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17899

Auricular Perichondritis and Multifocal Chondromata in an Egyptian Donkey with Droopy

Article

Last updated: 03 Jan 2025

Subjects

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Tags

Clinical Veterinary Sciences

Abstract

A 9-years-old female Egyptian donkey presented with ear drooping, multiple subcutaneous firm nodules (3-7 mm) on the medial surfaces of both ears and intact skin. Furthermore, the ear pinnae were diffusely thickened with subcutaneous induration. The cartilaginous plates of the ear pinnae were intact. The nodular lesions consisted of chronic perichondritis and cauliflower-like outgrowths of hyaline chondrous tissue. Mononuclear inflammatory cells diffusely infiltrated in the subcutaneous tissue and involved the dermal papillae, the dermis and the margin of the cartilaginous outgrowths. Multifocal cauliflower-like chondrous outgrowths emerged from the inner surface of both ears and consisted of irregular lobules of hyaline cartilage with quite regular deeply basophilic chondrocytes and fibrous lobules. T-lymphocytes and macrophages diffusely infiltrated the dermis, and both T-cells and B-cells were densely infiltrated around newly-formed blood vessels in the subcutaneous tissue. On the basis of the gross, histopathological and immunohistochemical findings, chronic auricular perichondritis and multifocal chondromata were diagnosed for the first time in an Egyptian donkey.

DOI

10.21608/svu.2018.17899

Keywords

Auricular chondritis, Chondroma, Droopy ears, equine, Perichondritis

Authors

First Name

Mohie

Last Name

Haridy

MiddleName

-

Affiliation

Department of Pathology and Clinical Pathology, Faculty of Veterinary Medicine, Faculty of Veterinary Medicine, South Valley University, Qena 83523, Egypt

Email

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City

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Orcid

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First Name

Abdelnasser

Last Name

Abdel-Hady

MiddleName

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Affiliation

Department of Surgery, Anaesthesiology and Radiology, Faculty of Veterinary Medicine, South Valley University, Qena 83523, Egypt

Email

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City

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Orcid

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First Name

Soha

Last Name

Soliman

MiddleName

-

Affiliation

Department of Histology, Faculty of Veterinary Medicine, South Valley University, Qena, 83523, Egypt.

Email

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City

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Orcid

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Volume

1

Article Issue

2

Related Issue

3750

Issue Date

2018-12-01

Receive Date

2018-08-30

Publish Date

2018-12-01

Page Start

4

Page End

11

Print ISSN

2535-1826

Online ISSN

2535-1877

Link

https://svu.journals.ekb.eg/article_17899.html

Detail API

https://svu.journals.ekb.eg/service?article_code=17899

Order

2

Type

Case Report

Type Code

703

Publication Type

Journal

Publication Title

SVU-International Journal of Veterinary Sciences

Publication Link

https://svu.journals.ekb.eg/

MainTitle

Auricular Perichondritis and Multifocal Chondromata in an Egyptian Donkey with Droopy

Details

Type

Article

Created At

22 Jan 2023