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Related Experiment Videos

Delayed development of extradural haematomas

H Fankhauser, M Kiener

    Acta Neurochirurgica
    |January 1, 1982
    PubMed
    Summary
    This summary is machine-generated.

    Delayed extradural hematomas can occur hours after trauma, challenging the belief that these injuries rapidly reach maximum size. Serial computed tomography (CT) scans revealed delayed hematoma development in two patients, one fatal.

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    Area of Science:

    • Neurosurgery
    • Radiology
    • Trauma Medicine

    Background:

    • Extradural hematomas are typically associated with rapid expansion after traumatic brain injury.
    • The conventional understanding suggests extradural hematomas reach their maximum size within minutes post-trauma.

    Observation:

    • Two distinct cases of delayed extradural hematoma onset are presented.
    • Initial computed tomography (CT) scans, taken hours after the inciting accident, did not reveal the hematomas.
    • Subsequent serial CT scans demonstrated the development of extradural hematomas at later time points.

    Findings:

    • The first patient developed a fatal posterior fossa extradural hematoma that was absent on initial CT four hours post-trauma.
    • The second patient developed a right parietal extradural hematoma not visible on CT two and a half hours post-trauma.

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  • These findings contradict the hypothesis of rapid extradural hematoma expansion.

    • Implications:

    • The study suggests that extradural hematomas may have a delayed onset and slower progression than previously assumed.
    • Clinical monitoring and serial imaging may be crucial for diagnosing delayed extradural hematomas.
    • This challenges existing diagnostic timelines and treatment protocols for traumatic brain injuries.