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Diagnostic ultrasound for acute ACL tears PDF
Preview Diagnostic ultrasound for acute ACL tears
Diagnostic ultrasound for acute ACL tears Ken Mautner MD, Walter Sussman DO Emory University Sports Medicine Center Atlanta GA Introduction • Traditionally, ACL injuries diagnosed with clinical exam + MRI for confirmation and pre-surgical assessment Introduction Lachman Anterior Drawer Pivot Shift Sensitivity 63-93% 18-92% 18-48% Specificity 55-99% 78-98% 97-99% Introduction MRI Sensitivity 78-100% Specificity 68-100% Introduction Role for MSK Ultrasound? • 2013 cohort study of 33 normal individuals • Conclusion: Possible to directly examine the ACL with US using an infrapatellar approach Chen 2013 Smigielski Smith J 2015 Introduction US Lachman Gruber 1992 Prone tibial translation Gebhard1999 Introduction ✪ ✪ Introduction Normal ✪ ✪ + Intercondylar Notch Sign Chylarecki1995