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radiography of the vertebral column after injection of radiopaque material into an intervertebral disk.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


Historically, radiographic demonstration of intervertebral disk by injection of contrast media into the nucleus pulposus.
[disco- + G. graphō, to write]
Farlex Partner Medical Dictionary © Farlex 2012


, discography (dis-kog′ră-fē) [ disk + -graphy]
Use of a contrast medium injected into an intervertebral disk so that it can be examined radiographically.


Diskography may increase the risk of disk degeneration and herniation.
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
The traditional discographer found the date of a recording session to be of more value than its release or issue date.
Unfortunately, more than two decades after this project's start, it is readily apparent that Kernleld and Rye's assessment that, "in crucial respects he seems unqualified to be a jazz discographer." still holds true (Barry Kernfeld & Howard Rye, "Comprehensive Discographies of jazz.
In a detailed article nearly ten years ago, discographer Tim Brooks stressed the importance of documenting the sources of discographical information.
Bolig is a seasoned discographer of the recordings of the Italian tenor Enrico Caruso.
For this reason, discographers, collectors, and admirers of Hackett will find the book worth its high price.
[291]), is obviously a serious and experienced discographer; the contributions such "amateurs" have made to our knowledge of the history of American popular music should not be underestimated.
The painstaking research that produced More EJS and its companion volume reflects a standard consis tent in the offerings of Greenwood Press and should serve as a model for future discographers.
The weakest area is jazz-rock, jazz-soul, and other current hyphenated styles embraced by the term "fusion." While discographers have left no stones unturned in their pursuit of big band listings only peripherally connected to jazz in various mergers with popular music, a similar energy has not been applied to amplified combos, whose mergers of jazz and popular music date from the late 1960s on- wards.
It is perhaps not such a terrible thing to mangle a title, for in this area (as mentioned above) record companies have over the years done far more damage than discographers. It is quite another thing to mangle names of leaders, in a book that presumably organizes leaders in alphabetical order.
It extends coverage for African-American blues musicians, while also broadening coverage by discarding the earlier discographers' socio-cultural test for inclusion.
Armed Services from 1943-49, V-Discs: a History and Discography (Westport, Conn.: Greenwood, 1980), similar numbers have proved a veritable plague to subsequent discographers.
Jazz Directory established the format jazz, blues and gospel discographers would use to present their information.