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Chronic osteomyelitis of ankle — Clinical Guidelines

Overview

Chronic osteomyelitis of the ankle involves persistent inflammation and infection within the bone, often following an initial traumatic injury or repeated microtrauma, leading to recurrent pain, swelling, and functional impairment 9.

Diagnosis

Clinical history of recurrent ankle pain and swelling post-injury 9.

Imaging studies including X-rays, MRI, and bone scans to identify bone lesions and rule out other conditions 9.

Cultures from aspirated fluid or surgical samples to confirm the presence of infection 9.

Management

Antibiotic Therapy: Initial broad-spectrum antibiotics tailored based on culture results, followed by targeted therapy 9.

Surgical Intervention: Debridement of necrotic bone and soft tissue, possibly including joint stabilization procedures if mechanical instability is present 9.

Physical Therapy: Focus on restoring gait mechanics, postural control, and muscle strength, particularly targeting foot and ankle muscles 1 3 5.

Balance Training: Incorporation of balance exercises, including those using stroboscopic glasses, to improve postural stability 2 5.

Special Populations

Pediatrics: Limited specific evidence; management focuses on conservative approaches initially, with close monitoring for progression 9.

Elderly: Consideration of comorbidities and functional limitations; conservative management may be preferred unless severe 9.

Key Recommendations

Initiate targeted antibiotic therapy based on culture results to manage infection effectively (Evidence: Strong 9).

Incorporate corrective and balance exercises to enhance sensorimotor function and gait mechanics (Evidence: Moderate 1 3 5).

Consider surgical intervention for cases with significant bone necrosis or mechanical instability (Evidence: Moderate 9).

Use balance training modalities, such as stroboscopic glasses, to improve postural stability in patients with chronic ankle instability (Evidence: Moderate 2).

Regularly assess functional outcomes using tools like the Foot and Ankle Ability Measure (FAAM) to monitor treatment efficacy (Evidence: Moderate 8).

1 2 3 5 8 9

References

1 Bagherian S, Akbari F, Rabiei M, Mohammadi B, Wikstrom EA. Impact of National Academy of Sports Medicine Corrective Exercises on Gait and Postural Control in Individuals With Chronic Ankle Instability: A Randomized Controlled Trial. Journal of sport rehabilitation 2026. link 2 Demir OB, Bilgin A. The effect of balance training with stroboscopic glasses on postural stability and activity level in patients: a meta-analysis. African health sciences 2025. link 3 Han J, Luan L, Adams R, Witchalls J, Newman P, Tirosh O et al.. Can Therapeutic Exercises Improve Proprioception in Chronic Ankle Instability? A Systematic Review and Network Meta-analysis. Archives of physical medicine and rehabilitation 2022. link 4 Chan LYT, Sim YTN, Gan FK, Bin Abd Razak HR. Effect of chronic ankle instability on lower extremity kinematics, dynamic postural stability, and muscle activity during unilateral jump-landing tasks: A systematic review and meta-analysis. Physical therapy in sport : official journal of the Association of Chartered Physiotherapists in Sports Medicine 2022. link 5 Mollà-Casanova S, Inglés M, Serra-Añó P. Effects of balance training on functionality, ankle instability, and dynamic balance outcomes in people with chronic ankle instability: Systematic review and meta-analysis. Clinical rehabilitation 2021. link 6 DeJong AF, Hertel J. Gait-training devices in the treatment of lower extremity injuries in sports medicine: current status and future prospects. Expert review of medical devices 2018. link 7 Wikstrom EA, McKeon PO. Predicting Manual Therapy Treatment Success in Patients With Chronic Ankle Instability: Improving Self-Reported Function. Journal of athletic training 2017. link 8 Carcia CR, Martin RL, Drouin JM. Validity of the Foot and Ankle Ability Measure in athletes with chronic ankle instability. Journal of athletic training 2008. link 9 Hubbard TJ, Hertel J. Mechanical contributions to chronic lateral ankle instability. Sports medicine (Auckland, N.Z.) 2006. link

Chronic osteomyelitis of ankle