Clinical trials: Nasolacrimal Tract Obstruction
Nasolacrimal Tract Obstruction
Tranexamic Acid in Dacryocystorhinostomy
Single dose tranexamic acid (TA) before dacryocystorhinostomy (DCR) operation: a prospective, double blind, placebo controlled study.
- Trial name
- TA-DCR (NCT01221909)
- Testing
- Tranexamic acid, saline solution
- Where
- Israel
- Volunteers
- 80 people
- Sponsor
- HaEmek Medical Center, Israel
Dacryocystitis, Dacryocystitis; Chronic
Examination of Lacrimal Sac and Nasal Mucosa Preparations Taken in Dacryocystorhinostomy Surgery of Patients With Nasolacrimal Duct Obstruction and Comparison of Clinical Groups With Each Other
The goal of this observational study is to investigate etiology and pathogenesis of nasolacrimal duct obstruction and dacryocystitis in different adult clinic groups.
- Conditions
- Dacryocystitis, Dacryocystitis; Chronic, Dacryocystorhinostomy, Epiphora
- Trial name
- NCT06810089
- Where
- Turkey (Türkiye)
- Volunteers
- 78 people
- Sponsor
- Uludag University
Dacryocystitis; Chronic, Lacrimal Sac Space-occupying Lesions
Color Doppler Ultrasound in Lacrimal Sac Space-occupying Lesions
Dacryocystitis and nasolacrimal duct obstruction are the main common causes of epiphora. Dacryocystorhinostomy (DCR) is a widely used and effective treatment for dacryocystitis and nasolacrimal duct obstruction.
- Conditions
- Dacryocystitis; Chronic, Lacrimal Sac Space-occupying Lesions, Color Doppler Ultrasound, Computed Tomography
- Trial name
- NCT05500950
- Testing
- CDU and CT-DCG or CT examination
- Where
- China
- Volunteers
- 21 people
- Sponsor
- Wenzhou Medical University
Nasolacrimal Duct Obstruction, Nasolacrimal Tract Obstruction
Portable Endoscopic Camera System Using Modified Action Camera for Endoscopic Sinunasal Examination
This study is designed to compare two methods for performing a nasal endoscopic examination used in the evaluation of excessive watering or tearing of the eyes.
- Trial name
- NCT07289854
- Testing
- Modified Portable Endoscopic Camera
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of Arkansas