Flashcards in Pig Lameness Deck (19):
What are 3 most common lameness problems in neonates?
What are 5 most common lameness problems in suckling pigs?
What are 5 most common lameness problems in weaners?
Infectious arthritis (Glasser's, strep suis, staph hyicus, myocplasma hyicus)
What are 6 most common causes of lameness in Growers?
Fresh infectious arthritis (mycoplasma hyosynoviae)
Consequences of previous infectious arthritis
What are 7 most common causes of lameness in Finishers?
Consequences of earlier lameness
What are the 6 major causes of lameness in adult pigs? [30-35% of culling]
What is the most common foot lesion of neonates?
What environmental factor can increase occurence of lesions?
They have "cartilaginous slippers" at birth
bruising peaks @ 6-8 days, gone by 14
New flooring can increase foot lesions
What is the most common foot lesion in suckling pigs?
Erosions of the sole
(accompanies bruising as neonate)
What 2 bacteria cause joint ill in suckling pigs?
Streptococci suis type 1
E. coli (environmental)
How do pigs get joint ill?
Get strep suis (1) or e. coli into open wound early in life (ex- through navel, teeth clipping, tail docking, injury)
What is tenosynovitis?
Inflammation of the tendon sheath
Name 4 causes of infectious arthritis in weaners
Glasser's disease (h. parasuis), Strep. suis, Staph hyicus, Mycoplasma hyorhinis
Glasser's and S. suis associated w/ fever and mortality
What causes a fresh infection - of infectious arthritis in grower pigs?
Describe mycoplasma hyorhinis infection in grower pigs, including Dx and Tx.
Oronasal infection @ 10-12 weeks
pigs limp or shift weight
clear yellowish joint fluid
Dx- Confirm by bacterial isolation or serology
Tx - tiamulin, lincomycin, tetracyclines, NSAIDs
What is bursitis and in what age group of pigs does it begin to occur?
arises when pigs are housed on solid floors or slats - new bone growth b/c constant pressure, and creates swelling.
can cause reduction in carcass yield
What is OCD and what kind of pigs are at risk?
Incomplete ossification of growth plate cartilage.
Heavy, rapidly growing pigs at risk
What are 4 common foot lesions in adults?
Footrot / bush foot
Overgrowth or deformity of claws
Erosive foot lesions
How do you manage a lame sow?
ID cause of lameness
Determine if able to recover
Provide warmth and bedding, food, water w/in reach
Do not send to boar
Help stand up every now and again