- imperforate punctum
- congenital atresia of the punctum lacrimale, resulting in epiphora; it is particularly common in small breeds of dogs and in pigs.
Medical dictionary. 2011.
Medical dictionary. 2011.
Imperforate lacrimal punctum — An imperforate lacrimal punctum is a congenital disorder of dogs involving the lack of an opening to the nasolacrimal duct (tear duct) in the conjunctiva. Dogs normally have two lacrimal puncta, the superior and inferior. This condition can… … Wikipedia
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