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Intraventricular cryptococcal granulomas--case report.

N Aoki

    Neurologia Medico-Chirurgica
    |March 1, 1989
    PubMed
    Summary
    This summary is machine-generated.

    Diagnosing chronic meningoencephalitis can be challenging, as initial tests may be negative. This case highlights the importance of considering Cryptococcus neoformans in recurrent cases, even after initial negative cerebrospinal fluid cultures.

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    Area of Science:

    • Neuroscience
    • Infectious Diseases
    • Radiology

    Background:

    • Chronic meningoencephalitis presents diagnostic challenges.
    • Cerebrospinal fluid (CSF) cultures can yield false negatives.
    • Computed tomography (CT) is crucial for visualizing intracranial pathology.

    Observation:

    • A 54-year-old female with chronic meningoencephalitis presented with hydrocephalus and ventricular mass lesions on CT.
    • Initial CSF culture was negative.
    • Meningoencephalitis recurred two years later, with Cryptococcus neoformans identified in CSF.

    Findings:

    • Intracranial cryptococcal granulomas can mimic other pathologies.
    • Delayed diagnosis of fungal infections is possible despite initial negative CSF.

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  • CT features of hydrocephalus and mass lesions are key indicators.

    • Implications:

    • This case underscores the diagnostic difficulties in meningoencephalitis.
    • Recurrent infections necessitate re-evaluation and advanced diagnostics.
    • Understanding CT characteristics aids in early detection of cryptococcal granulomas.