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Abomasal Disorders - Coggle Diagram

- - - - i.e. lymphosarcoma
  - - - required if not responsible to medical management
  - - - primary nutritional cases
    - - vagal indigestion
      - neoplasia
      - chronic recurrent impactions
- - - - LDA/RDA
      - torsion
      - impaction
  - - - more likely in young calves than bleeding ulcers
      - peritonitis
        
        fever
        
        abdominal pain R cranioventral abdo
        
        generalized or localized
    - - little hemorrhage
      - marked hemorrhage
        
        can be slow or fast bleeding
        
        melena for days
        
        peracute exsanguination
        
        hemorrhagic shock
        
        melena
        
        anemia
        
        blood clots in feces
        
        anorexia
        
        ketosis
        
        agalactia
        
        rumen stasis
        
        abdo pain
  - - - collect prior to rectal palpation
      - 70% of cows with ulcers are positive even if melena is absent
    - - can fast a cow for a long time and never empty the rumen
  - - - NSAIDs
      - oral gastric acid suppressors
        
        none approved
        
        poor oral bioavailablity in ruminants
    - - high quality forage pls
      - reduce concentrated for 1-2w
    - - reduce stress
    - - Ceftiofur
      - penicillin
      - ampicillin
      - oxytetracycline
  - - - avoid abrupt changes
      - ensure adequate fiber
    - - stress
      - overcrowding
      - competition for feed