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Bilateral Medial Medullary Infarct with Unique Radiological Presentation

Güngör Çakmakci1, Mustafa Çetiner1, Niyazi Uysal1

  • 1Department of Neurology, Kütahya Health Sciences University.

Acta Neurologica Taiwanica
|October 17, 2023
PubMed

Insights

Bilateral medial medullary infarction, a rare stroke subtype, presented with a unique heart-shaped MRI finding. This case highlights the association with vertebrobasilar dolichoectasia, offering new insights into stroke presentation.

Area of Science:

  • Neurology
  • Radiology

Background:

  • Bilateral medial medullary infarction is a rare stroke subtype.
  • Vertebrobasilar dolichoectasia involves arterial dilatation and can cause posterior circulation infarction.

Observation:

  • A 55-year-old female presented with speech disorder, decreased consciousness, and dyspnea.
  • Initial diffusion-weighted imaging was normal; follow-up imaging revealed bilateral medial medullary infarction.
  • Magnetic resonance angiography identified vertebrobasilar dolichoectasia.

Findings:

  • The patient exhibited a rare case of bilateral medial medullary infarction.
  • The infarction displayed a characteristic heart-shaped appearance on MRI.
  • Concurrent vertebrobasilar dolichoectasia was noted, a rare co-occurrence.

Implications:

  • This case underscores the importance of recognizing the unique radiological signs of medial medullary infarction.
  • The association with vertebrobasilar dolichoectasia broadens understanding of stroke etiology and presentation.
  • Further research may elucidate the relationship between these conditions and improve diagnostic strategies.

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