Talus Fracture Fixation

Overview

The talus is the central bone of the hindfoot: it meets the tibia (tibia) above, the heel bone (calcaneus) below, and the navicular in front. It has a precarious blood supply, and no muscles attach to it directly. Displaced talus fractures carry a high risk of avascular necrosis (bone dying from lost blood supply) and post-traumatic arthritis.

Surgery is appropriate for essentially all displaced talus fractures and is typically done urgently, within hours to days, to reduce pressure on the overlying skin and to protect the remaining blood supply to the bone before it is lost.

Why it's done

Talus fracture fixation is typically considered when imaging and the clinical picture together indicate that the fracture will not reliably heal or function without surgical stabilization. Common indications include:

Displaced talar neck or body fracture
Restoring alignment protects the blood supply.
Subtalar, ankle, or talonavicular joint subluxation or dislocation
Urgent reduction is required.
Open fracture
Immediate debridement and stabilization.
Lateral process fracture with displacement
Often mistaken for an ankle sprain; warrants fixation when displaced.

How it works

We typically make two small incisions, one on the inner side of the ankle and one on the outer side, positioned carefully to preserve the skin between them. The fracture is reduced and held with small screws, and a mini-plate may be added for fractures that have broken into multiple pieces.

For severely displaced fractures, we sometimes need to temporarily detach a small piece of the inner ankle bone (medial malleolus) to see the joint surface clearly. Live X-ray and direct visualization during the case confirm that the reduction is as close to perfect as possible before we close.

Recovery

You will keep all weight off the foot for the first several weeks while the bone begins to heal. Once the wound is stable, we encourage gentle ankle and hindfoot motion to limit stiffness. At follow-up visits we watch X-rays for a reassuring finding: a faint line just below the joint surface that shows the bone's blood supply is intact. Avascular necrosis (bone death from lost blood supply), hindfoot stiffness, and arthritis are known long-term complications of this injury. If arthritis becomes painful years later, a subtalar or ankle fusion can still be considered at that point.

Contact

For questions about this procedure or to schedule an evaluation, call the office at (830) 625-0009 or schedule an appointment online.

Physicians Who Perform Talus Fracture Fixation

Michael S. Vrana, M.D.

David B. Templin, M.D.

Trent Twitero, M.D.

Weight-Bearing After Repair

Controlled load is part of how bone heals. Once the fracture is stabilized with hardware, gentle weight through the limb helps the bone heal and rebuild. Keeping all weight off a fixed fracture for too long can actually slow healing and stiffen the joint above and below. Full body weight right away, however, can overload the construct before bone has caught up. The right answer sits in between: a partial weight-bearing progression decided by your surgeon based on your fracture pattern, the strength of the fixation, your bone quality, and how the repair looks on post-op imaging. We tell you exactly how much weight the limb can take, when to advance, and what to watch for.

Risks & Why We Still Recommend It

Every operation carries risk. This procedure is offered because the condition, when left untreated, can cause avascular necrosis, non-union, and a talar body that progressively collapses and destroys the ankle and subtalar joints. The decision to proceed weighs the risks of surgery against the limitations the condition places on daily function. Surgery does not remove risk; it addresses a problem that is otherwise progressive. Whether it is appropriate is determined for each patient in consultation with the surgeon.

The risks we discuss with you before talus fracture fixation include:

bleeding and infection
anesthesia risk
avascular necrosis (the talus has a tenuous blood supply and this is the defining risk)
post-traumatic arthritis of the ankle and subtalar joints
non-union or mal-union
hardware irritation
stiffness
blood clot in the leg or lung

The indication to proceed is a displaced talus fracture. These are urgent injuries, and the quality of the reduction matters enormously. If this operation is not right for you, we will not recommend it.

Frequently Asked

questions we hear in clinic

Why is this surgery done so urgently?

Displaced talus fractures are typically fixed urgently, within hours to days, to reduce pressure on the overlying skin and to protect the remaining blood supply to the bone before it is lost.

What makes the talus different from other broken bones?

The talus has a precarious blood supply, and no muscles attach to it directly. Displaced fractures carry a high risk of avascular necrosis (bone dying from lost blood supply) and post-traumatic arthritis, which is why the quality of the reduction matters enormously.

When can I walk on the foot?

You will keep all weight off the foot for the first several weeks while the bone begins to heal. Once the wound is stable, gentle ankle and hindfoot motion starts to limit stiffness, and your surgeon sets a partial weight-bearing progression based on your fracture pattern, the strength of the fixation, your bone quality, and how the repair looks on post-op imaging.

How will you know the bone is healing well?

At follow-up visits we watch X-rays for a reassuring finding: a faint line just below the joint surface that shows the bone's blood supply is intact.

Could my injury just be a bad ankle sprain?

A displaced lateral process fracture of the talus is often mistaken for an ankle sprain, and it warrants fixation when displaced.

What happens if arthritis develops years later?

Avascular necrosis, hindfoot stiffness, and arthritis are known long-term complications of this injury. If arthritis becomes painful years later, a subtalar or ankle fusion can still be considered at that point.