{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T18:21:34Z","timestamp":1777486894223,"version":"3.51.4"},"reference-count":9,"publisher":"BMJ","issue":"1","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J R Army Med Corps"],"published-print":{"date-parts":[[2010,3]]},"abstract":"<jats:p>An Intradiscal gas collection, referred to as the vacuumdisc phenomenon (VDP) is a relatively common finding on radiographic studies of the lumbar spine, whereas gas-containing lumbar disc hernia is rarely observed. We report a case of a patient with left leg pain, provoked by a radiographically and surgically documented L4-5 gas containing disc hernia.<\/jats:p>","DOI":"10.1136\/jramc-156-01-11","type":"journal-article","created":{"date-parts":[[2013,3,19]],"date-time":"2013-03-19T19:43:32Z","timestamp":1363722212000},"page":"47-48","source":"Crossref","is-referenced-by-count":10,"title":["An Unusual Case of Nerve Root Compression by Intradiscal Gas Pseudocyst of the Lumbar Spine"],"prefix":"10.1136","volume":"156","author":[{"given":"H","family":"Yasuoka","sequence":"first","affiliation":[{"name":"all from Self Defense Force (SDF) Central Hospital, 1-2-24 Ikejiri, Setagaya-ku, Tokyo, JAPAN"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"O","family":"Nemoto","sequence":"additional","affiliation":[{"name":"all from Self Defense Force (SDF) Central Hospital, 1-2-24 Ikejiri, Setagaya-ku, Tokyo, JAPAN"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"M","family":"Kawaguti","sequence":"additional","affiliation":[{"name":"all from Self Defense Force (SDF) Central Hospital, 1-2-24 Ikejiri, Setagaya-ku, Tokyo, JAPAN"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"S","family":"Naitou","sequence":"additional","affiliation":[{"name":"all from Self Defense Force (SDF) Central Hospital, 1-2-24 Ikejiri, Setagaya-ku, Tokyo, JAPAN"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"K","family":"Yamamoto","sequence":"additional","affiliation":[{"name":"all from Self Defense Force (SDF) Central Hospital, 1-2-24 Ikejiri, Setagaya-ku, Tokyo, JAPAN"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Y","family":"Ukegawa","sequence":"additional","affiliation":[{"name":"all from Self Defense Force (SDF) Central Hospital, 1-2-24 Ikejiri, Setagaya-ku, Tokyo, JAPAN"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[2010,3,1]]},"reference":[{"key":"ref_1","first-page":"\"733","article-title":"Uber die Bedingungen des Hervortretens der wirklichen genlenkspalte auf dem Rontgenbilde","volume":"18","author":"Magnusson, W.","year":"1937","unstructured":") Magnusson W. Uber die Bedingungen des Hervortretens der wirklichen genlenkspalte auf dem Rontgenbilde. Acta Radiol 1937;18:733-741, 2) Knutsson F. The vacuum phenomenon in the intervertebral discs. Acta Radiol1942;23:173-179","journal-title":"Acta Radiol; Knutsson F. The vacuum phenomenon in the intervertebral discs"},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"341","DOI":"10.1148\/radiology.139.2.7220878","article-title":"Spinal vacuum phenomena: Anatomical study and review","volume":"139","author":"Resnick, D.; Niwayama, G.; Guerra, J.","year":"1981","unstructured":") Resnick D, Niwayama G, Guerra J, et al. Spinal vacuum phenomena: Anatomical study and review. Radiology 1981;139: 341-348","journal-title":"Radiology"},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"1056","DOI":"10.2214\/ajr.128.6.1056","article-title":"Analysis of gas in the vacuum lumbar disc","volume":"128","author":"Ford, L.T.; Gilula, L.A.; Murphy, W.A.; Gado, M.","year":"1977","unstructured":") Ford LT, Gilula LA, Murphy WA, Gado M. Analysis of gas in the vacuum lumbar disc. Am J Roentgenol 1977;128:1056-1057","journal-title":"Am J Roentgenol"},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"282","DOI":"10.3171\/jns.1990.72.2.0282","article-title":"Nerve root compression by herniated intradiscal gas","volume":"72","author":"Ricca, G.F.; Robertson, J.T.; Hines, B.S.","year":"1990","unstructured":") Ricca GF, Robertson JT, Hines BS. Nerve root compression by herniated intradiscal gas. J Neurosurg 1990;72: 282-284","journal-title":"J Neurosurg"},{"issue":"2","key":"ref_5","doi-asserted-by":"crossref","first-page":"190","DOI":"10.1097\/00007632-199102000-00017","article-title":"Symptomatic gas-containing disc herniation","volume":"16","author":"Mortensen, W.W.; Thorne, R.P.; Donaldson, W.F.","year":"1991","unstructured":") Mortensen WW, Thorne RP, Donaldson WF. Symptomatic gas-containing disc herniation. Spine 1991;16(2):190-192","journal-title":"Spine"},{"issue":"16","key":"ref_6","first-page":"25332536","article-title":"Gas-containing lumbar disc herniation-A case report and review of the literature","volume":"18","author":"Pierpaolo, L.; Luciano, M.; Fabrizio, P.; Paolo, M.","year":"1993","unstructured":") Pierpaolo L, Luciano M, Fabrizio P, Paolo M. Gas-containing lumbar disc herniation-A case report and review of the literature. Spine 1993;18(16):25332536","journal-title":"Spine"},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"522","DOI":"10.1097\/00004728-198108000-00012","article-title":"Carter BL: Gas collections in the spinal canal on computed tomography","volume":"5","author":"Austin, R.M.; Bankoff, M.S.","year":"1981","unstructured":") Austin RM, Bankoff MS, Carter BL: Gas collections in the spinal canal on computed tomography. J Comput Assist Tomogr 1981; 5: 522-254","journal-title":"J Comput Assist Tomogr"},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"731","DOI":"10.1227\/00006123-198804000-00018","article-title":"H: Radicular compression due to lumbar intraspinal gas","volume":"22","author":"Demierre, B.; Ramadan, A.; Hauser","year":"1988","unstructured":") Demierre B, Ramadan A, Hauser H: Radicular compression due to lumbar intraspinal gas. Neurosurgery 1988; 22: 731-733","journal-title":"Neurosurgery"},{"key":"ref_9","series-title":"nitrogen, along with oxygen, carbon dioxide, and other trace gases","article-title":"The finding of gas within the disc space, referred to as vacuum disc phenomenon (VDP), was first described in 1937 by Magnusson [1]. Although numerous causes of intradiscal gas have been reported, degenerative process is the most common aetiology. The incidence of VDP is 1-20% on plain lumbar radiographs and increases with age, being correlated with disc degeneration","author":"2-3","year":"90%","unstructured":"The finding of gas within the disc space, referred to as vacuum disc phenomenon (VDP), was first described in 1937 by Magnusson [1]. Although numerous causes of intradiscal gas have been reported, degenerative process is the most common aetiology. The incidence of VDP is 1-20% on plain lumbar radiographs and increases with age, being correlated with disc degeneration [2,3]. Ford et al reported that the gas is composed of greater than 90% nitrogen, along with oxygen, carbon dioxide, and other trace gases [4]."}],"container-title":["Journal of the Royal Army Medical Corps"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1136\/jramc-156-01-11","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,8,13]],"date-time":"2025-08-13T17:57:19Z","timestamp":1755107839000},"score":1,"resource":{"primary":{"URL":"https:\/\/militaryhealth.bmj.com\/lookup\/doi\/10.1136\/jramc-156-01-11"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2010,3]]},"references-count":9,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2010,3,1]]},"published-print":{"date-parts":[[2010,3]]}},"alternative-id":["10.1136\/jramc-156-01-11"],"URL":"https:\/\/doi.org\/10.1136\/jramc-156-01-11","relation":{},"ISSN":["0035-8665","2052-0468"],"issn-type":[{"value":"0035-8665","type":"print"},{"value":"2052-0468","type":"electronic"}],"subject":[],"published":{"date-parts":[[2010,3]]}}}