Related Experiment Video

Updated: Jul 14, 2026

Brain Infarct Segmentation and Registration on MRI or CT for Lesion-symptom Mapping
10:25

Brain Infarct Segmentation and Registration on MRI or CT for Lesion-symptom Mapping

Published on: September 25, 2019

Migrainous infarction with appearance of laminar necrosis on MRI

Ye Liang1, Thomas F Scott

  • 1Department of Neurology, Allegheny General Hospital, Drexel University College of Medicine, Pittsburgh, PA 15212, United States.

Clinical Neurology and Neurosurgery
|June 1, 2007
PubMed

Insights

Migrainous infarction pathophysiology is unclear. This case highlights specific MRI findings, including laminar necrosis in the right temporal, parietal, and occipital lobes, aiding diagnosis and understanding of this rare stroke type.

Area of Science:

  • Neurology
  • Neuroimaging
  • Pathophysiology

Background:

  • Migrainous infarction is a rare complication of migraine with aura.
  • Established diagnostic criteria exist, but the underlying pathophysiology remains poorly understood.
  • Understanding MRI characteristics is crucial for diagnosis and prognosis.

Observation:

  • A case of migrainous infarction involving the right temporal, parietal, and occipital lobes is presented.
  • The infarction demonstrated apparent laminar necrosis, described as a "cortical ribbon" pattern.
  • This specific imaging finding provides insight into the stroke's localized effects.

Findings:

  • MRI revealed characteristic changes consistent with migrainous infarction.
  • The observed laminar necrosis suggests a specific pattern of ischemic injury.
  • Detailed imaging analysis contributes to defining the spectrum of migrainous infarction presentations.

Implications:

  • Improved understanding of migrainous infarction pathophysiology.
  • Enhanced diagnostic accuracy for this specific type of stroke.
  • Potential for better prognostic assessment based on MRI findings.

More Related Videos

Assessing Cortical Cerebral Microinfarcts on High Resolution MR Images08:39

Assessing Cortical Cerebral Microinfarcts on High Resolution MR Images

Published on: November 20, 2015

Focal Cerebral Ischemia Model by Endovascular Suture Occlusion of the Middle Cerebral Artery in the Rat13:50

Focal Cerebral Ischemia Model by Endovascular Suture Occlusion of the Middle Cerebral Artery in the Rat

Published on: February 5, 2011

Related Concept Videos

Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by a temporary, focal reduction in cerebral blood flow. Although symptoms resemble those of an ischemic stroke, the interruption in perfusion is short-lived and does not cause permanent infarction. TIAs are clinically important because they often serve as early warning events for future stroke.Mechanisms of Transient Cerebral IschemiaTransient cerebral ischemia may arise through several mechanisms. One...
Ischemic Stroke ll: Pathophysiology01:15

Ischemic Stroke ll: Pathophysiology

An ischemic stroke occurs when a cerebral blood vessel becomes obstructed, most often by a thrombus or embolus, interrupting the delivery of oxygen and glucose to brain tissue. Because neurons rely on continuous aerobic metabolism, energy failure begins within minutes of reduced perfusion. The region receiving the least blood flow becomes the infarct core, an area of irreversible cellular death. Surrounding this core lies the penumbra, a zone of hypoperfused but still viable tissue that is...
Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...