Right Ankle Arthroscopy for Chronic Instability

A 49-year-old female presented with persistent right ankle pain and instability that significantly impacted daily activities. Initially, she experienced mild discomfort, but over time, the pain escalated, limiting mobility and function. Conservative treatments, including anti-inflammatory medications, rest, and physical therapy, were attempted but provided minimal relief. Due to ongoing instability and functional limitations, further medical evaluation was pursued.

Diagnostic Findings and Decision for Surgery

Imaging revealed:

Syndesmotic instability
Deltoid ligament insufficiency
Loose fracture bodies within the joint
Synovial thickening and cartilage irregularities

Given the failure of non-operative treatments, surgical intervention was recommended to restore stability and alleviate symptoms.

Surgical Management

The patient underwent:

Right ankle arthroscopy
Removal of loose fracture bodies
Ankle arthroscopic partial debridement
Repair of multiple syndesmotic ligaments
Repair of deltoid ligament

The procedure involved debridement of damaged tissue, removal of loose bodies, and ligamentous repair using suture anchors and fixation devices. The surgery was completed successfully with no complications.

Postoperative Recovery

Initial Recovery

The patient was instructed to remain non-weight-bearing (NWB) on the right lower limb. A pneumatic walking boot was provided, and pain management included NSAIDs and acetaminophen.

Follow-Up Progression

At two weeks post-surgery, the surgical incisions had healed well, and pain was manageable. The splint was removed, and the patient continued using the walking boot. Non-weight-bearing physical therapy was initiated, focusing on range-of-motion exercises.

By eight weeks, the patient began transitioning to weight-bearing as tolerated (WBAT). While some stiffness remained, steady progress was noted. Additional therapy and custom foot orthotics were introduced to address tibialis posterior insufficiency and pes planovalgus.

At this stage, the patient had moved into the strengthening and balance phase of rehabilitation. Swelling remained but was manageable with elevation and ice therapy. While stability had improved, long walks continued to cause mild discomfort.

By week 16, the patient was walking independently without assistive devices. Swelling had significantly reduced, and ankle range of motion was fully restored. Mild discomfort was noted only after prolonged activity.

At six months, the patient had regained near full function with minimal discomfort. Custom orthotics and continued strengthening exercises were recommended for long-term management. Full return to daily activities was achieved.

Rehabilitation Plan and Long-Term Outcome

The patient was prescribed a structured rehabilitation program, including:

Strengthening exercises to improve stability and mobility
Gradual return to full weight-bearing activities over several weeks
Custom orthotics for biomechanical optimization
Ongoing monitoring for potential complications such as stiffness or instability
Despite early challenges, adherence to post-operative protocols contributed to a successful recovery. Follow-ups continue as needed for long-term monitoring.

Conclusion

This case highlights the importance of:

Addressing ligamentous injuries early to prevent long-term instability
Structured rehabilitation and gradual weight-bearing progression
Custom orthotics in managing residual biomechanical issues

With expert surgical intervention and dedicated rehabilitation, the patient successfully regained mobility and functionality, demonstrating the effectiveness of a well-planned recovery approach.

Disclaimer: All identifying details, including names and specific dates, have been removed or modified to ensure privacy.

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foot and ankle Case Studies

The content on this page has been authored, edited or approved by the doctors below, and was last reviewed for accuracy on September 18, 2025.

Dr Mo Athar MD

Dr. Athar is a seasoned orthopedic surgeon and foot and ankle specialist at Complete Orthopedics in Queens and Long Island. Fellowship-trained in hip and knee reconstruction, he specializes in total hip and knee replacements for arthritis and is certified in robotics-assisted joint replacement. He also treats meniscal tears, cartilage injuries, fractures, and can manage most orthopedic issues involving the lower extremities.

As a fellowship-trained foot and ankle specialist, Dr. Athar brings deep experience to procedures including ankle replacement, minimally invasive foot surgery, and cartilage repair. He treats ankle arthritis, bunions, foot and toe deformities, diabetic foot complications, and lower-extremity fractures. When surgery isn’t the answer, he offers non-surgical care such as bracing, orthotics, medication, and injections.

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