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Rapid diagnostic methods for aspergillosis.

M Gunasekaran, T Sambandam

    Zentralblatt Fur Bakteriologie, Mikrobiologie, Und Hygiene. Series A, Medical Microbiology, Infectious Diseases, Virology, Parasitology
    |July 1, 1986
    PubMed
    Summary

    Diagnosing systemic fungal infections like aspergillosis in immunocompromised patients is challenging. New diagnostic methods, including radioimmunoassay (RIA) and enzyme-linked immunosorbent assay (ELISA), show promise for faster and more accurate detection.

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    Area of Science:

    • Medical Mycology
    • Clinical Diagnostics
    • Immunocompromised Host Research

    Background:

    • Conventional laboratory methods for diagnosing systemic mycoses, particularly aspergillosis, are often inadequate in immunocompromised patients, including those with AIDS.
    • Aspergillosis can manifest beyond pulmonary, sinus, or nasal sites, contributing to its high mortality rate.
    • There is a critical need for rapid and reliable diagnostic tools for invasive aspergillosis.

    Purpose of the Study:

    • To review and discuss advanced diagnostic techniques for aspergillosis.
    • To evaluate the utility of various immunoassays and chromatographic methods in clinical settings.
    • To highlight the advantages and limitations of specific diagnostic approaches.

    Main Methods:

    • Review of refined diagnostic techniques including solid-phase radioimmunoassay (SPIRA), crossed-immunoelectrophoresis (CIE), and enzyme-linked immunosorbent assay (ELISA).
    • Consideration of radioallergosorbent test (RAST), radioimmunoprecipitation assay (RIPA), and gas-liquid chromatography (GLC).
    • Brief discussion on the pros and cons of radioimmunoassay (RIA), ELISA, and GLC.

    Main Results:

    • Several advanced techniques are being employed or considered for diagnosing aspergillosis.
    • Specific methods like RIA, ELISA, and GLC have demonstrated potential but require further evaluation.
    • The limitations of conventional methods necessitate the adoption of more sophisticated diagnostic strategies.

    Conclusions:

    • Advanced diagnostic methods offer improved potential for the antemortem detection of systemic mycoses.
    • Radioimmunoassay (RIA), ELISA, and GLC are among the promising techniques for aspergillosis diagnosis.
    • Further research and clinical validation are essential to optimize the use of these methods for patient care.

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