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32 Cards in this Set
- Front
- Back
What does Agnathia?
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failure of development of lower jaw
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What is palatoschisis?
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cleft palate
failure of fusion of lateral palatine |
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What are some possible etiologies of palatochisis?
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genetics - charclais cattle
drugs - griseofulvin in horses and sterpoids in primates Teratogenic Plants - Lupines and hemlock in ewes and sows |
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What are the two causes of death with palatoschisis?
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aspiration pneumonia or starvation
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What is cheiloschsis?
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cleft lip
hare lip |
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What are the infectious vesicular diseases?
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Foot and mouth disease (picornavirus) aphlovirus
Vesicular Stomatitis (rhabdovirus) - vesiculovirus Vesicular Exaanthema of Swine - Calicivirus Swine Vesicular Disease (picornavirus) - enterovirus |
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What do the vesicular diseases have in common?
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see fluid vesicle on lips, buccal mucosa, margins of tongue, lesions maybe on coronary bands, interdigital skin, teats and vulva
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What is Foot and Mouth Disease
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Picornavirus family caused by aphlovirus
one of the most contagious animal disease and aids in economic loss low mortality in adults high mortality in young due to myocarditis - tiger stripe heart see blistering more severe in pigs |
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What is vesicular stomatitis?
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Rhabdovirus family caused by vesiculovirus
common in calves, affects horses and pigs doesn't affect sheep and goats insects make act as vectors Lesions are limited to the epithelial tissues of the mouth, teat and feet |
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What is Vesicular Exanthema?
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Calicivirus
disease of pigs, indistinguishable from FMD closely related to San Migel Sea Lion Virus |
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What is swine vesicular disease?
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picornavirus (enterovirus)
indistinguishable from other swine vesicular disease |
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What are examples of non infections diseases?
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pemphigus vulgaris - auto immune disease mediated be auto antibodies to desmosome pretein - desmoglein 3
Bullous penphigoid - autoimmune disease characterized by subepithelial clefting an no acantholysis |
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What are agents responsible for erosive/ulcerative stomatitis?
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BVD
Rinderpest Equine viral rhinopneumonitis Blue tongue uremia feline eosinophilic granuloma complex Vit C def |
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What is papular/proliferative stomatides caused by?
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parapoxvirus
epithelial cells are affected |
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What causes pustules, vesicles and macules in sheep and goats?
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contagious ecthyma
its a papular/proliferative stomatitis that affects the mouth |
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What kind of stomatitides causes calf diptheria? What is the causative agent? What are some clinical signs?
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Necrotizing/Deep
Fusobacterium necrophorum Swollen cheeks, fever, anorexia, fetid breath |
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What is a focal granuloma or ulcer in the oral cavity of cat likely to be? Where is this often located?
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Oral eosinophilic gramuloma
Upper lips, near commissure |
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What is a chronic idiopathic condition of cats characterized by inflamed gingiva, inappetence and fetid breath? What could this be confused with?
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Lymphoplasmacytic stomatitis
Squamous cell carcinoma (#1 oral cancer in cats) |
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What other diseases can lymphoplasmacytic stomatitis be associated with?
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FIV FeLV
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What is chronic ulcerative paradental stomatits?
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chronic condition of dogs
also know as ulcerative stomatitis and lymphocytic/plasmacytic stomatitis seen in older dogs such as malteses and king charles cavaliers |
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What are the most common proliferative lesions in dogs?
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gingival hyperplasia/hypertrophy
fibrous epulis of the peridontal ligament excluding the above the majority of oral tumors in dogs are malignaceies |
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What is gingival hyperplasia?
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overgrowth of gingival tissue
nodular proliferation of of gingival lamina propria by epithelial hyperplasia common in brachycephalic dog breeds grossly indistinguishable from fibromatous epulis of the peridontal ligament |
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What is the most common neoplasm in the dog?
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oral melanoma
90% are malignant pigmented and non pigmented microscopically composed of malanocytes |
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What is the most common neoplasm in cats?
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squamous cell carcinoma
can occur on the tongue, tonsil, gingiva usually locally invasive but can metastasize to regional LN |
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What is fibrosarcoma?
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second most common oral neoplasm in the cat
20% of oral neoplasms locally invasive see proliferation of mesenchymal cells with variable amounts of collagen |
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What are oral papillomas?
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papillomavirus induced, usually self limiting
provide long lasting immunity see masses that are papilliform in mouth, on tongue, palate, epiglottis |
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What is segmental enamel hypoplasia?
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thinning/lack of dental enamel
occurs in any systemic disturbance that interferes with function of ameloblasts at point in enamal formation excess floride is toxic to amelo and odontoblasts |
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What are examples of causes for enamel discoloration?
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tetracyclines in young animals
congenital porphyria (dentin) Fluoride toxicosis |
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What is peridontal disease?
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non mineralized composite mass of bacteria, food particles and other tissues that adhere to tooth surface
peridontitis - regression of gum line and inflammation of the gingival sulcusand alveolus resorption of alveolar bone and periodontal ligament |
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What is wooden tongue?
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caused by actinobacillus lignnesii
causes swelling, inflammation, fibrosis of the tongue see granulomas containing gram negative bacilli surrounded by zone of eosinophic structures composed of Ig |
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What is thrush?
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an infection of intact epithelium of tongue and esophagus by candida albicans
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What are the most common neoplastic pathologies of the tonsils
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squamous cell carcinoma
rhabdomyoma/sarcoma fibrosarcoma melanomas glangular cell tumore |