This article requires a subscription to view the full text. If you have a subscription you may use the login form below to view the article. Access to this article can also be purchased.
To the Editor: We read with interest the review by Gilman and Quinn on the relationship of multiple system atrophy (MSA) to sporadic olivopontocerebellar atrophy (sOPCA). [1] We are amazed, however, at the reluctance of neurologists to accept the support of MRI in diagnosing these conditions.
We agree that mild cerebellar and pontine atrophy may be of questionable significance and insufficient to establish a diagnosis. However, when in addition to atrophy of the cerebellum, pons, and middle cerebellar peduncles there are signal abnormalities in the structures known to degenerate in sOPCA, the diagnosis, in our opinion, becomes definite. In sOPCA the pontine nuclei and the fibers running from them to the cerebellum through the middle cerebellar peduncles (transverse pontine fibers) degenerate; so, too, do …
AAN Members
We have changed the login procedure to improve access between AAN.com and the Neurology journals. If you are experiencing issues, please log out of AAN.com and clear history and cookies. (For instructions by browser, please click the instruction pages below). After clearing, choose preferred Journal and select login for AAN Members. You will be redirected to a login page where you can log in with your AAN ID number and password. When you are returned to the Journal, your name should appear at the top right of the page.
AAN Non-Member Subscribers
Purchase access
Disputes & Debates: Rapid online correspondence
NOTE: All authors' disclosures must be entered and current in our database before comments can be posted. Enter and update disclosures at http://submit.neurology.org. Exception: replies to comments concerning an article you originally authored do not require updated disclosures.
- Stay timely. Submit only on articles published within the last 8 weeks.
- Do not be redundant. Read any comments already posted on the article prior to submission.
- 200 words maximum.
- 5 references maximum. Reference 1 must be the article on which you are commenting.
- 5 authors maximum. Exception: replies can include all original authors of the article.
- Submitted comments are subject to editing and editor review prior to posting.