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Deltoid Ligament: Axial Plane

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Plantar flexed

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1.5 Tesla imaging of the medial side of the ankle.

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We're getting oriented with our friends Tom,

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the tibialis posterior, Dick, the flexor

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digitorum, and Harry, the flexor hallucis

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longus with our neurovascular bundle secured

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by the laciniated or superficial retinaculum.

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We see the oblique, almost curve-shaped, thick,

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dense, strong fibers of the deep deltoid.

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Now if we scroll a little higher, we still

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see them. If we scroll a little lower,

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they become a little bit more wispy.

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And then on top of them is a shell.

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And that shell consists of, from back to front,

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or from front to back, the superficial ligaments.

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So anteriorly, we're going to

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have the tibionavicular ligament.

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Then the next one is going to

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be the tibiospring ligament.

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It's going to go to a ligament.

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And we said that one's

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probably the most important

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of the superficial ligaments.

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So let's see if we can hock or

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follow the tibiospring ligament.

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There's our superficial shell.

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Let's keep following it.

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And now we are into, right here, we're into

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the superior calcaneonavicular ligament,

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which has attached to this superficial shell.

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So that ligament is diving down to

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reach a horizontal ligament, like you've

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seen in an earlier vignette diagram.

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Now what are the other components

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of the superficial ligaments?

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They would be the attachment to the calcaneal

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ligament, and the tibiotalar ligament,

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also known as the posterior tibiotalar ligament.

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So that's the axial projection

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and orientation for the deltoid.

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But not nearly as critical as we'll

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see in the coronal projection.

Report

Description

Faculty

Stephen J Pomeranz, MD

Chief Medical Officer, ProScan Imaging. Founder, MRI Online

ProScan Imaging

Tags

Musculoskeletal (MSK)

MSK

MRI

Foot & Ankle

Acquired/Developmental

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