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Flashcards in Bovine Cardio Deck (38)
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1
Q

What can cause a decrease in WBC?

A

normal = 4-12000

Mastitis, metritis, peritonitis, pneumonia, septicemia

2
Q

what can cause a neutrophilia?

A

chronic abscess

3
Q

What do you see on a slide with Anaplasma

A

intracellular basophilic bodies in the RBCs

4
Q

What passes Anaplasma

A

insets, arthropods, mechnical

5
Q

Greatest mortality with Anaplasma is seen with what age?

A

> 24 months

no signs 1-5 mo
not fatal w/ CS 5-10 mo

6
Q

1st sign of Anaplasma

A

anemia

7
Q

Incubation of Anaplasma lasts how long?

A

3-8 wks
no CS
ends with increase in temp when 1% cells infected

8
Q

when do you see CS with anaplasma

A

developmental stage

4-9 days

9
Q

main CS associated with anaplasma

A

105-106 fever

muscle tremors, decreased milk, anemia clear w/ 40-50% infection

10
Q

main difference btwn anaplasma and babesia

A

NO hemoglobinuria w. anaplasma

11
Q

how to test for anaplasma

A

complement fixation is 96% accurate
capillary is less so
card agglutination is least but quickest an best in field

12
Q

tx for anaplasma

A

leave alone and protect heard

no vx so put oxytetracycline in feed

13
Q

how long does carrier state with Babes last?

A

1 year, resistant to infection

14
Q

CS with Babesia

A

aborion, fever, jaundice, red/brown urine

15
Q

Most common sign of anthrax

A

sudden death

16
Q

T/F cattle show CS with Lyme disease

A

false

17
Q

sequela of BLV

A

adult lymphosarcoma, persistent lympocytosis, non-apparent infection,

18
Q

how long do you have to wait to see signs of BLV infection?

A

2 weeks, cattle are natural reservoir

19
Q

What is needed for transmission?

A

lymphocyte transfer - horizontal most common way

20
Q

T/F most cattle are asymptomatic carriers of BLV

A

True
30% are persistent
5% get enzootic lymphosarcoma

21
Q

Signs associated with enzootic lymphosarcoma

A

signs dependent on tumor location and interference w/fxn, multicentriac LN, heart, uterus, abomasum

22
Q

T/F you see hypercalcemia with BLV

A

not usually

23
Q

Gold standard to test for BLV

A

ELISA

24
Q

T/F need to screen all bulls for BLV

A

True

25
Q

T/F H2O intoxication causes intravascular hemolysis

A

true

26
Q

hypophosphatemia causes what (most common anemia)

A

post-partum hemoglobinuria - intravascular hemolysis

27
Q

what CS are seen with Cu deficiency

A

skin coat, microcytic, hypo chromic anemia, D

28
Q

what kind of murmur do you hear with a ventricular septal defect?

A

holosystolic murmur - see poor growth, lethargy

29
Q

what breed is predisposed to bovine leukocyte adhesion deficiency

A

hostein

30
Q

Brisket disease is caused by what

A

high altitude causing hypoxic vasoconstriction

31
Q

what side heart signs do you see with Brisket disease

A

right side

32
Q

What toxins associated with Cardiomyopathy?

A

Ionophores, cassia, phalaris, Vit E/Selenium, Cu, sulfur deficiency, lymphosarcoma

33
Q

pericarditis is caused by what

A

penetrating FB in reticulum

34
Q

what heart sounds do you hear with pericarditis

A

splashing, muffled, gallop rhythm

35
Q

A fib is associated with what

A

GI disease
hypocalcemia
chronic udder edema
pulse deficit

36
Q

Omphalitis is what?

A

infection of umbilicus after birth - septicemic infection

37
Q

what is in the umbilicus?

A

urachus, umbilical vein, 2 umbilical arteries

38
Q

how do you prevent omphalitis?

A

dipping navel