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Congenital Anomalies of Lower Lacrimal Puncta and Nasolacrimal Duct Atresia in a Labrador Retriever Dog

  • Park, Eun-Jin (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University) ;
  • Kang, Seon-Mi (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University) ;
  • Park, Sang-Wan (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University) ;
  • Kwak, Ji-Yoon (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University) ;
  • Lim, Jae-Gook (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University) ;
  • Nam, Taek-Jin (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University) ;
  • Jeong, Seo-Woo (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University) ;
  • Seo, Kangmoon (Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Seoul National University)
  • 투고 : 2016.06.23
  • 심사 : 2016.08.16
  • 발행 : 2016.08.31

초록

An 1-year-old, spayed, female Labrador Retriever was presented for bilateral epiphora. A complete ophthalmic examination was conducted, including Schirmer tear test, rebound tonometry, fluorescein staining, slit lamp biomicroscopy, and binocular indirect ophthalmoscopy. To determine the patency of the nasolacrimal duct system, a nasolacrimal flush and dacryocystorhinography were also performed. Although the nasolacrimal flush showed patency in the upper and lower lacrimal puncta in both eyes (OU), the lower lacrimal puncta were not found in the original palpebral conjunctiva, but on medial canthal skin with very small opening. Moreover, the nasolacrimal ducts in OU were not patent with flushing. Bilateral nasolacrimal duct atresia was confirmed by dacryocystorhinography. No other abnormalities of the eyes were found on complete ophthalmic examinations. Bilateral congenital anomalies of the lower lacrimal puncta and nasolacrimal duct atresia were diagnosed in this dog.

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참고문헌

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