Clinical trials: Nasolacrimal Duct Obstruction
Congenital Nasolacrimal Duct Obstruction
Endoscopy Assisted Probing Versus Simple Probing in Primary Congenital Nasolacrimal Duct Obstruction
The aim of this study is to compare results of endoscopy assisted nasolacrimal probing with the standard simple probing in cases with congenital nasolacrimal duct obstruction .
- Trial name
- Non (NCT03242681)
- Testing
- Endoscopy Assisted Probing procedure
- Where
- Iran
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Tehran University of Medical Sciences
Nasolacrimal Duct Obstruction
The Efficacy of Dexmedetomidine Versus Labetalol In Providing Controlled Hypotension In Dacryocystorhinostomy SurgeryA Comparative Randomized Prospective Study
The most important symptoms of nasolacrimal duct obstruction are excessive tearing and mucoid discharge. The proposed treatment in this regard is dacryocystorhinostomy (DCR) surgery.
- Trial name
- NCT06346561
- Testing
- Dexmedetomidine, Labetalol
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Sohag University
Acquired Nasolacrimal Duct Obstruction
Are Corneal Epithelial Defects Related to Changes in Ocular Bacterial Flora in Patients With ANLDO
Comparison between patients with nasolacrimal duct obstruction and healthy patients and the influence of their bacterial flora on the corneal epithelium.
- Trial name
- ANLDO (NCT02234700)
- Where
- Israel
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Western Galilee Hospital-Nahariya
Primary Acquired Nasolacrimal
Endo-nasal Endoscopic DCR and External-DCR in Primary Nasolacrimal Duct Obstruction
All patients with epiphora or eye discharge that admitted to our ophthalmic plastic clinic in Farabi hospital will be systemically evaluated.
- Trial name
- NCT02993770
- Testing
- Endoscopic DCR, External DCR
- Where
- Iran
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Tehran University of Medical Sciences
Congenital Nasolacrimal Duct Obstruction
Recanalization of Congenital Nasolacrimal Duct Obstruction by Endodiathermy Probe and Intubation Versus Intubation Only
The purpose of the current work is to assess the efficiency and success rate of endodiathermy probe followed by intubation in children more than 2 years compared to the success rate of intubation (as a standard method) which…
- Trial name
- NCT04148170
- Testing
- Endodiathermy Probe and Intubation Versus Intubation
- Where
- Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Cairo University
Nasolacrimal Duct Obstruction
A Comparison of Endonasal Dacryocystorhinostomy With and Without Silicone Tubes
Aim of study is to investigate whether the use of silicone tubes in endonasal DCR surgery increases the success rate and / or complication rate compared to surgery without tubes.
- Trial name
- NCT00784992
- Testing
- Endonasal dacryocystorhinostomy
- Where
- 2 sites in Canada
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Nasolacrimal Duct Obstruction, Thyroid Cancer
Artificial Tears to Prevent Nasolacrimal Duct Obstruction in Patients Treated With Radioactive Iodine for Thyroid Cancer
The association of radioiodine therapy for the treatment of thyroid cancer with nasolacrimal duct obstruction has been well documented in the medical literature.
- Trial name
- NCT05999630
- Testing
- Artificial Tears Methylcellulose
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center