Ultrasonographic features of a urinary bladder leiomyoma in a cat

Case summary Leiomyoma of the urinary bladder in cats is infrequently documented in the literature, and a description of the ultrasonographic appearance has never been reported. A 9-year-old female spayed cat presented with a 6-month history of intermittent hematuria and progressive pollakiuria. On...

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Main Authors: Nathan R Biedak, Dominique Penninck, Ethan Biswell
Format: Article
Language:English
Published: SAGE Publishing 2023-05-01
Series:Journal of Feline Medicine and Surgery Open Reports
Online Access:https://doi.org/10.1177/20551169231165247
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author Nathan R Biedak
Dominique Penninck
Ethan Biswell
author_facet Nathan R Biedak
Dominique Penninck
Ethan Biswell
author_sort Nathan R Biedak
collection DOAJ
description Case summary Leiomyoma of the urinary bladder in cats is infrequently documented in the literature, and a description of the ultrasonographic appearance has never been reported. A 9-year-old female spayed cat presented with a 6-month history of intermittent hematuria and progressive pollakiuria. On abdominal ultrasound, a large ovoid mass of mixed echogenicity was seen originating from the ventral apical bladder wall. The mass had faint peripheral hyperechoic radiating striations and was mildly vascularized, especially at its 1.5 cm point of origin from the wall. A partial cystectomy was performed to remove the mass that filled the bladder lumen. Microscopically, the well-demarcated mass extended from the inner muscular layer of the wall into the submucosal layer and was diagnosed as a leiomyoma. Surgical excision was curative. Relevance and novel information This is the first ultrasonographic description of a bladder leiomyoma in a feline patient. Smooth muscle tumors should be included on the differential diagnosis list in future cases with similar ultrasonographic features and chronic lower urinary clinical signs.
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spelling doaj.art-4cc445e4a1a74baf8e628cd9991854022023-05-22T12:33:29ZengSAGE PublishingJournal of Feline Medicine and Surgery Open Reports2055-11692023-05-01910.1177/20551169231165247Ultrasonographic features of a urinary bladder leiomyoma in a catNathan R BiedakDominique PenninckEthan BiswellCase summary Leiomyoma of the urinary bladder in cats is infrequently documented in the literature, and a description of the ultrasonographic appearance has never been reported. A 9-year-old female spayed cat presented with a 6-month history of intermittent hematuria and progressive pollakiuria. On abdominal ultrasound, a large ovoid mass of mixed echogenicity was seen originating from the ventral apical bladder wall. The mass had faint peripheral hyperechoic radiating striations and was mildly vascularized, especially at its 1.5 cm point of origin from the wall. A partial cystectomy was performed to remove the mass that filled the bladder lumen. Microscopically, the well-demarcated mass extended from the inner muscular layer of the wall into the submucosal layer and was diagnosed as a leiomyoma. Surgical excision was curative. Relevance and novel information This is the first ultrasonographic description of a bladder leiomyoma in a feline patient. Smooth muscle tumors should be included on the differential diagnosis list in future cases with similar ultrasonographic features and chronic lower urinary clinical signs.https://doi.org/10.1177/20551169231165247
spellingShingle Nathan R Biedak
Dominique Penninck
Ethan Biswell
Ultrasonographic features of a urinary bladder leiomyoma in a cat
Journal of Feline Medicine and Surgery Open Reports
title Ultrasonographic features of a urinary bladder leiomyoma in a cat
title_full Ultrasonographic features of a urinary bladder leiomyoma in a cat
title_fullStr Ultrasonographic features of a urinary bladder leiomyoma in a cat
title_full_unstemmed Ultrasonographic features of a urinary bladder leiomyoma in a cat
title_short Ultrasonographic features of a urinary bladder leiomyoma in a cat
title_sort ultrasonographic features of a urinary bladder leiomyoma in a cat
url https://doi.org/10.1177/20551169231165247
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AT dominiquepenninck ultrasonographicfeaturesofaurinarybladderleiomyomainacat
AT ethanbiswell ultrasonographicfeaturesofaurinarybladderleiomyomainacat