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LA Pathology > Pigs > Flashcards

Pigs Flashcards

(46 cards)

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1
Q
A

Vegetative Endocarditis

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2
Q
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Multifocal myocardial hemorrhage & necrosis

DDX: Vit E/Se deficiency aka Mulberry heart disease

DDX: EMCV, fetus/neonates (PPV, PRRSV, PCV2), Foot & mouth, Gossypol

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3
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Esophageal ulceration

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4
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Gongylonema

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5
Q
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Trichinella spiralis on tongue

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6
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Ascaris suis in lumen of intestine

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7
Q
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Milk spot liver

Ascaris suum

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8
Q
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Cysticercus cellulosae

Tapeworm adult= Taenia solium

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9
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Atresia coli/ani

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10
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Rectal stricture

DX: salmonella, wounds, vascular injury

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11
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Rectal prolapse

Trauma, tail docking, increased GI motility

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12
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Scrotal hernia

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13
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Ovarian follicular cysts

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14
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Estrogenic Mycotoxins

Zeralenone (Fusarium roseum**)

Moldy Corn

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15
Q
A

Parvovirus (SMEDI) on right= different sizes

PRRS (Porcine Respiratory & Reproductive Syndrome) on left = same size

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16
Q
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Rickets

Ca/P imbalance

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17
Q
A

Porcine Stress Syndrome= MALIGNANT HYPERTHERMIA

muscle appears cooked (pale pink, moist, swollen)

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18
Q

A pig is showing CNS signs after its water was frozen for 24 hours. Likely DX? DDX?

A

DX: Salt toxicity

DDX: streptococcus, pseudorabies, edema disease

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19
Q

A pig is dead and its MM are cherry red

20
Q

What is often the toxic gas in fecal pits?

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A

Hydrogen sulfide

21
Q

Young, rapidly growing pig with good BCS

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A

Acute hepatic necrosis

Dietary def (protein, Vit E/Se)

22
Q

A pig presents with polyarthritis

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A

Hemophilus parasuis

23
Q
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A

Fibrinous Polyserositis

Suckling pigs: Strep suis, E.coli sporadic

Weaned pigs: H.parasuis, Strep suis, mycoplasma hyorhinis

meningitis with all three

CNS clinical disease w/ Strep suis

24
Q
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A

Suppurative meningitis

DDX: H.parasuis, Strep suis, mycoplasma hyorhinis

25
Erysipelothrix rhusiopathiae
26
DDX: Erysipelothrix rhusiopathiae Ergot toxin and frost bite and African swine fever can look similar
27
Chronic proliferative synovitis/fibrinous periarthritis Erysipelothrix rhusiopathiae
28
necrohemorrhagic pneumonia (multifocal, random= hematogenous) Actinobacillus suis
29
Trueperella pyogenes
30
Trueperella pyogenes
31
Porcine Dermatitis & Nephropathy Syndrome (PDNS) DDX: Erysipelothrix rhusiopathiae in grower pigs
32
Interstitial pneumonia Porcine Reproductive & Respiratory Syndrome Virus (PRRSV)
33
Tissue from a L.N.
Post weaning Multisystemic Wasting Syndrome (PMWS) Porcine circovirus 2
34
DDX for intestinal diarrhea w/o blood?
Colibacillosis Clostridium perfringens type A Coccidiosis Viral enteritis Proliferative enteritis (except PHE) Whipworms Intestinal spirochetosis
35
DDX diarrhea in pig with blood
Clostridium perfringens type C Salmonellosis Proliferative enteritis – hemorrhagic enteritis Swine dysentery Whipworms
36
Edema Disease ETEC + Shigella TOXIN (angiotoxin)
37
Necrohemorrhagic enteritis C. perfringens type C (toxin a,b)
38
DDX for mesocolon edema
C. perfringens, C. difficile, ETEC + shigella toxin
39
Fibrinonecrotic ileocolitis Acute salmonellosis
40
fibrinonecrotic pseudomembranes enteritis Coccidiosis
41
DDX for atrophic enteritis
TGE (coronavirus) Rotavirus Coccidiosis Less likely: chlamydiophila, adenovirus, astrovirus, parvovirus
42
yellow watery diarrhea
Rotavirus E.coli
43
Enteritic disease target villous epithelium
E.coli crypto Coccidia TGE (coronavirus) Rotavirus
44
Proliferative enteritis Lawsonia intracellularis
45
False brush border
Brachyspira (serpulina) ## Footnote Strongly β hemolytic - B. hyodysenteriae (swine dysentery) We a k l y β-hemolytic – B. pilosicoli (intestinal spirochetosis)
46
Suckling pig w/ CNS signs
Pseudorabies (PHV-1)

LA Pathology (4 decks)

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