Cat Blocked Tear Duct Jun 2026

(yellow or green) if a secondary infection, such as dacryocystitis (inflammation of the tear sac), develops. Common Causes

: In cases where the blockage is permanent (common in flat-faced breeds), owners must regularly clean the area with pet-safe eye wipes to prevent skin infections. cat blocked tear duct

Congenital NLDO is most frequently observed in brachycephalic breeds such as Persians, Himalayans, and Exotic Shorthairs. Due to their flattened facial conformation, the nasolacrimal duct may be compressed, narrowed, or fail to develop a patent distal opening (functional imperforate punctum). In some kittens, the puncta may be anatomically absent (atresia). (yellow or green) if a secondary infection, such

A 4-year-old Persian cat presented with chronic left-sided brownish ocular discharge. Schirmer tear test and corneal staining were normal. Fluorescein dye failed to reach the left nostril after 15 minutes. Nasolacrimal flushing with saline encountered mild resistance, followed by reflux of mucoid debris. No foreign body or mass was seen on skull CT. The cat was diagnosed with chronic idiopathic partial obstruction. Treatment consisted of weekly ductal flushing under sedation and topical antibiotic-steroid ointment for 4 weeks, resulting in decreased discharge. The owner was advised of possible recurrence. Due to their flattened facial conformation, the nasolacrimal

If a secondary bacterial infection develops within the blocked duct (a condition called dacryocystitis), the fluid turns into a thick, milky white, yellow, or green discharge.