Vertical meniscus tear oriented perpendicular to long axis of meniscus
IMAGING
General Features
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Lecouvet F et al: Magnetic resonance imaging (MRI) of the knee: identification of difficult-to-diagnose meniscal lesions. Diagn Interv Imaging. 99(2):55-64, 2018
Tachibana Y et al: Effect of radial meniscal tear on in situ forces of meniscus and tibiofemoral relationship. Knee Surg Sports Traumatol Arthrosc. 25(2):355-61, 2017
Akatsu Y et al: Accuracy of high-resolution ultrasound in the detection of meniscal tears and determination of the visible area of menisci. J Bone Joint Surg Am. 97(10):799-806, 2015
Branch EA et al: Biomechanical comparison of arthroscopic repair constructs for radial tears of the meniscus. Am J Sports Med. 43(9):2270-6, 2015
Forkel P et al: Different patterns of lateral meniscus root tears in ACL injuries: application of a differentiated classification system. Knee Surg Sports Traumatol Arthrosc. 23(1):112-8, 2015
LaPrade CM et al: Meniscal root tears: a classification system based on tear morphology. Am J Sports Med. 43(2):363-9, 2015
Takahashi K et al: Medial meniscal posterior root/horn radial tears correlate with cartilage degeneration detected by T1ρ relaxation mapping. Eur J Radiol. 84(6):1098-104, 2015
Bhatia S et al: Meniscal root tears: significance, diagnosis, and treatment. Am J Sports Med. 42(12):3016-30, 2014
LaPrade CM et al: Altered tibiofemoral contact mechanics due to lateral meniscus posterior horn root avulsions and radial tears can be restored with in situ pull-out suture repairs. J Bone Joint Surg Am. 96(6):471-9, 2014
Lee DW et al: Medial meniscus posterior root tear: a comprehensive review. Knee Surg Relat Res. 26(3):125-34, 2014
Petersen W et al: Posterior root tear of the medial and lateral meniscus. Arch Orthop Trauma Surg. 134(2):237-55, 2014
Song HS et al: Repair of a radial tear in the posterior horn of the lateral meniscus. Knee. 21(6):1185-90, 2014
Davis KW et al: Magnetic resonance imaging and arthroscopic appearance of the menisci of the knee. Clin Sports Med. 32(3):449-75, 2013
Lim D et al: Fat-suppressed volume isotropic turbo spin echo acquisition (VISTA) MR imaging in evaluating radial and root tears of the meniscus: focusing on reader-defined axial reconstruction. Eur J Radiol. 82(12):2296-302, 2013
Ra HJ et al: Arthroscopic inside-out repair of complete radial tears of the meniscus with a fibrin clot. Knee Surg Sports Traumatol Arthrosc. 21(9):2126-30, 2013
Shieh A et al: Meniscus tear patterns in relation to skeletal immaturity: children versus adolescents. Am J Sports Med. 41(12):2779-83, 2013
Choi SH et al: The MRI findings of meniscal root tear of the medial meniscus: emphasis on coronal, sagittal and axial images. Knee Surg Sports Traumatol Arthrosc. 20(10):2098-2103, 2012
Ode GE et al: Effects of serial sectioning and repair of radial tears in the lateral meniscus. Am J Sports Med. 40(8):1863-70, 2012
Vyas D et al: Meniscus root repair. Sports Med Arthrosc. 20(2):86-94, 2012
Choi CJ et al: Characteristics of radial tears in the posterior horn of the medial meniscus compared to horizontal tears. Clin Orthop Surg. 3(2):128-32, 2011
Anderson L et al: Repair of radial tears and posterior horn detachments of the lateral meniscus: minimum 2-year follow-up. Arthroscopy. 26(12):1625-32, 2010
Bedi A et al: Dynamic contact mechanics of the medial meniscus as a function of radial tear, repair, and partial meniscectomy. J Bone Joint Surg Am. 92(6):1398-408, 2010
Choi CJ et al: Magnetic resonance imaging evidence of meniscal extrusion in medial meniscus posterior root tear. Arthroscopy. 26(12):1602-6, 2010
Choi NH et al: Meniscal repair for radial tears of the midbody of the lateral meniscus. Am J Sports Med. 38(12):2472-6, 2010
Jones C et al: Repair of the posterior root of the medial meniscus. Knee. 17(1):77-80, 2010
Kim YJ et al: Posterior root tear of the medial meniscus in multiple knee ligament injuries. Knee. 17(5):324-8, 2010
De Smet AA et al: MR diagnosis of posterior root tears of the lateral meniscus using arthroscopy as the reference standard. AJR Am J Roentgenol. 192(2):480-6, 2009
Koenig JH et al: Meniscal root tears: diagnosis and treatment. Arthroscopy. 25(9):1025-32, 2009
Rubinstein RA Jr et al: Posterior medial meniscus detachment: a unique type of medial meniscal tear. J Knee Surg. 22(4):339-45, 2009
Allaire R et al: Biomechanical consequences of a tear of the posterior root of the medial meniscus. Similar to total meniscectomy. J Bone Joint Surg Am. 90(9):1922-31, 2008
Haklar U et al: Arthroscopic repair of radial lateral meniscus [corrected] tear by double horizontal sutures with inside-outside technique. Knee. 15(5):355-9, 2008
Lee YG et al: Magnetic resonance imaging findings of surgically proven medial meniscus root tear: tear configuration and associated knee abnormalities. J Comput Assist Tomogr. 32(3):452-7, 2008
Magee T: MR findings of meniscal extrusion correlated with arthroscopy. J Magn Reson Imaging. 28(2):466-70, 2008
Ozkoc G et al: Radial tears in the root of the posterior horn of the medial meniscus. Knee Surg Sports Traumatol Arthrosc. 16(9):849-54, 2008
Yoo JC et al: Suturing complete radial tears of the lateral meniscus. Arthroscopy. 23(11):1249, 2007
Brody JM et al: Lateral meniscus root tear and meniscus extrusion with anterior cruciate ligament tear. Radiology. 239(3):805-10, 2006
Terzidis IP et al: Meniscal tear characteristics in young athletes with a stable knee: arthroscopic evaluation. Am J Sports Med. 34(7):1170-5, 2006
Harper KW et al: Radial meniscal tears: significance, incidence, and MR appearance. AJR Am J Roentgenol. 185(6):1429-34, 2005
Bin SI et al: Radial tears of the posterior horn of the medial meniscus. Arthroscopy. 20(4):373-8, 2004
Costa CR et al: Medial meniscus extrusion on knee MRI: is extent associated with severity of degeneration or type of tear? AJR Am J Roentgenol. 183(1):17-23, 2004
Kidron A et al: Radial tears associated with cleavage tears of the medial meniscus in athletes. Arthroscopy. 18(3):254-6, 2002
Magee T et al: MR accuracy and arthroscopic incidence of meniscal radial tears. Skeletal Radiol. 31(12):686-9, 2002
Tuckman GA et al: Radial tears of the menisci: MR findings. AJR Am J Roentgenol. 163(2):395-400, 1994
Related Anatomy
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
Radial tear (RT)
Definitions
Vertical meniscus tear oriented perpendicular to long axis of meniscus
IMAGING
General Features
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Lecouvet F et al: Magnetic resonance imaging (MRI) of the knee: identification of difficult-to-diagnose meniscal lesions. Diagn Interv Imaging. 99(2):55-64, 2018
Tachibana Y et al: Effect of radial meniscal tear on in situ forces of meniscus and tibiofemoral relationship. Knee Surg Sports Traumatol Arthrosc. 25(2):355-61, 2017
Akatsu Y et al: Accuracy of high-resolution ultrasound in the detection of meniscal tears and determination of the visible area of menisci. J Bone Joint Surg Am. 97(10):799-806, 2015
Branch EA et al: Biomechanical comparison of arthroscopic repair constructs for radial tears of the meniscus. Am J Sports Med. 43(9):2270-6, 2015
Forkel P et al: Different patterns of lateral meniscus root tears in ACL injuries: application of a differentiated classification system. Knee Surg Sports Traumatol Arthrosc. 23(1):112-8, 2015
LaPrade CM et al: Meniscal root tears: a classification system based on tear morphology. Am J Sports Med. 43(2):363-9, 2015
Takahashi K et al: Medial meniscal posterior root/horn radial tears correlate with cartilage degeneration detected by T1ρ relaxation mapping. Eur J Radiol. 84(6):1098-104, 2015
Bhatia S et al: Meniscal root tears: significance, diagnosis, and treatment. Am J Sports Med. 42(12):3016-30, 2014
LaPrade CM et al: Altered tibiofemoral contact mechanics due to lateral meniscus posterior horn root avulsions and radial tears can be restored with in situ pull-out suture repairs. J Bone Joint Surg Am. 96(6):471-9, 2014
Lee DW et al: Medial meniscus posterior root tear: a comprehensive review. Knee Surg Relat Res. 26(3):125-34, 2014
Petersen W et al: Posterior root tear of the medial and lateral meniscus. Arch Orthop Trauma Surg. 134(2):237-55, 2014
Song HS et al: Repair of a radial tear in the posterior horn of the lateral meniscus. Knee. 21(6):1185-90, 2014
Davis KW et al: Magnetic resonance imaging and arthroscopic appearance of the menisci of the knee. Clin Sports Med. 32(3):449-75, 2013
Lim D et al: Fat-suppressed volume isotropic turbo spin echo acquisition (VISTA) MR imaging in evaluating radial and root tears of the meniscus: focusing on reader-defined axial reconstruction. Eur J Radiol. 82(12):2296-302, 2013
Ra HJ et al: Arthroscopic inside-out repair of complete radial tears of the meniscus with a fibrin clot. Knee Surg Sports Traumatol Arthrosc. 21(9):2126-30, 2013
Shieh A et al: Meniscus tear patterns in relation to skeletal immaturity: children versus adolescents. Am J Sports Med. 41(12):2779-83, 2013
Choi SH et al: The MRI findings of meniscal root tear of the medial meniscus: emphasis on coronal, sagittal and axial images. Knee Surg Sports Traumatol Arthrosc. 20(10):2098-2103, 2012
Ode GE et al: Effects of serial sectioning and repair of radial tears in the lateral meniscus. Am J Sports Med. 40(8):1863-70, 2012
Vyas D et al: Meniscus root repair. Sports Med Arthrosc. 20(2):86-94, 2012
Choi CJ et al: Characteristics of radial tears in the posterior horn of the medial meniscus compared to horizontal tears. Clin Orthop Surg. 3(2):128-32, 2011
Anderson L et al: Repair of radial tears and posterior horn detachments of the lateral meniscus: minimum 2-year follow-up. Arthroscopy. 26(12):1625-32, 2010
Bedi A et al: Dynamic contact mechanics of the medial meniscus as a function of radial tear, repair, and partial meniscectomy. J Bone Joint Surg Am. 92(6):1398-408, 2010
Choi CJ et al: Magnetic resonance imaging evidence of meniscal extrusion in medial meniscus posterior root tear. Arthroscopy. 26(12):1602-6, 2010
Choi NH et al: Meniscal repair for radial tears of the midbody of the lateral meniscus. Am J Sports Med. 38(12):2472-6, 2010
Jones C et al: Repair of the posterior root of the medial meniscus. Knee. 17(1):77-80, 2010
Kim YJ et al: Posterior root tear of the medial meniscus in multiple knee ligament injuries. Knee. 17(5):324-8, 2010
De Smet AA et al: MR diagnosis of posterior root tears of the lateral meniscus using arthroscopy as the reference standard. AJR Am J Roentgenol. 192(2):480-6, 2009
Koenig JH et al: Meniscal root tears: diagnosis and treatment. Arthroscopy. 25(9):1025-32, 2009
Rubinstein RA Jr et al: Posterior medial meniscus detachment: a unique type of medial meniscal tear. J Knee Surg. 22(4):339-45, 2009
Allaire R et al: Biomechanical consequences of a tear of the posterior root of the medial meniscus. Similar to total meniscectomy. J Bone Joint Surg Am. 90(9):1922-31, 2008
Haklar U et al: Arthroscopic repair of radial lateral meniscus [corrected] tear by double horizontal sutures with inside-outside technique. Knee. 15(5):355-9, 2008
Lee YG et al: Magnetic resonance imaging findings of surgically proven medial meniscus root tear: tear configuration and associated knee abnormalities. J Comput Assist Tomogr. 32(3):452-7, 2008
Magee T: MR findings of meniscal extrusion correlated with arthroscopy. J Magn Reson Imaging. 28(2):466-70, 2008
Ozkoc G et al: Radial tears in the root of the posterior horn of the medial meniscus. Knee Surg Sports Traumatol Arthrosc. 16(9):849-54, 2008
Yoo JC et al: Suturing complete radial tears of the lateral meniscus. Arthroscopy. 23(11):1249, 2007
Brody JM et al: Lateral meniscus root tear and meniscus extrusion with anterior cruciate ligament tear. Radiology. 239(3):805-10, 2006
Terzidis IP et al: Meniscal tear characteristics in young athletes with a stable knee: arthroscopic evaluation. Am J Sports Med. 34(7):1170-5, 2006
Harper KW et al: Radial meniscal tears: significance, incidence, and MR appearance. AJR Am J Roentgenol. 185(6):1429-34, 2005
Bin SI et al: Radial tears of the posterior horn of the medial meniscus. Arthroscopy. 20(4):373-8, 2004
Costa CR et al: Medial meniscus extrusion on knee MRI: is extent associated with severity of degeneration or type of tear? AJR Am J Roentgenol. 183(1):17-23, 2004
Kidron A et al: Radial tears associated with cleavage tears of the medial meniscus in athletes. Arthroscopy. 18(3):254-6, 2002
Magee T et al: MR accuracy and arthroscopic incidence of meniscal radial tears. Skeletal Radiol. 31(12):686-9, 2002
Tuckman GA et al: Radial tears of the menisci: MR findings. AJR Am J Roentgenol. 163(2):395-400, 1994
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