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American Trypanosomiasis01:22

American Trypanosomiasis

Chagas disease, or American trypanosomiasis, is a vector-borne parasitic infection caused by Trypanosoma cruzi, a flagellated protozoan (kinetoplastid) of the family Trypanosomatidae. The disease is endemic in Latin America, although cases are increasingly reported worldwide due to human migration. Transmission most commonly occurs when feces of infected triatomine bugs contaminate bite wounds or mucosal surfaces; additional routes include congenital, transfusional, transplant-related, and oral...

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Trichuris muris Infection: A Model of Type 2 Immunity and Inflammation in the Gut
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Trixacarus caviae infestation in two guinea pigs

S E McDonald, M M Lavoipierre

    Laboratory Animal Science
    |February 1, 1980
    PubMed
    Summary

    Two pet guinea pigs experienced severe skin issues caused by Trixacarus caviae mites. Treatment with lime sulfur effectively resolved the intense itching, hair loss, and skin thickening, indicating a successful therapeutic outcome for sarcoptic mange in guinea pigs.

    Area of Science:

    • Veterinary Dermatology
    • Parasitology
    • Rodent Medicine

    Background:

    • Sarcoptic mange is a common parasitic skin disease in various animal species.
    • Guinea pigs can be susceptible to sarcoptic mange, presenting with significant dermatological signs.
    • Accurate identification of the causative mite is crucial for effective treatment.

    Observation:

    • Two pet guinea pigs presented with generalized skin lesions.
    • Clinical signs included intense pruritus (itching), widespread alopecia (hair loss), and hyperkeratosis (skin thickening).
    • Skin scrapings confirmed the presence of Sarcoptid mites, identified as Trixacarus caviae.

    Findings:

    • Trixacarus caviae infestation was diagnosed in the affected guinea pigs.
    • The mites were identified through microscopic examination of skin scrapings.

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  • Lime sulfur dip was administered as a treatment for the parasitic infestation.

    • Implications:

    • This case highlights Trixacarus caviae as a cause of severe dermatological disease in pet guinea pigs.
    • Successful treatment with lime sulfur suggests its efficacy in managing Trixacarus caviae infestations.
    • Veterinarians should consider Trixacarus caviae in the differential diagnosis for guinea pigs presenting with pruritic, alopecic, and hyperkeratotic skin lesions.