回答

Meniscofemoral ligament (MFL)

iPad version.

 

You tube version.

 

Key words: 膝、膝関節、正常構造、ピットフォール、後十字靭帯、半月大腿靭帯、前半月大腿靭帯、後半月大腿靭帯、ハンフリー靭帯、リズバーグ靭帯、knee, knee joint, normal anatomy, pitfall, posterior cruciate ligament, meniscofemoral ligament, anterior meniscofemoral ligament, posterior meniscofemoral ligament, Humphrey’s ligament, Wrisberg’s ligament, Humphrey, Humphry, Wrisberg

Key images:　Wrisberg’s ligament 　27-year-old man with knee injury.

Wrisberg 靭帯、27歳男性　問題提示症例

Humphrey’s ligament case 82-year-old woman

ハンフリー靭帯　82才女性例

Reference 文献：

1. Bintoudi A1, Natsis K, Tsitouridis I.

Anterior and posterior meniscofemoral ligaments: MRI evaluation.

Anat Res Int. 2012;2012:839724. Epub2012 Sep 17.

• Wrisberg ligament (PCLの後側), pMFL

–500例中322例　64.4%≒64%

      男性240（75%）, 女性 82例(25%),  冠状断で描出されやすい

• Humphrey ligament (PCLの前側), aMFL

–500例中59例 11.8%≒12%,

男性40（68%）, 女性 19例(32%), 矢状断で描出されやすい

2.Watanabe AT, Carter BC, Teitelbaum GP, Bradley WG Jr.

Common pitfalls in magnetic resonance imaging of the knee.

J Bone Joint Surg Am. 1989 Jul;71(6):857-62.

 

3.  Kim JE, Choi SH

Is the location of the Wrisberg ligament related to frequent complete discoid lateral meniscus tear?

Acta Radiol. 2010 Dec; 51:1120-5. doi: 10.3109/02841851.2010.520026.

 

4. De Abreu MR, Chung CB, Trudell D, etal.

Meniscofemoral ligaments: patterns of tears and pseudotears of the menisci using cadaveric and clinical material.

Skeletal Radiol. 2007;36:729-735. Epub 2007 May 5.

 

5. Park LS, Jacobson JA, Jamadar DA, et al.

Posterior horn lateral meniscal tears simulating meniscofemoral ligament attachment in the setting of ACL tear:MRI findings.

Skeletal Radiol. 2007; 36:399-403. Epub 2007 Jan 16

 

6. Erbagci H, Yildirim H, Kizilkan N, Gümüsburun E.

An MRI study of the meniscofemoral and transverse ligaments of the knee.

Surg Radiol Anat. 2002 May;24(2):120-4.