Tokyo, June 2 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000058008) titled 'External dacryocystorhinostomy' on May 29

Study Type:

Interventional

Study Design:

Basic Design - Parallel Randomization - Randomized Blinding - Open -no one is blinded Control - Active

Primary Sponser:

Institute - Centre Hospitalier Universitaire / Institut d'ophtalmologie Tropicale d'Afrique (CHU-IOTA)

Condition:

Condition - Ophthalmology: nasolacrimal duct obstruction Classification by malignancy - Others Genomic information - NO

Objective:

Intervention:

Interventions/Control_1 - With Silicone Intubation Interventions/Control_2 - Without silicone intubation

Eligibility:

Age-lower limit - 13 years-old =...