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H\u00e4ufig kommt es zu H\u00fcftfrakturen.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Fragestellung<\/jats:title>\n                    <jats:p>Untersucht wurde, ob sich anhand der trabekul\u00e4ren Dichte in Hounsfield-Einheiten (HU) im proximalen Femur Knochendichte (KMG) und T\u2011Scores berechnen sowie das Vorliegen einer Osteoporose und das Frakturrisiko absch\u00e4tzen lassen.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methode<\/jats:title>\n                    <jats:p>370 Patienten (\u00d8\u00a069,4 Jahre, 53\u00a0M\u00e4nner\/317 Frauen) wurden mittels CTXA-H\u00fcfte (DEXA-\u00c4quivalent) untersucht. Zus\u00e4tzlich erfolgte die HU-Messung im CT-Schnittbild im Caput femoris und proximalen Femur. Frakturen wurden durch erg\u00e4nzende Bildgebung erfasst.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Ergebnisse<\/jats:title>\n                    <jats:p>\n                      Mit zunehmendem Alter und abnehmendem BMI nahm die trabekul\u00e4re Knochendichte signifikant ab. Es bestand eine starke Korrelation zwischen HU-Werten und KMG (R\n                      <jats:sup>2<\/jats:sup>\n                      \u202f=\u20090,88) bzw. T\u2011Score (R\n                      <jats:sup>2<\/jats:sup>\n                      \u202f=\u20090,89). Ein Schwellenwert von 96\u202fHU zeigte eine hohe Vorhersagekraft f\u00fcr Osteoporose (AUC\u202f=\u20090,97) f\u00fcr den Bereich des proximalen Femurs, f\u00fcr das Caput femoris lag der Schwellenwert bei 245,5\u202fHU. Der Frakturschwellenwert lag f\u00fcr das Caput femoris bei 245,5\u202fHU und f\u00fcr das proximale Femur bei 75\u202fHU.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Diskussion<\/jats:title>\n                    <jats:p>Die HU-Messung im nativen CT-Schnittbild erlaubt eine verl\u00e4ssliche Absch\u00e4tzung von Osteoporose und Frakturrisiko. Eine opportunistische Auswertung ist praktikabel und zuverl\u00e4ssig m\u00f6glich.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Graphic abstract<\/jats:title>\n                  <\/jats:sec>","DOI":"10.1007\/s00132-025-04726-4","type":"journal-article","created":{"date-parts":[[2025,10,2]],"date-time":"2025-10-02T12:06:44Z","timestamp":1759406804000},"page":"118-131","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Trabekul\u00e4re Knochendichtemessung in Hounsfield-Einheiten im proximalen Femur zur Osteoporoseabkl\u00e4rung und Frakturrisikobestimmung","Trabecular bone density measurement in Hounsfield units in the proximal femur for osteoporosis assessment and fracture risk determination"],"prefix":"10.1007","volume":"55","author":[{"given":"Julian Ramin","family":"Andresen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Haider","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Reimer","family":"Andresen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2025,10,2]]},"reference":[{"key":"4726_CR1","doi-asserted-by":"publisher","first-page":"48","DOI":"10.1007\/s00132-024-04587-3","volume":"54","author":"JR Andresen","year":"2025","unstructured":"Andresen\u00a0JR, Schr\u00f6der\u00a0G, Haider\u00a0T et\u00a0al (2025) Vergleichende Bewertung der spongi\u00f6sen Knochendichte in Hounsfield-Einheiten im lumbalen nativen CT-Schnittbild zur Osteoporosediagnostik und Frakturrisikobestimmung durch verschiedene Untersucher. 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