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Neuroimaging and Acute Ocular Motor Mononeuropathies

Neuroimaging and Acute Ocular Motor Mononeuropathies CLINICAL SCIENCES Neuroimaging and Acute Ocular Motor Mononeuropathies A Prospective Study Ann P. Murchison, MD, MPH; Molly E. Gilbert, MD; Peter J. Savino, MD Objective: To evaluate the necessity of neuroimaging Results: Four of 93 patients had lesions on MRI; how- in patients with acute, isolated ocular motor mononeu- ever, only 1 of the 93 patients had a lesion related to the ropathies. cranial mononeuropathy. The total modeled cost of imaging for these 93 patients was $131 688 to deter- Methods: A prospective case series evaluating diagnos- mine an underlying cause in 1 patient with no change in tic technology results in 93 patients older than 50 years treatment. The estimated cost utility for the patient with with acute isolated mononeuropathies was performed. Pa- a causative lesion found by MRI was $90.19 for diagno- tients were included in the study if they had new-onset sis alone. diplopia with an isolated cranial neuropathy (cranial nerve III, IV, or VI palsy) and no other signs of neurologic dys- Conclusions: It may not be medically necessary to per- function. All patients had gadolinium-enhanced mag- form MRI scanning on every patient with an isolated cra- netic resonance imaging (MRI). The number of patients http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png JAMA Ophthalmology American Medical Association

Neuroimaging and Acute Ocular Motor Mononeuropathies

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Publisher
American Medical Association
Copyright
Copyright 2011 American Medical Association. All Rights Reserved. Applicable FARS/DFARS Restrictions Apply to Government Use.
ISSN
2168-6165
eISSN
2168-6173
DOI
10.1001/archophthalmol.2011.25
pmid
21402985
Publisher site
See Article on Publisher Site

Abstract

CLINICAL SCIENCES Neuroimaging and Acute Ocular Motor Mononeuropathies A Prospective Study Ann P. Murchison, MD, MPH; Molly E. Gilbert, MD; Peter J. Savino, MD Objective: To evaluate the necessity of neuroimaging Results: Four of 93 patients had lesions on MRI; how- in patients with acute, isolated ocular motor mononeu- ever, only 1 of the 93 patients had a lesion related to the ropathies. cranial mononeuropathy. The total modeled cost of imaging for these 93 patients was $131 688 to deter- Methods: A prospective case series evaluating diagnos- mine an underlying cause in 1 patient with no change in tic technology results in 93 patients older than 50 years treatment. The estimated cost utility for the patient with with acute isolated mononeuropathies was performed. Pa- a causative lesion found by MRI was $90.19 for diagno- tients were included in the study if they had new-onset sis alone. diplopia with an isolated cranial neuropathy (cranial nerve III, IV, or VI palsy) and no other signs of neurologic dys- Conclusions: It may not be medically necessary to per- function. All patients had gadolinium-enhanced mag- form MRI scanning on every patient with an isolated cra- netic resonance imaging (MRI). The number of patients

Journal

JAMA OphthalmologyAmerican Medical Association

Published: Mar 1, 2011

References

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