Page 2048 - Cote clinical veterinary advisor dogs and cats 4th

Uveal Cysts 1023.e3

According to one report, 46% of affected eyes dilation can help to differentiate cysts from ADDITIONAL SUGGESTED
tumors.
studied in golden retrievers became blind as a • Technicians should be skilled at obtaining READINGS
VetBooks.ir bulldogs described glaucoma in association with intraocular pressure to identify glaucoma Corcoran KA, Koch SA: Uveal cysts in dogs: 28 cases Diseases and Disorders
result of glaucoma. Previous report of American
(1989-1991). J Am Vet Med Assoc 203:545-546,
(increased pressure).
bilateral uveal cysts and abnormal gonioscopic
1993.
evaluations.
Client Education Gemensky-Metzler AJ, et al: The use of semiconductor
diode laser for deflation and coagulation of anterior
PEARLS & CONSIDERATIONS • Uveal cysts are typically a benign condition uveal cysts in dogs, cats, and horses: a report of 20
requiring no therapy. Periodic recheck evalu- cases. Vet Ophthalmol 7:360-368, 2004.
Comments ations are advised q 6-12 months. Pumphrey SA, et al: Glaucoma associated with uveal
A strong light source is advised for ocular exam • Predisposition for the development of glau- cysts and goniodysgenesis in American Bulldogs:
a case series. Vet Ophthalmol 16:377-385, 2013.
and transillumination (Finoff transilluminator) coma in certain breeds such as the golden Sapienza JS, et al: Golden retriever uveitis: 75 cases
to differentiate uveal cysts (often translucent) retriever, American bulldog, and Great Dane (1994-1999). Vet Ophthalmol 3:241-246, 2000.
from neoplastic tissue (more dense/opaque and • If the cysts become large, impair vision, or
cannot be transilluminated). are associated with glaucoma, laser ablation AUTHOR: John S. Sapienza, DVM, DACVO
can be considered. EDITOR: Diane V. H. Hendrix, DVM, DACVO
Prevention
• For breeds of dogs predisposed to uveal cysts, SUGGESTED READING
avoid breeding affected or closely related Holly VL, et al: Golden retriever cystic uveal
individuals. disease: a longitudinal study of iridociliary cysts,
• If associated with uveitis, topical antiinflam- pigmentary uveitis, and pigmentary/cystic glaucoma
matory medications are advised. over a decade in western Canada. Vet Ophthalmol
19:237-244, 2016.
Technician Tips
• Uveal cysts can vary broadly in appearance,
but a bright light source and pupillary

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