Difference between revisions of "Knemidocoptes"

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(Created page with 'thumb|right|150px|''Knemidocoptes'' Mite under Light microscope (Courtesy of C. Antonczyk) [[Image:Clinical Case 2 01.jpg|thumb|right|150px|Chick…')
 
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**Scaliness at the base of the beak is the first sign which then spreads
 
**Scaliness at the base of the beak is the first sign which then spreads
 
**Little pruritus
 
**Little pruritus
[[Category:Parasites]][[Category:Mites]][[Category:Poultry]]
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[[Category:Mites]][[Category:Poultry]]

Revision as of 22:43, 1 April 2010

Knemidocoptes Mite under Light microscope (Courtesy of C. Antonczyk)
Chicken with Scaly Leg (Courtesy of C. Antonczyk)
  • Only genus of burrowing mites which occurs on avian species
  • Life cycle similar to Sarcoptes spp.
  • Diagnosis based on
    • Clinical signs
    • Discovery of mites
  • Repeat treatments with acaricides needed
    • Few products licensed for use in poultry


Recognition

  • Small, round mite
  • Short legs
  • U-shaped chitinous bar behind head
  • Terminal anus
  • K. mutans
    • Scaly leg in poultry
    • Mites burrow beneath leg scales causing them to loosen and rise
    • Ragged appearance to legs and feet
    • Distorted claws and feet
    • Infected birds are usually lame
  • K. gallinae
    • Depluming itch in poultry
    • Burrow into feather shafts
    • Intense pain and pruritus
    • Birds pull out body feathers
  • K. pilae
    • Scaly face and beak in psittacines
    • Mites attack bare or lightly feathered areas of the face, beak, cere and body
    • Scaliness at the base of the beak is the first sign which then spreads
    • Little pruritus