Cutting Edge Orthopedics - Issue 3

50 • CUTTING EDGE - ORTHOPEDICS suspicion and understanding of recurrent subluxation with lateral meniscus are important to diagnose the disease especially when definite meniscal tear signs are absent on MRI. Acknowledgements This work was supported by Sports Scientification of Convergent R&D Program. Through the National Research Foundation of Korea (NRF) funded by the Ministry of Science, ICT & Future Planning (NRF-2014M3C1B1033320). Compliance with ethical standards Conflict of interest The authors declare that they have no conflict of interest. Funding This study received no funding to complete. Ethical approval The study was reviewed and approved by the Institutional Review Board of Kyung-Hee University Hospital at Gangdong, Seoul, Korea (No. 2013-01-047). Informed consent  All patients signed informed consent forms prior to study inclusion. References 1. Ahn JH, Kim KI, Wang JH, Jeon JW, Cho YC, Lee SH (2015) Long-term results of arthroscopic reshaping for symptomatic discoid lateral meniscus in children. Arthroscopy 31(5):867–873. 2. Ahn JH, KimKI,Wang JH, Kyung BS, SeoMC, Lee SH (2015) Arthroscopic repair of bucket-handle tears of the lateral meniscus. Knee Surg Sports Traumatol Arthrosc 23(1):205–210. 3. Ahn JH, Oh I (2006) Arthroscopic all-inside lateral meniscus suture using posterolateral portal. Arthroscopy 22(5):572 e571–574. 4. Ahn JH, Wang JH, Yoo JC, Kim SK, Park JH, Park JW (2006) The modified outside-in suture: vertical repair of the anterior horn of the meniscus after decompression of a large meniscal cyst. Knee Surg Sports Traumatol Arthrosc 14(12):1288–1291. 5. Ahn JH, Yim SJ, Seo YS, Ko TS, Lee JH (2014) The double flipped meniscus sign: unusual MRI findings in bucket- handle tear of the lateral meniscus. Knee 21(1):129–132. 6. Ahn JH, Yoo JC, Lee SH (2012) Posterior horn tears: all-inside suture repair. Clin Sports Med 31(1):113–134. 7. Ahn JY, Kim TH, Jung BS, Ha SH, Lee BS, Chung JW, Kim JM, Bin SI (2012) Clinical results and prognostic factors of arthroscopic surgeries for discoid lateral menisci tear: analysis of 179 Cases with minimum 2 years follow-up. Knee Surg Relat Res 24(2):108–112. 8. Austin KS, Sherman OH (1993) Complications of arthroscopic meniscal repair. Am J Sports Med 21(6):864–868 9. Barber FA, Bava ED (2012) Meniscal repair: the newest fixators. Sports Med Arthrosc 20(2):95–100. 10. Breitenseher MJ, Trattnig S, Dobrocky I, Kukla C, Nehrer S, Steiner E, Imhof H (1997) MR imaging of meniscal subluxation in the knee. Acta Radiol 38(5):876–879. 11. Demange MK, Von Keudell A, Gomoll AH (2013) Iatrogenic instability of the lateral meniscus after partial meniscectomy. Knee 20(5):360–363. 12. Diamantopoulos A, Tokis A, Tzurbakis M, Patsopoulos I, Georgoulis A (2005) The posterolateral corner of the knee: evaluation under microsurgical dissection. Arthroscopy 21(7):826–833. 13. Garofalo R, Kombot C, Borens O, Djahangiri A, Mouhsine E (2005) Locking knee caused by subluxation of the posterior horn of the lateral meniscus. Knee Surg Sports Traumatol Arthrosc 13(7):569–571. 14. George M, Wall EJ (2003) Locked knee caused by meniscal subluxation: magnetic resonance imaging and arthroscopic verification. Arthroscopy 19(8):885–888. 15. Hagino T, Ochiai S, Watanabe Y, Senga S, Wako M, Ando T, Sato E, Haro H (2012) Clinical results of arthroscopic all-inside lateral meniscal repair using the Meniscal Viper Repair System. Eur J Orthop Surg Traumatol. doi:10.1007/s00590-012-1138-1. 16. Han JH, Song JG, Kwon JH, Kang KW, Shah D, Nha KW (2015) Spontaneous healing of a displaced bucket-handle tear of the lateral meniscus in a child. Knee Surg Relat Res 27(1):65–67. 17. Higuchi H, Kimura M, Kobayashi A, Hatayama K, Takagishi K (2004) A novel treatment of hypermobile lateral meniscus with monopolar radiofrequency energy. Arthroscopy 20(Suppl 2):1–5. 18. Kim JG, Han SW, Lee DH (2016) Diagnosis and treatment of discoid meniscus. Knee Surg Relat Res 28(4):255–262. 19. Kimura M, Shirakura K, Hasegawa A, Kobayashi Y, Udagawa E (1992) Anatomy and pathophysiology of the popliteal tendon area in the lateral meniscus: 2. Clinical investigation. Arthroscopy 8(4):424–427. 20. LaPrade RF, Konowalchuk BK (2005) Popliteomeniscal fascicle tears causing symptomatic lateral compartment knee pain: diagnosis by the figure-4 test and treatment by open repair. Am J Sports Med 33(8):1231–1236.