Ocular fundus photography of patients with focal neurologic deficits in an emergency department.

Abstract:

OBJECTIVES:We evaluated the frequency and predictive value of ocular fundus abnormalities among patients who presented to the emergency department (ED) with focal neurologic deficits to determine the utility of these findings in the evaluation of patients with suspected TIA and stroke. METHODS:In this cross-sectional pilot study, ocular fundus photographs were obtained using a nonmydriatic fundus camera. Demographic, neuroimaging, and ABCD(2) score components were collected. Photographs were reviewed for retinal microvascular abnormalities. The results were analyzed using univariate statistics and logistic regression modeling. RESULTS:Two hundred fifty-seven patients presented to the ED with focal neurologic deficits, of whom 81 patients (32%) had cerebrovascular disease (CVD) and 144 (56%; 95% confidence interval: 50%-62%) had retinal microvascular abnormalities. Focal and general arteriolar narrowing increased the odds of clinically diagnosed CVD by 5.5 and 2.6 times, respectively, after controlling for the ABCD(2) score and diffusion-weighted imaging. These fundus findings also significantly differentiated TIA from non-CVD, even after controlling for the ABCD(2) score. CONCLUSIONS:Focal and general arteriolar narrowing were independent predictors of CVD overall, and TIA alone, even after controlling for the ABCD(2) score and diffusion-weighted imaging lesions. The inclusion of nonmydriatic ocular fundus photographs in the evaluation of patients presenting to the ED with focal neurologic deficits may assist in the differentiation of stroke and TIA from other causes of focal neurologic deficits.

journal_name

Neurology

journal_title

Neurology

authors

Vuong LN,Thulasi P,Biousse V,Garza P,Wright DW,Newman NJ,Bruce BB

doi

10.1212/WNL.0000000000001759

subject

Has Abstract

pub_date

2015-07-21 00:00:00

pages

256-62

issue

3

eissn

0028-3878

issn

1526-632X

pii

WNL.0000000000001759

journal_volume

85

pub_type

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