Pigs, cows, sheep, goats, horses, birds and more are infected. Regardless of age but occurs mainly occurs in many grower of 3-6 months of age, particularly in hot and humid summer high occurs and it is difficult to eradicate. Acute sepsis, diamond-like skin spots, arthritis, endocarditis and pregnant sows abortion features
1. Agent
   Erysipelothrix rhusiopathiae
  Physically, chemically resistant non-spore bacteria.
2. Ep[idemiology
     Sporadically world-wide prevalence.
3. Clinical Signs
  1) Acute Type
   - Septicemic: sudden mortality without any symptoms, 40~42 ℃ high temperature, loss of appetite and activity, dyspnea, certain spots on the body surface in the form of non-formation, more than 90% mortality.
- Urticaria: fever, anorexia, diamond-shaped papule occurs on the body surface (when the skin and the boundaries clear, hard and touching, elapsed eliminated), mortality is low.


  2) Chronic Type
   - Arthritis: one occurs in the joints of the body, especially high incidence in the elbow joint and the knee joint , limping or walk stiffly with joint swelling.
- Endocarditis: dyspnea, cough seems, most developmental defects discovered by autopsy after death.


  3) Autopsy Findings : Splenomegaly, bleeding and enlargement of lymph node , petechiae on the heart surface , kidney, bladder, epiglottis, trachea. chronic forms shows swelling of the joints and inflammation, granuloma formation visible on the heart valve.
 
4. Prevention and Treatment
  1) Prevention
   Disinfection around the nursery, such as the disinfection of vehicles and external organizations, such as gate control like general hygiene.
2) Vaccination
   SE, SE+HC, EㆍE.
  3) Treatment
   Penicillin antibiotic treatment is effective and should be treated until healed twice a day for 2-3 days.
If you do not completely cure chronic forms as well as pigs alone be implemented, once sick pigs can become a cause occurring subsequent colonization as reservior.
 

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