Current Strategies in Pilon Fracture Management and Looking to the Future.

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Abstract

[Indexed for MEDLINE] Conflict of interest statement: Disclosure The author has nothing to disclose. 12. JBJS Rev. 2025 Oct 27;13(10). doi: 10.2106/JBJS.RVW.25.00048. eCollection 2025 Oct 1. Distinguishing Fractures in Posterior Distal Tibia and Ankle: A Review of Posterior Malleolar, Pilon, and Pilon-Variant Definitions and Treatments. Sanford CG(1), Cho T, Yoon KW, Gadangi P, Liu J. Author information: (1)Department of Orthopedic Surgery, University of Toledo Medical Center, Toledo, Ohio. » Inconsistent terminology and overlapping definitions for posterior distal tibia/ankle fractures (posterior malleolar, pilon-variant, posterior pilon) hinder standardized care and outcomes. This study critically evaluates classifications and treatments, proposing clear definitions based on fragment morphology, articular involvement, and biomechanics:» 1. Posterior malleolar fractures: Involve the non-weight-bearing posterior tibial margin, typically from rotational injuries. Nonoperative management suffices if the syndesmosis is stable (smaller fragments). In the case of an unstable syndesmosis, surgical fixation by a posterolateral (PL) approach is recommended for direct visualization, reduction, and stable fixation, although this may vary case by case.» 2. Posterior pilon-variant fractures: Intermediate severity, affecting the posteromedial (PM) tibia and partially compromising the weight-bearing surface. Characterized by large PM fragments. Fixation by a PM approach is recommended, promoting faster union and reducing neurovascular risk compared with PL, although this is ultimately up to the surgeon's preference.» 3. Posterior pilon fractures: Involve disruption of the weight-bearing articular surface with posterior plafond extension, resulting from high-energy axial compression (e.g., falls). Features include comminution, articular impaction, and potential involvement of posterior/medial columns, resembling classic pilon but posteriorly localized. Severe soft-tissue damage necessitates staged management: initial external fixation followed by definitive internal fixation. Addressing comminuted fragments requires a combined PL and PM approach. For a large fragment with no comminution, minimally invasive anterior cannulated screws can be used.» This taxonomy directly links fracture patterns to surgical urgency (nonoperative, single-stage, staged), fixation strategies (approach selection-PL, PM, or combined), and prognostic implications. By integrating anatomical precision with clinical practicality, the framework resolves current terminology disparities, enhances diagnostic reproducibility, and aims to improve outcomes for these complex injuries. Copyright © 2025 by The Journal of Bone and Joint Surgery, Incorporated. DOI: 10.2106/JBJS.RVW.25.00048