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Related Experiment Videos

[MRI imaging in cortical laminar necrosis].

A el Quessar1, J C Meunier, C Delmaire

  • 1Service de Neuroradiologie, Hôpital R Salengro, CHRU de Lille.

Journal De Radiologie
|October 26, 2000
PubMed
Summary

Magnetic resonance imaging (MRI) can detect cortical laminar necrosis, a brain injury. This technique also helps distinguish this condition from cerebral hemorrhage, aiding in diagnosis.

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Diagnostic and interventional imaging·2019

Area of Science:

  • Neurology
  • Radiology
  • Neuroimaging

Context:

  • Cortical laminar necrosis (CLN) is a pattern of brain injury affecting the cerebral cortex.
  • Understanding the evolution of CLN on MR imaging is crucial for diagnosis and management.
  • Previous studies have described various imaging features, but a longitudinal follow-up is often needed.

Purpose:

  • To characterize the serial magnetic resonance (MR) imaging findings in patients with confirmed cortical laminar necrosis.
  • To evaluate the temporal changes in MR signal characteristics of CLN lesions.
  • To assess the utility of MR imaging in differentiating CLN from cerebral hemorrhage.

Summary:

  • Six patients (4 men, 2 women; age 54-84 years) with CLN underwent serial MR imaging.

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  • Causes included ischemic stroke (4), cardiac arrest (1), and meningoencephalitis (1).
  • MR imaging revealed persistent T1- and T2-weighted hyperintense cortical lesions, indicative of CLN, without evidence of hemorrhage on CT or MRI.

    • Impact:

    • MR imaging is effective in detecting cortical laminar necrosis.
    • The characteristic hyperintensity on T1W and T2W images persists over months.
    • MRI can reliably differentiate CLN from cerebral hemorrhage, improving diagnostic accuracy.