Characterization of Fungal Colonization of Indwelling Esophagostomy Tubes

Fungal colonization of feeding tubes occurs rapidly in people, resulting in decreased structural integrity and complications such as luminal obstruction and tube failure. Esophagostomy tubes (E-tubes) are commonly used in dogs and cats for enteral support, but data are lacking regarding colonizing f...

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Main Authors: Shelly J. Olin, David A. Bemis, John R. Dunlap, Jacqueline C. Whittemore
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Case Reports in Veterinary Medicine
Online Access:http://dx.doi.org/10.1155/2019/8153468
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author Shelly J. Olin
David A. Bemis
John R. Dunlap
Jacqueline C. Whittemore
author_facet Shelly J. Olin
David A. Bemis
John R. Dunlap
Jacqueline C. Whittemore
author_sort Shelly J. Olin
collection DOAJ
description Fungal colonization of feeding tubes occurs rapidly in people, resulting in decreased structural integrity and complications such as luminal obstruction and tube failure. Esophagostomy tubes (E-tubes) are commonly used in dogs and cats for enteral support, but data are lacking regarding colonizing fungi and the impact of colonization on tube integrity. In this study, esophagostomy tubes were collected in lieu of disposal from dogs and cats undergoing feeding tube exchange. Fungi were isolated with culture and identified using morphological characteristics. Scanning electron microscopy was used to evaluate the surface characteristics of the tubes. Two silicone and one polyurethane E-tube were evaluated. Fungi associated with the normal microbiota, including Candida sp. and Penicillium sp., as well as environmental fungi were identified. This case series represents the first documentation of fungal colonization of silicone and polyurethane E-tubes in dogs and cats. Additionally, this is the first report to document degenerative changes in a silicone E-tube.
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institution Kabale University
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spelling doaj-art-4ef619c525d54d908047892570093d042025-02-03T01:23:24ZengWileyCase Reports in Veterinary Medicine2090-70012090-701X2019-01-01201910.1155/2019/81534688153468Characterization of Fungal Colonization of Indwelling Esophagostomy TubesShelly J. Olin0David A. Bemis1John R. Dunlap2Jacqueline C. Whittemore3Department of Small Animal Clinical Sciences, University of Tennessee, College of Veterinary Medicine, 2407 River Drive, Knoxville, TN 37996, USADepartment of Biomedical and Diagnostic Sciences, University of Tennessee, College of Veterinary Medicine, 2407 River Drive, Knoxville, TN 37996, USAJoint Institute for Advanced Materials, University of Tennessee, 2641 Osprey Vista Way, Knoxville, TN 37996, USADepartment of Small Animal Clinical Sciences, University of Tennessee, College of Veterinary Medicine, 2407 River Drive, Knoxville, TN 37996, USAFungal colonization of feeding tubes occurs rapidly in people, resulting in decreased structural integrity and complications such as luminal obstruction and tube failure. Esophagostomy tubes (E-tubes) are commonly used in dogs and cats for enteral support, but data are lacking regarding colonizing fungi and the impact of colonization on tube integrity. In this study, esophagostomy tubes were collected in lieu of disposal from dogs and cats undergoing feeding tube exchange. Fungi were isolated with culture and identified using morphological characteristics. Scanning electron microscopy was used to evaluate the surface characteristics of the tubes. Two silicone and one polyurethane E-tube were evaluated. Fungi associated with the normal microbiota, including Candida sp. and Penicillium sp., as well as environmental fungi were identified. This case series represents the first documentation of fungal colonization of silicone and polyurethane E-tubes in dogs and cats. Additionally, this is the first report to document degenerative changes in a silicone E-tube.http://dx.doi.org/10.1155/2019/8153468
spellingShingle Shelly J. Olin
David A. Bemis
John R. Dunlap
Jacqueline C. Whittemore
Characterization of Fungal Colonization of Indwelling Esophagostomy Tubes
Case Reports in Veterinary Medicine
title Characterization of Fungal Colonization of Indwelling Esophagostomy Tubes
title_full Characterization of Fungal Colonization of Indwelling Esophagostomy Tubes
title_fullStr Characterization of Fungal Colonization of Indwelling Esophagostomy Tubes
title_full_unstemmed Characterization of Fungal Colonization of Indwelling Esophagostomy Tubes
title_short Characterization of Fungal Colonization of Indwelling Esophagostomy Tubes
title_sort characterization of fungal colonization of indwelling esophagostomy tubes
url http://dx.doi.org/10.1155/2019/8153468
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