GIT Pathology Flashcards

1
Q

Periodontal Disease

A

Caused by dental plaque damaging enamel and gingival tissue
Results in bacteria, difficulty eating and halitosis
Sequela vegetative valvular endocarditis

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2
Q

Malocclusion

A

Can be overshot or undershot (developmental defect)
Can result in difficulty apprehending food

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3
Q

Palatochisis and Cheilochisis

A

Palate and lip have failed to fuse
Possible sequela = aspiration pneumonia

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4
Q

Vesicular Stomatitides

A

Caused by viral diseases such as foot and mouth
resulting is vesicles, blisters and ulcers

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5
Q

Erosive and Ulcerative Stomatitides

A

Caused by Rinderpest, Catarrhal fever, Bluetonuge, BDVD and Calicivrus

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6
Q

Necrotizing Stomatitides

A

Caused by infection with Fusobacterium necrophorum

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7
Q

Granulomatous glossitis

A

Wooden tongue - Actinobacillus lignieresii
Inflammation and fibrosis

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8
Q

Lymphoplasmacytic stomatitis

A

Cats
Red inflammed gums, bad breath and inappetence
Sequela = persistent bacterial infection

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9
Q

Achalasia

A

Motility disorder causing difficult swallowing and regurgitation

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10
Q

Megaesophagus

A

Innervation or denervation disorder, partial obstruction, stenosis or idiopathic
Insufficent, absent or uncoordinated peristalsis in the oesophagus causing dilation

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11
Q

Parasites

A

Spirocera lupi - migrate from the stomach to the oesophageal submucosa and then haemtogenously into the aorta causing granulomas
Can result in dysphagia, aortic aneurysms, haemothroax, fibrosarcoma and osteosarcomas

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12
Q

Choke

A

Oesophageal obstruction due to stenosis or blockage, causes pressure necrosis, stricture, reflex regurgitation or aspiration pneumonia

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13
Q

Bloat/tympany - overdistention

A

Primary - legumes/dietary/frothy bloat
Secondary - physical = cancers and foreign bodies or function = vagus indigestion

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14
Q

Rumenitis - Lactic Acidosis

A

Ruminants on high grain diets as they promote the growth of Strep and Lactobacillus
Low pH eliminate normal ruminant flora - damaging mucosa

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15
Q

Gastric Dilation and Volvulus

A

Repeated episodes of dilation lead to stretching and relaxation of gastrohepatic ligament
Predisposing factors in deep-chested dogs = overfeeding, genetics, post-prandial excrete and recurrent dilations

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16
Q

Gastric Ulcers

A

Local mucosal disturbances, high gastric acidity, stress, NSAIDs, Heliobacter, pigs feed grain, Lactobacillus and Bacillus spp.

17
Q

Uremic gastritis

A

Metastatic mineralization of glands, vessels and lamina propriety of gastric mucosa
Tongue of animals

18
Q

Coronavirus Enteritis

A

Calfhood enteritis
Transmissible gastroenteritis virus in piglets

19
Q

Feline enteric coronavirus

A

Affects the jejunum - diarrhoea and malabsorption

20
Q

Parovirus enteritis

A

Virus-induced necrosis in the liver
Fibrino-necrotic enteritis and serial petechiatin

21
Q

Pestivirus - BVDV

A

Ulcers in GI mucosal and coronary bands

22
Q

Intestinal Obstruction - enteroliths

A

Struvite stones around metal foreign material
Horses with magnesium rich diets

23
Q

Intestinal Obstruction - impaction

A

High worm burden
Old horses with poor teeth and roughage diet
Sand colic

24
Q

Intestinal Obstruction - stricture

A

Salmonellosis in pigs
Fibrosis secondary to penetrating wounds

25
Q

Intestinal Obstruction - illeus

A

Nonmechanical hypo motility - functional obstruction

26
Q

Intestinal displacements/strangulation - herniation

A

Secondary to trauma

27
Q

Intestinal displacements/strangulation - volvulus

A

Twisting in the mesenteric axis

28
Q

Intestinal displacements/strangulation - torsion

A

Rotation of tubular organ on its own axis

29
Q

Peritonitis

A

Inflammation due to infection, foreign material, volvulus or torsions
Resulting in fibrin, haemorrhage, suppurative and/or granulomatous effusions

30
Q

Oral neoplasms

A

Squamous cell carcinomas and oral melanomas