Term
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Definition
contagious viral pustular dermatitis
aka contagious echythma
zoonotic
localized to lips, oral cavity, eyelids, feet
vescile, pustules, crusts and can be proliferative |
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Term
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Definition
picornaviridae family
does not affect horses
vesicles, erosion of mouth, mammary glands, feet |
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Term
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Definition
paramyxoviridae
respiratory, ocular, GI, neurologic, cutanous lesions
hard pad disease
nasal-digital hyperkeratosis |
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Term
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Definition
caused by bovine papillomavirus 1 and 2
locally aggressive non metastatic fibroblastic skin tumor
head, legs, ventrum |
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Term
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Definition
epidermal involvment
no scarring
short duration with no lymph node involvement
pustules, crust, neutrophils |
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Term
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Definition
dermis and subcutis involvment
scarring
chronic duration with lymph node involvement
may become systemic
pustule, nodule, abscess |
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Term
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Definition
aka hot spots
focal alopecia, excoriation, exudation |
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Term
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Definition
bite wound overlying area of inflammation
may not be obvious on external visual exam |
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Term
| Causes of Subcutaneous abscess |
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Definition
common in male cats from fighting
Pasteurella multocida, Staphyloccocus, Streptococcus |
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Term
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Definition
dorsum and limbs affected
lichenificatioon and alopecia
branching filaments of gram positive bacteria |
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Term
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Definition
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Term
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Definition
| malodorous exudative dermatitis on pigs |
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Term
| Causes of Greasy Pig Disease |
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Definition
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Term
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Definition
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Term
| Causes of Diamond Skin Disease |
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Definition
| Erysipelothrix rhusiopathiae |
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Term
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Definition
ring worm
attacks keratinized layers and zoonotic |
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Term
| Causes of Dermatophytosis |
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Definition
Microsporum spp.
Trichophyton spp.
overcrowding, high humidity, poor sanitation, poor nutrition |
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Term
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Definition
| fungal infection of skin, hair, claws by a non-dermatophyte |
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Term
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Definition
Malassezia pachydermatis
Candida spp. |
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Term
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Definition
traumatic implantation of saprophytic fungi
organisms acquired from swimming or wading in infested water |
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Term
| Causes of Subcutaneous Mycoses |
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Definition
Pythium insidiosum
Sporothrix schenckii |
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Term
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Definition
primary infection by inhalation
non-specific ulcerative dermatitis usually accompanied with respiratory signs |
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Term
| Causes of Systemic Mycoses |
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Definition
Blastomycosis dermatitidis
Cryptococcus neoformans
Histoplasma neoformans
Coccidiodes immitis |
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Term
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Definition
complex Type I +/- Type IV hypersensitivity to normally innocuous antigens
possible dysfunction of T-cells with overproduction of IgE
mast cells degranulation --> pruritis-->self-trauma |
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Term
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Definition
| combination of Type I and Type IV hypersensitivity to antigens in flea saliva |
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Term
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Definition
autoimmune intraepithelial blistering disease
pustule formation with coalescence
autoantigens formed against democollin-1 and desmoglien-1 |
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Term
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Definition
cell-mediated immunopathology for sebaceous gland destruction
scaling with progressive alopecia and poor coat quality
Standard poodle, Samoyed, Akita, Vizsla |
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Term
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Definition
atrophic dermatosis pattern
severe alopcia of the trunk extending to distal limbs |
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Term
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Definition
bilateral symmetrical alopecia often sparing of the head and distal extremitis
thin skin, decreased skin elasticity, delayed healing, comedones, calcinosis cutis |
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Term
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Definition
inability to shed skin (reptile) properly
due to husbandry issues |
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Term
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Definition
| meaning malignant tumor with epithelial origin |
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Term
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Definition
| meaning malignant tumor with mesenchymal origin |
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Term
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Definition
downgrowth of proliferating cords and nests of neoplastic cells and some have keratinizated central areas
locally invasive with low metastatic potential |
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Term
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Definition
solitary or multiple benign tumor of sebaceous gland
can be pigments
average age is 10 years |
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Term
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Definition
benign hepatoid glands tumor
hormone proliferative
occur on tail, dorsum or anywhere else
castrate male and they will go away |
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Term
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Definition
very invasive and highly metastatic
causes hypercalcemia of malignancy (PTH production) |
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Term
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Definition
if on eyelid or skin and <2cm most likely benign
if on oral, digits or skin and >2cm it is most likely malignant |
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Term
| Cutaneous Soft Tissue Sarcoma |
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Definition
locally invasive with frequent recurrence after removal
firm to gelatinous gray to white nodular mass |
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Term
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Definition
benign tumor of lipocytes
majority occur on trunk and legs
Siamese cats and all breeds of dogs |
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Term
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Definition
mean age in dogs is 8 years old
single or multiple edematous mass often hairless
ulcerated in late stages
Giemsa stain and Toludine blue stain confirms mast cells on histology |
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Term
| Canine Cutaneous Histocytoma |
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Definition
common and benign tumor of Langerhans cell origin
occurs in young dogs
rapidly growing, solitary, dome-shaped nodule less than 2.5 cm in diameter
will regress on its own |
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Term
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Definition
CD3+ and CD79a- marker
ulcerative lesions on face and ventrum |
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