Lateral meniscus

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Lateral meniscus
Knee from the side, with lateral meniscus simply labeled as "meniscus".
Head of right tibia seen from above, showing menisci and attachments of ligaments.
Details
Identifiers
Latin	meniscus lateralis
TA98	A03.6.08.002
TA2	1885
FMA	44631
Anatomical terminology [edit on Wikidata]

The lateral meniscus (external semilunar fibrocartilage) is a

Its anterior end is attached in front of the intercondyloid eminence of the tibia, lateral to, and behind, the anterior cruciate ligament, with which it blends; the posterior end is attached behind the intercondyloid eminence of the tibia and in front of the posterior end of the medial meniscus.

The anterior attachment of the lateral meniscus is twisted on itself so that its free margin looks backward and upward, its anterior end resting on a sloping shelf of bone on the front of the lateral process of the

Close to its posterior attachment it sends off a strong

Occasionally a small fasciculus passes forward to be inserted into the lateral part of the anterior cruciate ligament.

Clinical significance

The lateral meniscus is less likely to be injured or torn than the medial meniscus. Diagnosis of lateral meniscus tear is done with

Additional images

This gallery of anatomic features needs cleanup to abide by the medical manual of style. Galleries containing indiscriminate images of the article subject are discouraged ; please improve or remove the gallery accordingly. (June 2015)

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  Left knee joint from behind, showing interior ligaments.
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  Right knee-joint, from the front, showing interior ligaments.
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  Capsule of right knee-joint (distended). Lateral aspect.
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  Capsule of right knee-joint (distended). Posterior aspect.
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  Anterior view of knee.
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  Right knee in extension. Deep dissection. Posterior view.
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  Right knee in extension. Deep dissection. Posterior view.
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  Knee and tibiofibular joint. Deep dissection. Anterior view.
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  Knee and tibiofibular joint. Deep dissection. Anterior view.
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  Knee joint. Deep dissection. Anteromedial view.
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  Knee joint. Deep dissection. Anteromedial view.
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  Knee joint. Deep dissection. Anteromedial view.
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  Knee joint. Deep dissection. Anteromedial view.
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  Knee joint. Deep dissection. Anterior view
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  Knee joint. Deep dissection. Anterior view.
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  Knee joint. Deep dissection. Posterior view.

See also

• Discoid meniscus
• Meniscal cartilage replacement therapy

References

This article incorporates text in the public domain from page 343 of the 20th edition of Gray's Anatomy (1918)

External links

• Anatomy figure: 17:07-09 at Human Anatomy Online, SUNY Downstate Medical Center
• "Anatomy diagram: 02240.009-2". Roche Lexicon - illustrated navigator. Elsevier. Archived from the original on 2012-07-22.
• lljoints at The Anatomy Lesson by Wesley Norman (Georgetown University) (antkneejointopenflexed)