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Related Experiment Videos

Hypoglycorrhachia in pediatric patients

T S Silver, J K Todd

    Pediatrics
    |July 1, 1976
    PubMed
    Summary
    This summary is machine-generated.

    Hypoglycorrhachia, or low cerebrospinal fluid glucose, is common in pediatric meningitis. Bacterial meningitis shows the lowest glucose levels, while hypoglycemia presents higher ratios.

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    Area of Science:

    • Neurology
    • Pediatrics
    • Infectious Diseases

    Background:

    • Hypoglycorrhachia, defined as low cerebrospinal fluid (CSF) glucose, lacks a precise numerical threshold due to dynamic blood-CSF glucose equilibrium.
    • Understanding the causes and diagnostic implications of hypoglycorrhachia is crucial in pediatric neurology.

    Purpose of the Study:

    • To investigate the causes and characteristics of hypoglycorrhachia in a pediatric cohort.
    • To analyze the CSF/blood glucose ratios in various conditions associated with low CSF glucose.

    Main Methods:

    • Retrospective study of 181 pediatric patients with CSF glucose < 50 mg/100 ml or CSF/blood glucose ratio < 0.50.
    • Analysis of patient diagnoses including bacterial meningitis, aseptic meningitis, meningeal carcinomatosis, subarachnoid hemorrhage, and hypoglycemia.

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    Main Results:

    • Hypoglycorrhachia was observed in bacterial meningitis, aseptic meningitis, meningeal carcinomatosis, subarachnoid hemorrhage, and hypoglycemia.
    • Bacterial meningitis predominantly showed markedly diminished CSF glucose values.
    • Higher CSF/blood glucose ratios were noted in hypoglycemia and in neonates with low-normal blood glucose levels.
    • Aseptic meningitis was the third most frequent cause of pediatric hypoglycorrhachia, following bacterial meningitis and hypoglycemia.

    Conclusions:

    • CSF glucose levels and CSF/blood glucose ratios vary significantly across different pediatric conditions causing hypoglycorrhachia.
    • Positive CSF viral cultures can aid in early antibiotic cessation for specific meningitis cases with hypoglycorrhachia.
    • Distinguishing between bacterial and viral meningitis is critical for appropriate management, especially when CSF glucose is low.