Dacryocystorhinostomy (DCR) (blocked tear duct)
https://www.imperial.nhs.uk/-/media/website/patient-information-leaflets/ophthalmology/dacryocystorhinostomy-dcr.pdf?rev=8331157d55e949dbbfda7cb55a365b57&sc_lang=en
WEBOct 4, 2023 · A DCR is a type of surgery used to treat blocked tear ducts. Tears normally drain away through fine passages at the inner corner of the eyelids into the nose. If these passages become narrow or blocked, the tears do not drain properly, and the eye may become watery and infected. tear gland tear sac. duct leading to nose.
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