<abstract xmlns="http://www.w3.org/1999/xhtml"><p> A 7-month-old Cardigan Welsh Corgi was presented with rapid cataract formation. Slit lamp biomicroscopy revealed mature cataract in the left eye. Ultrasonography revealed a microphakic lens and the presence of a cord-like structure extending from the posterior lens to the optic disc. On the basis of ophthalmological examinations, a diagnosis of cataract secondary to persistent hyperplastic tunica vasculosa lentis and persistent hyperplastic primary vitreous was made. Routine phacoemulsifi cation with a capsular tension ring and intraocular lens implantation were performed. Although a blood-fi lled vasculature with focal hemorrhage was observed during surgery, we did not fenestrate the posterior capsule or cut the hyaloid artery. We only polished the posterior capsule carefully for 2 min. At 22 days after surgery, Doppler ultrasonography did not detect blood fl ow within the cord-like structure, and the implanted intraocular lens appeared clear without fi brin formation or posterior capsule opacifi cation. The fi ndings from this case suggest that routine cataract surgery is an optimal surgical treatment for persistent hyperplastic tunica vasculosa lentis and persistent hyperplastic primary vitreous. To the best of our knowledge, this is the fi rst case report of phacoemulsifi cation with intraocular lens implantation for persistent hyperplastic tunica vasculosa lentis and persistent hyperplastic primary vitreous in a Welsh Corgi.</p></abstract>

A 7-month-old Cardigan Welsh Corgi was presented with rapid cataract formation. Slit lamp biomicroscopy revealed mature cataract in the left eye. Ultrasonography revealed a microphakic lens and the presence of a cord-like structure extending from the posterior lens to the optic disc. On the basis of ophthalmological examinations, a diagnosis of cataract secondary to persistent hyperplastic tunica vasculosa lentis and persistent hyperplastic primary vitreous was made. Routine phacoemulsifi cation with a capsular tension ring and intraocular lens implantation were performed. Although a blood-fi lled vasculature with focal hemorrhage was observed during surgery, we did not fenestrate the posterior capsule or cut the hyaloid artery. We only polished the posterior capsule carefully for 2 min. At 22 days after surgery, Doppler ultrasonography did not detect blood fl ow within the cord-like structure, and the implanted intraocular lens appeared clear without fi brin formation or posterior capsule opacifi cation. The fi ndings from this case suggest that routine cataract surgery is an optimal surgical treatment for persistent hyperplastic tunica vasculosa lentis and persistent hyperplastic primary vitreous. To the best of our knowledge, this is the fi rst case report of phacoemulsifi cation with intraocular lens implantation for persistent hyperplastic tunica vasculosa lentis and persistent hyperplastic primary vitreous in a Welsh Corgi.

Phacoemulsification for Cataract Secondary to Persistent Hyperplastic Tunica Vasculosa Lentis and Peristent Hyperplastic Primary Vitreous in a Welsh Corgi

Acta Veterinaria

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

A 7-month-old Cardigan Welsh Corgi was presented with rapid cataract formation. Slit lamp biomicroscopy revealed mature cataract in the left eye....

Phacoemulsification for Cataract Secondary to Persistent Hyperplastic Tunica Vasculosa Lentis and Peristent Hyperplastic Primary Vitreous in a Welsh Corgi

Published Online: Oct 03, 2018

Page range: 353 - 360

Received: Oct 06, 2017

Accepted: Mar 16, 2018

DOI: https://doi.org/10.2478/acve-2018-0029

Keywords
cataract, dogs, lens implantation, phacoemulsifi cation, PHTVL/PHPV

© 2018 Kim Mu-Young, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Phacoemulsification for Cataract Secondary to Persistent Hyperplastic Tunica Vasculosa Lentis and Peristent Hyperplastic Primary Vitreous in a Welsh Corgi

Published Online: Oct 03, 2018

Page range: 353 - 360

Received: Oct 06, 2017

Accepted: Mar 16, 2018

DOI: https://doi.org/10.2478/acve-2018-0029

Keywordscataract, dogs, lens implantation, phacoemulsifi cation, PHTVL/PHPV

© 2018 Kim Mu-Young, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
cataract, dogs, lens implantation, phacoemulsifi cation, PHTVL/PHPV