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MITES (Mange (other (Knemidocoptes (K. pilae (birds)), Trixacarus (T.…

- - - - sheep scab :no_entry:
        
        production loss
        
        pruritis = welfare concern
    - - rabbit ear canker
        
        block ear canal
        
        spreads to body
        
        pruritis
        
        hair loss
        
        debilitation
    - - ear mites
        
        hypersensitivity to allergens
        
        dam >> young
        
        bell shaped suckers on short pedicel
        
        range of severity (commensal)
  - - - except D. gatoi in cats
      - dam >> young
    - - immunocompromised
      - secondary infection
      - hide damage
  - - - hypersensitivity
        
        pruritis
        
        scaling
        
        crusting
        
        hair loss
        
        exudative dermatitis
    - - goats
        
        lower limb scabs
        
        severe exudative dermatitis
        
        severe pruritis
        
        hair matting
      - sheep
        
        woolless areas
        
        scrotum
        
        breeding soundness
        
        poll
        
        erythamatous lesions >> exudative haemarrhagic fissured lesions
      - horses
        
        pasterns 'greasy heel'
      - cattle
        
        tail head
  - - - host specific variants
        
        pigs
        
        papular eruptions
        
        erythema
        
        weight loss
        
        dogs/foxes
        
        pruritis
        
        sheep
        
        wool free areas
      - burrowing
      - highly contagious
        
        close contact
        
        intro of new animals
      - hypersensitivity
        
        intense pruritis
        
        scaling
        
        crusting
        
        hair loss
        
        ear lesions > body
  - - - K. pilae
        
        birds
    - - T. caviae
        
        'guinea pig mite'
    - - 'rodent fur mite'
    - - N. cati
    - - P. ovis
        
        not in UK
        
        devalues fine wool in Aus
- - - - highly contagious
      - transmission of myxamatosis
- - - - cracks/crevices
        
        long survival
      - night blood meal (adults, nymphs)
        
        anaemia
        
        production loss
        
        death
        
        pruritis
      - rapid pop. growth
      - transmission of borreliosis and spirochaetosis