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NAVLE-Goats and Sheep
Goats and Sheep
49
Veterinary Medicine
Professional
04/21/2009

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Cards

Term
What is Bunostomum?
Definition
SMALL INTESTINE, BLOOD SUCKING HOOKworm
Term
What is Caprine arthritis encephalitis (CAE)?
Definition
"HARDBAG DZ", RETROvirus, transmitted in COLOSTRUM
Term
What are signs of CAE?
Definition
Kid (2-4m): NEURO, progressive paresis
Adult: LAMENESS, POLYARTHRITIS, HARD UDDER (FIBROSIS)-->AGLACTIA @ PARTURTION
Term
How is CAE dx?
Definition
ELISA;+ implies infection/- doesn't rule out, have to test >90d b/c maternal AB
definative: necropsy/biopsy
Term
What is the tx for CAE?
Definition
NONE-CULL
CULL +, seperate kids from birth and feed pasteurized milk
Term
What causes caseous lymphadenitis?
Definition
Cornyebacterium psuedotuberculosis
INTRACELLULAR (macrophages in abscesses)
GP pleomorphic rod, facultative anaerobe
Term
What are signs of CL?
Definition
LN ABSCESSES with thick whtie to green pus, "onion ring" layers of fibrous ttissue seperated by inspissated caseous exudate
Term
How is CL dx?
Definition
CULTUER from aspirate: small white/opaque colonies push across plate easily like a hockey puck
GRAM STAIN: small GP rods intra and extracellualrly
Term
How is CL controlled/prevented?
Definition
vx: treat a flock problem
ZOONOTIC, CULL OR ISOLATE
rear young separate form infection, strict biosecrity
Term
What is Chlamydiophila pecorum?
Definition
causes PINK EYE in SHEEP
Term
What is bighead?
Definition
Clostridium novyi type A; young RAMS entering through wounds from HEAD Butting
Term
What are signs of big head and how is it treated?
Definition
swelling/edema around head/neck
debride+Pen, vx to prevent
Term
What is contagious ecthyma?
Definition
ORF, SOREMOUTH
POXvirus, ZOONOTIC
Term
What is the source of orf?
Definition
persistantly infected sheep
Term
What are signs of contagious ecthyma?
Definition
CRUSTY LIPS/EARS of lambs and kids
crust/granulation tissue of TEATS/UDDER
Term
What does Cryptosporidium parvum cause?
Definition
zoonotic--people handling feces
Term
What do you block to dehorn goats?
Definition
CORNULA AND INFRATROCHLEAR N
Term
What is Dermatopilus congolensis?
Definition
Strawberry foot rot, rain scald
pustular infection of hair follicle roots
Term
How is Dermatophilus congolensis diagnosed?
Definition
PAINTBRUSH HAIR TUFTS, branching cocci in "railroad tracks"
Term
What does Erysipelothrix rhusiopathiae cause?
Definition
nonsuppurative POLYARTHRITIS IN LAMBS after taildocking/castration
Term
What causes foot rot in small ruminants?
Definition
DICHELOBACTER NODOSUS + FUSOBACTERIUM NECROPHORUM; interdigital space
Term
How do you treat foot rot in small ruminants?
Definition
hoof trim, 10% zinc sulfate foot baths, parental AB
Term
What is 'blue bag'?
Definition
gangrenous mastitis from STAPH AUREUS (necrotizing alpha toxin); udder is cold, blue, pitting edema, serous bloody d/c
Term
What is grass tetany?
Definition
MG DEF (used in CNS for enzymatic rxns)
seen in early spring on pastures fertilized with N/K (no Mg absorption)
Term
What is Haemonchus contortus?
Definition
BARBER POLE WORM FOUND IN ABOMASUM, causes anemia/hypoproteinemia/BOTTLEJAW (submandibular edema)
Term
What causes hemolytic anemia in sheep?
Definition
copper toxicity
Term
Where do small ruminants get Listeriosis?
Definition
from SILAGE, MICROABSCESS, FACIAL N PARALSYSIS, encpehalitis, unilateral limb signs, SPORODIC ABORTION
Term
How can you treat listeriosis in small ruminants?
Definition
HIGH DOSES Tetracycline, Pen
isolate, take off silage
ZOONOTIC
Term
What is Maedi Visna?
Definition
LENTIvirus causing progressive PNEUMONIA in sheep
Term
What is Muellerius capillarius?
Definition
LUNGWORM of small ruminants dx by Baerman
Term
What are signs of Mycoplasma in kids:
Definition
2-4 wks old
extremely lame, swollen joints, febrile, diarrhea, respiratory
Term
What are signs of Mycoplasma in adults?
Definition
mastitis, abortion, KCS
Term
Waht is the treatment for mycoplasma in small ruminants?
Definition
CULL
Term
What does Oesophagostamum do?
Definition
ABOMASAL NODULES
Term
What does Ostertagia do in small rumiants?
Definition
ABOMASUM WITH MOROCCAN LEATHER APPEARANCE
Term
Where are lesions found for PEM?
Definition
grey matter
Term
What causes pregnancy toxemia in small ruminants?
Definition
MULTIPLE FETI (no room for food)
NEGATIVE ENERGY BALANCE, FATTY LIVER, KETOACIDOSIS
also in FAT animals
Term
How do pregancy toxemias present?
Definition
off feed late in gestation, thin, neurologic disfunction, recumbancy, death
Term
What are signs of Psoroptic mange?
Definition
sheep scab
scaly, crusty, VERY ITCHY lesions on Wolley part; brought in from foreign country
Term
DDX of itchy sheep?
Definition
pseudorabies, scrapie
Term
What is the sheep ked?
Definition
6 legged wingless fly; adults feed on blood
Term
What are signs of sheep keds?
Definition
pruritus, stained wool, potentially anemia
Term
What is spider-lamb syndrome?
Definition
SUFFOLK SHEEP; severe chondrodysplasia (carpus valgus)
Term
What is the most common sign of tetanus in sheep?
Definition
TRISMUS sardonic grin
Term
What does Trichrus ovis cause?
Definition
little to no dz--CECUM/INTESTINE
Term
Clostridium perfringes type D enterotexima is aka:
Definition
overeating dz, pulpy kidney dz
Term
What is ulcerative dermattits?
Definition
POXvirus, resembles orf
Term
Waht is ulcerative posthitis?
Definition
pizzle rot--Corynebacterium renale
contains UREASE to trive in prepuce, coverts urea to ammonia damaging mucosal surfaces
Term
What are signs of pizzle rot?
Definition
swelling of prepuce, stranguria
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