Disease Process in Animals

foot rot in cattle

b.stev

THIS is due to SUSCEPTIBILTY from:

Trauma from the environment

Excessive moisture to the skin

Irritants (sprays/ foilage/ clothing)

Bites (insect/ predator)

The dimensions of the animal

Exposure of the feet to contaminants

MICROBES MICROBES grow grow infectioninfection

(Hirsh .D. C, MacLachlan .N. J & Walker .R.L, 2004)

what is FOOT ROT ?

ACUTEACUTE inflammation: inflammation:

skin & tissue > inter-digital skin & tissue > inter-digital

cleftcleft

LESION often accompanies thisLESION often accompanies this

CATTLE in muddy areas are CATTLE in muddy areas are

especially prone: dairy/ beefespecially prone: dairy/ beef

usually: 1 - 2 cattle at a time: though,OUT-BREAKS to certain situations

occur due to conditions& work of the

animal/s

Infection is from microbes: Fusobacterium necrophorum

Bacteroides melaninogenicus

CAUSES:CAUSES: muddy/ poorly drained pens OR pastures

(University of Florida, 2008)

WHAT HAPPENS?

WET ground, faeces, mud softens the

skin - microbes then enter through smallsmall

abrasions

ie: a stone bruise/ thorn/ wood/ frozen

faeces

occurs : HIND feet most often

PROMPT diagnosis saves time/ money

& the loss of productionproduction from the

animalSIGNS: raises the foot - reluctance to move

loss of appetite, weight/ impaired

gait

(University of Florida, 2008)

animal/s are cleaned for inspection –

the VET needs to ensure it is foot

rotLARGE HERDS:feed additive, a control control measure ALSO: - chlortetracycline - oxytetracycline ANTIMICROBIAL THERAPY ie: antibiotic given 3 - 5 days

TREATMENT:Vetinerary Inspection is required

(Cattle Today Inc, 2008)

WITH severe footfoot rotrot::

removal of a CLAW may by necessary

RECOVERY: animal has a single claw

NEGLECT to the animal would cause a

significant cost in treatment & loss of

economic production from the animal

the trimming of claws

footbathfootbath with:

PREVENTION:

ground isis maintained:

(Cattle Today Inc, 2008)

mudholes filled pools drained areas fenced drains set in

copper sulphate zinc sulphate

Bibliography

University of Florida. (2008). Foot rot in cattle. Retrieved September 28, 2008 from http//:www.edis.ifas.ufl.edu/VM068 - 13k -

Cattle Today, Inc. (2008). Cattle diseases –footrot. Retrieved September 28, 2008, from http://cattletoday.info/footrot.htm

Hirsh .D. C, MacLachlan .N. J & Walker .R.L. (2004). Veterinary microbiology- google book result. Retrieved September 27, 2008, from books.google. co.nz/books?isbn=0813803799…