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Pathology of the Alimentary System
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Malocclusions
Abnormal positioning of the mandible
Abnormal tooth eruption patterns
Differentials
Secondary Dysplasia
CDV (Canine Distemper Virus) in puppies
BVD (Bovine Viral Diarrhea) in intra-uterine infection
Cachexia
Category of Anomalies of Tooth Development
Primary Dysplasia
Tooth agenesis
Supernumerary teeth
Dentigerous cysts
Anomalies of Tooth Development Category & Differentials
Tetracyclines
Porphyrins
Fluoride (Fluorosis)
Abnormal Teeth Coloration may be due to (3)
Tetracyclines
Porphyrins
Fluoride (Fluorosis)
Abnormal Teeth Coloration may be due to (3)
attrition & abnormal wear
Loss of Normal Dental structure
Rapid & Irregular Wear
Dental Fracture
The ff. lesions are caused by ____ & ____ (3)
Periodontal disease
1) Bacterial films on tooth surface,
2) Bacterial film + food + organic matrix = Dental plaque
3) Dental calculus/tartar = Mineralized plaque
What disease
Etiology (3)
Periodontal disease
Loss of tooth, Alveolar osteomyelitis, Tooth abscess, Pulpitis, Bacteremia
Disease
Possible sequelae
Epulis (Gingival growth)
Types
Fibromatous epulis - Benign
Ossifying epulis - Benign
Acanthomatous epulis - Often recurs, malignant
Tumor of Periodontal ligament
Types (3)
Epulis (Gingival growth)
Necrotizing tonsillitis
Canine
Disease
Spp
Lymphoma
Tonsil
Canine
Disease
Organ
Spp.
Mucocele (Sialocele)
Dachschunds, Poodles Cocker spaniels
Disease
Breed disposition
Ranula
Sublingual Salivary Gland
Disease
Involves this structure
Salivary Cysts
Dog
Disease
Spp
Salivary Cyst
Dog
Disease
Spp
Sialoliths
Ranula
Mandibular Salivary Duct
Dog
Disease
Affected structure
Spp
Sialadenitis
Mumps
Canine Distemper Virus
Salmonellosis
Disease?
Cause of this Disease in Humans
Cause of this Disease in Dogs
Cause of this Disease in Pigs
Epitheliogenesis Imperfecta
Actinobacillosis
Squamous Cell Carcinoma
Thrush
Disease of the Tongue may be due to (4) EAST
Thrush
Candida albicans
Porcine & Equine Candidiasis
Disease
Etiology
2 Types
Thrush
Fungal organims are numerous & proliferating in epithelial tissue
Disease
Desc
Thrush
Hyphae of Candida albicans are growing in the superficial keratin of the tongue
H&E
Disease
Desc.
Stain