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Aneurysm III: Interprofessional Care

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Related Experiment Video

Updated: Jun 29, 2026

Surgical Approach and Complications of Stand-alone Lateral Trans-Psoas Interbody Fusion
05:30

Surgical Approach and Complications of Stand-alone Lateral Trans-Psoas Interbody Fusion

Published on: February 14, 2025

An uncommon complication after a common procedure.

Ravi S Math1, Sandeep Singh, Vinay Bahl

  • 1All India Institute of Medical Sciences, Department of Cardiology, Ansari Nagar, New Delhi, Delhi, India. ravismath@rediffmail.com

The Journal of Invasive Cardiology
|October 3, 2008
PubMed
Summary
This summary is machine-generated.

A patient experienced cortical blindness after coronary angiography due to contrast agent toxicity affecting the occipital lobes. Vision partially recovered, highlighting a potential risk of contrast media in neurovascular procedures.

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Last Updated: Jun 29, 2026

Surgical Approach and Complications of Stand-alone Lateral Trans-Psoas Interbody Fusion
05:30

Surgical Approach and Complications of Stand-alone Lateral Trans-Psoas Interbody Fusion

Published on: February 14, 2025

Area of Science:

  • Neuro-ophthalmology
  • Neuroradiology
  • Cardiovascular Imaging

Background:

  • Coronary angiography is a common procedure for diagnosing heart conditions.
  • Contrast agents are essential for visualizing blood vessels but can have potential side effects.
  • Understanding the neurological complications of contrast media is crucial for patient safety.

Observation:

  • A 50-year-old female presented with sudden onset cortical blindness 5 hours post-coronary angiography.
  • Brain imaging revealed bilateral occipital and watershed infarcts, with initial suspicion of subarachnoid hemorrhage.
  • Subarachnoid hemorrhage was ruled out on subsequent MRI, focusing on infarcts as the primary finding.

Findings:

  • The patient exhibited bilateral occipital lobe infarcts, consistent with a watershed pattern in the middle cerebral/posterior cerebral artery territories.
  • Contrast agent toxicity was hypothesized as the cause, targeting the selectively vulnerable occipital lobes.
  • The patient demonstrated partial recovery of vision, indicating potential for neurological improvement.

Implications:

  • This case highlights the potential neurotoxicity of iodinated contrast agents, particularly affecting the occipital lobes.
  • It underscores the importance of considering contrast-induced encephalopathy in patients with neurological deficits post-angiography.
  • Further research into the mechanisms and prevention of contrast-related neurological injury is warranted.