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Deltoid Ligament: Coronal Plane

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Let's go with the most favored nation status for the deltoid,

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which is the foot in the neutral projection, coronal projection.

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So this is T1 on the left, T2 on the right.

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We're in the back, and we're gonna start to roll forward.

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So as we roll forward, we see this ligament right here, which

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is the tibiotalar ligament, which is in the back, also known as the

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posterior tibiotalar ligament.

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And these fibers are the deep posterior fibers of the deltoid.

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Remember that the deltoid deep fibers are very simple.

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There's posterior fibers, there's anterior fibers, and they course obliquely from

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proximal, supra medial, to inferior, and more lateral onto the talus.

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So not complex.

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Also remember one other thing.

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The deep fibers never tear without the superficial fibers tearing first.

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So, we're in the back, tibiotalar fibers, which means as we move forward, we should

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start to see more anterior fibers of the deep deltoid, but we should also run

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smack dab into the next superficial group, and we do the tibio calcaneal ligament.

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Oh, there it is.

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She's a beauty.

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But what's on top of it?

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Another layer.

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Well, that's not a ligament, even though it's called the Liciniate ligament.

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It's the medial retinaculum, the superficial covering

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of the tarsal tunnel space.

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Let's keep going, shall we?

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The next ligament that we should run into is the all important

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superficial tibial spring ligament.

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And here it comes, right there.

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I'm going to draw on it on the next image, right now.

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This is the tibial spring ligament.

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It runs into the spring ligament.

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Which helps supports the arch of the foot and the spring ligament

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is gonna be coming at you.

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So this is a bone to ligamentous attachment, A ligament to

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ligamentous attachment.

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One of the few you're gonna find in the body and of the superficial ligaments.

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This one's the most important.

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Let's keep going, shall we?

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More of the tibio spring ligament.

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There's the spring ligament.

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There's the Tibio spring ligament.

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Let's keep going.

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Still more spring ligament.

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Now it's a little hard to see the ligaments, they're a little wispy

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looking, and just as we get to the tip of the navicular, very tough to

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see, is the tibio navicular ligament, which is of lesser importance, the

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most anterior of the superficial group.

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So now let's work our way from front to back.

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Tibio navicular, tibio navicular, tibio spring, and the spring ligament, tibio

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calcaneal, and finally in the back.

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Tibio Taylor.

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And deep to these will be the posterior deep and the anterior deep.

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It's actually easier than you thought.

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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