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Mange Mites

Mange Mites

Mange mites are very small arachnids. The mites burrow under the skin and reproduce. The animal's bedding becomes infested thereby ensuring future generations of mites.
The reproduction cycle is approximately 21 days. Mites can survive in the environment for three weeks.

Symptoms:

  • Severe itching

  • Hair loss throughout the body, particularly ears, around the eyes, legs and groin

  • Lesions on ear margins vary in degree from mild hair loss to crusty lesions

  • Swelling, particularly of the eyelids which impairs the animal's eyesight and reduces hunting abilities for predator species, leading to starvation.

  • Inflammation

  • Scales and thickening of the skin

  • Secondary infection

  • The animal usually has a foul odor.

Diagnostic Tests Tests:

-Take a skin scraping. Place it on a slide and apply a drop of mineral oil. Place a cover slip over the sample and view under a microscope.
The mites can be viewed under low power. (4X)

-Fecal floatation may also reveal eggs and mites.

Once you have seen mange, it is easy to recognize again.

Possible treatments:

  • Ivermectin (Consult with a veterinarian or wildlife rehabilitator for dosage and instruction.)

  • Selamectrin (Revolution) (Consult with a veterinarian or wildlife rehabilitator for dosage and instruction.)

  • Scabicidial dips -  Although dips can be effective if used properly, they are highly stressful to wild animals. In addition, if there are open sores the dips can be irritating.   The risks outweigh the advantages when Ivermectin and Revolution are very effective, and can provide additional therapeutic effects by removing
    endoparasites and ectoparasites. Plus they are way less stressful!

  • Clean the environment. The bedding needs to be changed frequently while the animal is in your care.

  • Systemic antibiotics may be needed for secondary infection caused by scratching.

  • For relief of itching, prednisone or topical steroid spray.

  • For severe cases, consider an analgesic anti-inflammatory agent for comfort.

Special Considerations:

House animals separately since they are highly infectious.
It takes 4-6 weeks for the condition to be resolved.
Mange mites can be transmitted to humans. The rash is intensively itchy. The mites cannot reproduce on humans which makes this a self-limiting problem.

Prevention:

Wear gloves when handling animals with mange.
Throw out or wash bedding that may come in contact with the animal.

Visit The Squirrel Board for more interactive information.