Journal of Medical Cases, ISSN 1923-4155 print, 1923-4163 online, Open Access
Article copyright, the authors; Journal compilation copyright, J Med Cases and Elmer Press Inc
Journal website http://www.journalmc.org

Case Report

Volume 7, Number 9, September 2016, pages 379-383

A Case of Transient Loss of Vision Following Coronary Angiography: Etiology, Investigation and Management

Figures

Figure 1.
Figure 1. Cranial magnetic resonance imaging showing bilateral occipital lobe infarcts.
Figure 2.
Figure 2. Humphrey 24/2 visual field testing revealed the presence of small para-central visual field defects bilaterally.

Table

Table 1. Commonest Causes of Cortical Blindness Following Coronary Angiography
 
Cerebrovascular disease secondary to embolism (thrombus or atheroma), in situ thrombosis or intracerebral hemorrhage.
Catheter-related vasospasm of cerebral vessels.
Intimal tears causing dissection of the aortic arch and its branches.
Contrast-induced cortical blindness.
Hypotension, which may be contrast-induced.
Hypoventilation.
Migraine.
In addition, cortical blindness has been observed in patients following head trauma and in those with uremia, meningitis and hysteria.