{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T13:30:09Z","timestamp":1777469409650,"version":"3.51.4"},"reference-count":23,"publisher":"SAGE Publications","issue":"1P1","license":[{"start":{"date-parts":[[1996,1,1]],"date-time":"1996-01-01T00:00:00Z","timestamp":820454400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Acta Radiol"],"published-print":{"date-parts":[[1996,1]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose:<\/jats:title>\n                    <jats:p>The aim of the study was to improve the chondromalacia patellae (CMP) diagnosis by MR imaging under defined compression of the retropatellar cartilage, using a specially designed knee compressor. The results were compared with histological findings to obtain an MR classification of CMP.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec sec-type=\"methods\">\n                    <jats:title>Method:<\/jats:title>\n                    <jats:p>\n                      MR imaging was performed in\n                      <jats:italic toggle=\"yes\">in vitro<\/jats:italic>\n                      studies of 25 knees from cadavers to investigate the effects of compression on the retropatellar articular cartilage. The results were verified by subsequent histological evaluation.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec sec-type=\"results\">\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>There was a significant difference in cartilage thickness reduction and signal intensity behaviour under compression according to the stage of CMP.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec sec-type=\"conclusions\">\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>Based on the decrease in cartilage thickness, signal intensity behaviour under compression, and cartilage morphology, the studies permitted an MR classification of CMP into stages I\u2014IV in line with the histological findings. Healthy cartilage was clearly distinguished, a finding which may optimize CMP diagnosis.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/02841851960371p118","type":"journal-article","created":{"date-parts":[[2015,6,11]],"date-time":"2015-06-11T06:26:50Z","timestamp":1434004010000},"page":"91-97","source":"Crossref","is-referenced-by-count":6,"title":["MR Diagnosis of Retropatellar Chondral Lesions under Compression"],"prefix":"10.1177","volume":"37","author":[{"given":"R.","family":"Andresen","sequence":"first","affiliation":[{"name":"Department of Radiology, Division of Radiodiagnostics, Steglitz Medical Centre, Free University of Berlin"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"S.","family":"Radmer","sequence":"additional","affiliation":[{"name":"Department of Radiology and Nuclear Medicine, Behring Municipal Hospital, Academic Teaching Hospital, Free University of Berlin, Berlin, Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"H.","family":"K\u00f6nig","sequence":"additional","affiliation":[{"name":"Department of Radiology, Division of Radiodiagnostics, Steglitz Medical Centre, Free University of Berlin"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"D.","family":"Banzer","sequence":"additional","affiliation":[{"name":"Department of Radiology and Nuclear Medicine, Behring Municipal Hospital, Academic Teaching Hospital, Free University of Berlin, Berlin, Germany"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"K.-J.","family":"Wolf","sequence":"additional","affiliation":[{"name":"Department of Radiology, Division of Radiodiagnostics, Steglitz Medical Centre, Free University of Berlin"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","published-online":{"date-parts":[[1996,1]]},"reference":[{"key":"e_1_2_1_2_2","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.60B2.659466"},{"key":"e_1_2_1_3_2","unstructured":"Andresen R. Bollow M. K\u00f6nig H. Wolf K.-J.: New morphological MRI findings on articular-cartilage changes. In vitro measurements using a special compression device. Eur. Congr. Radiol. Scientific Programme and Abstract 213. Vienna 1991."},{"key":"e_1_2_1_4_2","doi-asserted-by":"publisher","DOI":"10.1055\/s-2008-1032816"},{"key":"e_1_2_1_5_2","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.147.2.293"},{"key":"e_1_2_1_6_2","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.178.2.1987624"},{"key":"e_1_2_1_7_2","doi-asserted-by":"publisher","DOI":"10.1007\/BF00241832"},{"key":"e_1_2_1_8_2","first-page":"101","article-title":"The axial view of the patello-femoral joint. Description of a new radiographic method for routine use","volume":"27","author":"Egund N.","year":"1986","unstructured":"Egund N.: The axial view of the patello-femoral joint. Description of a new radiographic method for routine use. Acta Radiol. 27 (1986), 101.","journal-title":"Acta Radiol."},{"key":"e_1_2_1_9_2","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.58B3.956244"},{"key":"e_1_2_1_10_2","doi-asserted-by":"publisher","DOI":"10.1016\/0749-8063(90)90092-R"},{"key":"e_1_2_1_11_2","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.176.2.2367664"},{"key":"e_1_2_1_12_2","doi-asserted-by":"publisher","DOI":"10.1055\/s-2008-1033235"},{"key":"e_1_2_1_13_2","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.164.3.3615875"},{"key":"e_1_2_1_14_2","doi-asserted-by":"publisher","DOI":"10.1177\/028418519103200614"},{"key":"e_1_2_1_15_2","first-page":"495","article-title":"Structure, function and degeneration of bovine hyaline cartilage","volume":"170","author":"Lehner K. B.","year":"1989","unstructured":"Lehner K. B., Rechl H. P., Gmeinwieser J. K., Heuck A. F., Lukas H. P., Kohl H. P.: Structure, function and degeneration of bovine hyaline cartilage. Assessment with MR imaging in vitro. Radiology 170 (1989), 495.","journal-title":"Assessment with MR imaging in vitro. Radiology"},{"key":"e_1_2_1_16_2","doi-asserted-by":"publisher","DOI":"10.1136\/ard.37.6.540"},{"key":"e_1_2_1_17_2","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.158.1.1727333"},{"key":"e_1_2_1_18_2","first-page":"296","article-title":"Magnetic resonance imaging of the knee. An overview","volume":"40","author":"Munk P. L.","year":"1989","unstructured":"Munk P. L.: Magnetic resonance imaging of the knee. An overview. J. Assoc. Can. Radiol. 40 (1989), 296.","journal-title":"J. Assoc. Can. Radiol."},{"key":"e_1_2_1_19_2","unstructured":"Radmer S. Andresen R. K\u00f6nig H. Winter I. Wolf K.-J.: Assessment of inner genual space by MRI using a special knee compression device. Comparison with the transarthroscopic operation findings. Soc. Magn. Reson. Med. 11th Ann. Sci. Meeting Berlin 1992. Abstract 330."},{"key":"e_1_2_1_20_2","doi-asserted-by":"publisher","DOI":"10.1007\/BF00364038"},{"key":"e_1_2_1_21_2","doi-asserted-by":"publisher","DOI":"10.1007\/BF00171390"},{"key":"e_1_2_1_22_2","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.38B1.95"},{"key":"e_1_2_1_23_2","doi-asserted-by":"publisher","DOI":"10.1177\/036354658701500505"},{"key":"e_1_2_1_24_2","first-page":"7","article-title":"Chondromalacia patellae. Assessment with MR imaging","volume":"164","author":"Yulish B. S.","year":"1987","unstructured":"Yulish B. S., Montanez J., Goodfellow D. B., Bryan P. J., Mulopulos G. P., Modic M. T.: Chondromalacia patellae. Assessment with MR imaging. 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