Lacrimal duct obstruction
MONDO:0001833Blockage of the tear duct.
4 clinical trials for this condition and its sub-types, 4 tagged with Lacrimal duct obstruction itself.
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Can a birth tissue patch boost tear duct surgery success?
Disease control CompletedThis trial compares two versions of a surgery called external dacryocystorhinostomy, which creates a new drainage path for a blocked tear duct. Half of the participants receive the standard surgery, while the other half receive the surgery plus a piece of amniotic membrane placed…
Sponsor: Instituto de Oftalmología Fundación Conde de Valenciana • Aim: Disease control
Last updated Sep 06, 2026 00:00 UTC
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Action camera modified for nose exams – could it replace bulky equipment?
Diagnosis CompletedThis study tests whether a modified action camera can take clear images inside the nose, compared to the standard large camera system. Forty adults with tearing or sinus issues will have both types of images taken during their routine exam. Doctors will rate the image quality to …
Sponsor: University of Arkansas • Aim: Diagnosis
Last updated Aug 13, 2026 00:00 UTC