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Larva currens and systemic disease.

M Amer, M Attia, A S Ramadan

    International Journal of Dermatology
    |July 1, 1984
    PubMed
    Summary
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    Strongyloides stercoralis infection presents varied symptoms, from asymptomatic cases to systemic and skin issues. Larva currens, a specific skin sign, indicates systemic disease, even when isolated.

    Area of Science:

    • Medical Parasitology
    • Dermatology
    • Infectious Diseases

    Background:

    • Strongyloides stercoralis is a nematode parasite causing a range of clinical manifestations.
    • Understanding the spectrum of symptoms is crucial for timely diagnosis and treatment.

    Observation:

    • A study observed 26 patients infected with Strongyloides stercoralis.
    • 10 patients (38.5%) were asymptomatic.
    • 9 patients (34.6%) had systemic symptoms only, and 7 (26.9%) had both systemic and cutaneous signs.

    Findings:

    • Skin lesions, termed larva currens, presented as linear urticarial bands.
    • These bands appeared rapidly, extended significantly, and exhibited waxing and waning.
    • All patients exhibited eosinophilia in blood examinations.

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    Implications:

    • Larva currens, even in the absence of other symptoms, is a significant cutaneous marker of systemic Strongyloides stercoralis infection.
    • Recognizing larva currens aids in diagnosing disseminated disease.
    • Highlights the importance of dermatological examination in parasitic infections.