Cheyletiellosis is a mild dermatitis caused by the Cheyletiella species of mites. It is also known as walking dandruff. Cheyletiella are large mites that live on the skin surface of dogs, cats, rabbits, and humans. They do not burrow into the skin but live in the keratin level. Their entire 21 day life cycle is on one host. They cannot survive off the host for more than 10 days. Dermatitis is a term literally meaning inflammation of the skin. It is usually used to refer to eczema, which is also known as Dermatitis eczema. ... Families Tetranychidae - Spider mites Eriophyidae - Gall mites Sarcoptidae - Sarcoptic Mange mites The mites and ticks, order Acarina or Acari, belong to the Arachnida and are among the most diverse and successful of all the invertebrate groups, although some way behind the insects. ... Trinomial name Canis lupus familiaris (Linnaeus, 1758) This article is about the domestic dog. ... It has been suggested that Cat breed be merged into this article or section. ... Genera Pentalagus Bunolagus Nesolagus Romerolagus Brachylagus Sylvilagus Oryctolagus Poelagus Rabbits are small mammals in the family Leporidae, found in many parts of the world. ... Microscopy of keratin filaments inside cells. ... A life cycle includes the major sexual stages of a species, especially in regard to its ploidy. ...

Cheyletiellosis is highly contagious. Transmission is by direct contact with an affected animal. Symptoms in animals very from no signs to intense itching, scales on the skin, and hair loss. Symptoms in humans include multiple red, itchy bumps on the arms, trunk, and buttocks. Because humans are an irregular host for the mite, the symptoms usually go away in about three weeks.

Diagnosis is by finding the mites or eggs microscopically in a skin scraping or a combing. The most common treatment in animals is weekly use of some form of topical pesticide appropriate for the affected animal, often an anti-flea product. Fipronil works well. In unresponsive cases, ivermectin is used. A cropduster spreading pesticide. ... Families Tungidae - Sticktight and Chigoe fleas (Chiggers) Pulicidae - Common fleas Coptopsyllidae Vermipsyllidae - Carnivore fleas Rhopalopsyllidae - Marsupial fleas Hypsophthalmidae Stephanocircidae Pygiopsyllidae Hystrichopsyllidae - Rat and mouse fleas Leptopsyllidae - Bird and rabbit fleas Ischnopsyllidae - Bat fleas Ceratophyllidae Amphipsyllidae Malacopsyllidae Dolichopsyllidae - Rodent fleas Ctenopsyllidae Flea is the common name for any of the small... Fipronil is the active ingredient in Frontline, a topical flea control commonly used on dogs and cats. ... Ivermectin sold under brand names Stromectol® in the US and Mectizan® in Canada. ...

Cheyletiella species

• Cheyletiella yasguri - infests dogs
• Cheyletiella blakei - infests cats
• Cheyletiella parasitivorax - infests rabbits

Each of these species can affect humans.

References

• Griffin, Craig E.; Miller, William H.; Scott, Danny W. (2001). Small Animal Dermatology, 6th ed., W.B. Saunders Company. ISBN 0-7216-7618-9.