorin University
Glaucoma
Anterior Segment Changes After Pars Plana Vitrectomy With SO Using AS-OCT
To evaluate changes in ACA induced by pars plana vitrectomy with SO 1000cs injection in vitreo-retinal surgery in phakic eyes using AS-OCT and changes in the IOP preoperatively, post-operatively and post-silicone oil evacuation.
- Trial name
- NCT06524661
- Testing
- AS-OCT after vitrectomy
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Minia University
Macular Holes
Evaluation of Anatomic and Visual Outcomes of Initially Closed Macular Holes
To evaluate the anatomic and visual outcomes in patients with initially closed macular holes after vitreoretinal surgery and with one to seven years of follow-up.
- Trial name
- NCT01229657
- Where
- China
- Volunteers
- 79 people
- Sponsor
- Sun Yat-sen University
Macular Retinoschisis, Macular Detachment
Macular Retinoschisis and Detachment Associated With Glaucomatous Optic Neuropathy
Clinical features, optical coherence tomography findings and surgical outcome in eyes with macular retinoschisis and detachment with normal tension glaucoma but without optic disc pit or high myopia were evaluated.
- Conditions
- Macular Retinoschisis, Macular Detachment, Normal Tension Glaucoma
- Trial name
- NCT01862627
- Testing
- Optical coherence tomography
- Where
- Japan
- Volunteers
- 11 people
- Sponsor
- Kyorin University
Ophthalmopathy
Autologous Blood for Full-thickness Macular Hole
Autologous blood for primary and recurrent holes
- Trial name
- NCT05494229
- Testing
- Pars-plana vitrectomy
- Where
- Iraq
- Volunteers
- 5 people
- Sponsor
- Omer Othman Abdullah
Optic Disc Structural Anomaly, Maculopathy
Surgical Management of Optic Disc Pit Maculaopathy
To evaluate the anatomical and functional results of pars plana vitrectomy (PPV) combined with internal limiting membrane (ILM) peeling, endolaser photocoagulation and gas tamponade in management of optic disc pit (ODP)…
- Trial name
- NCT03185936
- Testing
- pars plana vitrectomy with internal limiting membrane (ILM) peeling
- Volunteers
- 9 people
- Sponsor
- Minia University
Sarcoidosis-associated Ocular Inflammation
Diagnostic Yield of Vitreous Biopsy in Sarcoid Uveitis
The usefulness of diagnostic vitrectomy in patients with suspected sarcoidosis with posterior segment involvement (in whom a diagnosis cannot be determined by conventional methods) has not been well described.
- Trial name
- NCT00609687
- Testing
- Diagnostic Vitrectomy
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Duke University
ASOCT Changes After Vitrectomy and Silicone Oil Injection
Short-term Anterior Segment Changes After Pars Plana Vitrectomy (PPV) and Silicone Oil (SO) Tamponade, Anterior Segment OCT (AS-OCT) Study.
The purpose of our study is to utilize AS-OCT to analyze the anterior segment morphological changes in the early postoperative period of patients who will undergo PPV with silicone oil injection.
- Trial name
- NCT05599854
- Testing
- vitrectomy and silicone oil injection
- Volunteers
- 30 people
- Sponsor
- Assiut University