Notoedres
Revision as of 22:15, 5 April 2010 by Bara (talk | contribs) (Created page with '*Known as feline scabies *Also common ectoparasite of tropical bats *Parasite of cats, rats, man and rabbits '''Recognition''' *Similar to ''Sarcoptes'' *Less distinct angle…')
- Known as feline scabies
- Also common ectoparasite of tropical bats
- Parasite of cats, rats, man and rabbits
Recognition
- Similar to Sarcoptes
- Less distinct angles on body surface
- Females have suckers on legs 1 and 2
- Females are about 225μm in length and males 150μm
- Anal opening is distinctly dorsal (not posterior)
Pathogenesis
- Infection begins on the ear tips and spreads over the body
- Notoedres cati in notoedric skin infestation
- Causes dermatitis
- Burrowing of females damages keratinocytes leading to cytokine release
- Hypersensitivity reaction may occur
Diagnosis
- Superficial skin scraping
- A single nest in a scraping may yield many mites