Hayes (2016) — Ankle Arthritis: You Can't Always Replace It.

Ankle Arthritis: You Can't Always Replace IT.

·Instr Course Lect·2016·6 citations·Foot & Ankle

This 2016 instructional course lecture reviews the full spectrum of management for end-stage tibiotalar arthritis — from nonsurgical options through five distinct arthrodesis techniques — with a particular focus on identifying when total ankle arthroplasty is not appropriate and how to choose among fusion strategies based on deformity, bone quality, and soft-tissue status.

Key Findings

Trauma dominates the etiology of end-stage ankle arthritis, accounting for 70% of cases in a large tertiary series — nearly six times the rate of inflammatory arthritis (~12%), underscoring why ankle arthritis behaves so differently from hip or knee disease
Arthroplasty and arthrodesis produce nearly identical good/excellent outcome rates (~69% vs 68%), but TAA revision rates substantially exceed arthrodesis at mid-term follow-up:
–17% vs 7%* at mean 5.5 years (Daniels multicenter study)
–9% vs 5% at one year — an early gap that widens with time
TAA implant survival deteriorates markedly over time, with clinical consequences accumulating before revision becomes unavoidable:
–78–77% survival at 5–10 years
–45.6% at 14 years* with one mobile-bearing system
–11%* revised or facing impending failure at mean 3.7 years with a newer-generation implant
Even highly satisfied arthrodesis patients report major functional limitations — 80% have difficulty on uneven ground and 75% struggle with stairs — reflecting expected biomechanical load redistribution, not surgical failure; adjacent joint degeneration occurs in up to 90%
Less invasive arthrodesis techniques preserve blood supply and reduce wound complications:
–Open technique compromised major blood supply in 40% of cadaver specimens vs 0% with miniarthrotomy
–Fibular-sparing approach achieved 93% union at 12 weeks and 86% patient satisfaction

Clinical Relevance

When a patient with end-stage ankle arthritis fails nonsurgical management, tailor your surgical approach to their deformity profile: choose less invasive arthrodesis (arthroscopic or miniarthrotomy) for non-deformed ankles with compromised soft tissue, reserve extensile open techniques for coronal malalignment >15° or anterior talar subluxation, and approach TAA with caution — long-term implant survival data are sobering, and patient selection (excluding infection, Charcot, osteonecrosis, severe deformity, insensate foot) is paramount.

Supplemental

Ankle Arthritis: You Can't Always Replace IT.

Hayes, Bluman, et al.·Instr Course Lect·2016·6 citations·Foot & Ankle

Ankle Arthritis: You Can't Always Replace IT.

Key Findings

Clinical Relevance

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Ankle Arthritis: You Can't Always Replace IT.

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Ankle Arthritis: You Can't Always Replace IT.

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Clinical Relevance

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Ankle Arthritis: You Can't Always Replace IT.

Key Findings

Clinical Relevance

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