Tarsal Coalition Treatment in NYC
Suffering from a painful, rigid flatfoot? Our NYC specialists diagnose and treat Tarsal Coalition, a congenital condition, using advanced imaging and personalized surgical and non-surgical solutions.
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Expert Diagnosis and Rigid Flatfoot Correction in NYC
Tarsal Coalition is a congenital condition where two or more bones in the back of the foot (tarsals) are fused together by a bar of bone, cartilage, or fibrous tissue. This fusion prevents the natural motion required for a flexible foot, leading to a painful, rigid flatfoot. Often manifesting in childhood or adolescence, it can result in chronic ankle sprains, foot pain, and difficulty participating in sports.

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Because the condition is often missed or misdiagnosed as simple flat feet, it requires a highly specialized perspective. At North Island Podiatry Associates PC, our experienced, board-certified surgeons are experts in recognizing and treating this structural anomaly. To learn more about our commitment and specialized training, visit our About Us page. When you need true expertise for complex congenital foot conditions in New York City, you can trust our team.

1. Understanding the Injury: Why Coalition Causes Pain
Tarsal Coalition disrupts the subtalar joint, the joint responsible for the foot’s ability to invert and evert (move side-to-side). When this movement is restricted by the fusion, the foot becomes rigid, forcing the rest of the body to compensate.
The structural rigidity and compensatory movements can lead to:
- Chronic, recurrent ankle sprains due to altered biomechanics.
- Persistent stiffness and muscle spasms (peroneal spastic flatfoot).
- Pain in the foot, ankle, or knee due to poor shock absorption.
- Accelerated arthritis in the surrounding joints due to abnormal loading.
If you suspect this congenital condition in yourself or your child, please prioritize immediate evaluation at one of our convenient New York locations.
2. Our Approach to Diagnosis and Staged Care
Diagnosing Tarsal Coalition requires specialized imaging beyond standard X-rays, as the fibrous or cartilaginous fusions are often invisible on a basic film.
Diagnosis: We rely on advanced imaging. A detailed CT scan is essential to map the exact location, type, and size of the coalition. An MRI may also be used to visualize soft-tissue bars that connect the bones.
The Conservative Approach: For mild cases, or during painful flares, treatment involves custom foot orthotics, casting/boot immobilization, and anti-inflammatory medication to calm the joint.

Urgent Care Note: If your child is experiencing persistent, unexplained foot rigidity and chronic pain, timely diagnosis is crucial for the best long-term outcome. Please call us directly at (347) 442-5847 to arrange for immediate specialist consultation.

3. The Surgical Solution: Resection or Arthrodesis
The definitive treatment depends entirely on the size of the coalition. For smaller coalitions, resection (removal of the bar) is performed. For large, arthritic, or complex fusions, arthrodesis (fusion of the involved joint) may be necessary.
Our NYC surgeons perform the procedure with meticulous care:
- Precision Resection: We carefully remove the bony bar and interpose fatty tissue or muscle to prevent re-fusion, aiming to restore joint motion.
- Corrective Arthrodesis: For complex cases, we permanently fuse the joint in an anatomically corrected position to eliminate painful motion and provide stability.
Our experience in complex reconstructive surgery means we are dedicated to restoring natural foot flexibility when possible or eliminating pain through stable fusion when necessary.
4. Your Journey Back to Movement
Post-operative recovery focuses on allowing the surgical area to heal and, in resection cases, encouraging new, healthy joint motion.
Your personalized rehabilitation will be monitored closely by your North Island Podiatry physician. We guide you through phases of non-weight-bearing (if surgical), physical therapy to improve range of motion, and eventual weight bearing to ensure you regain strength and function safely.
Ready to Begin Your Recovery?
Don’t settle for a life defined by foot rigidity and pain. For expert diagnosis and advanced Tarsal Coalition Treatment in NYC, choose the specialists focused solely on foot and ankle health.

FAQ
Questions About Foot & Ankle Care
A tarsal coalition is an abnormal connection between two or more bones in the back of the foot, usually present from birth. The bridge between the bones may be made of bone, cartilage, or fibrous tissue. It often
goes unnoticed until adolescence, when it can begin to cause pain and stiffness.
Common symptoms include frequent ankle sprains, a stiff or rigid flatfoot, deep aching pain in the midfoot or ankle, muscle spasms, and difficulty walking on uneven ground. Symptoms often worsen with activity. If your
teen has recurring sprains or persistent foot pain, an evaluation can determine whether a coalition is the cause.
Many cases respond well to non-surgical treatment, particularly a period of immobilization in a boot or cast to calm symptoms, followed by custom orthotics to support the foot. Conservative care is often the first step.
Surgery is reserved for cases that don’t respond or where significant arthritis has developed.
The primary goal of treatment is to reduce pain and improve mobility rather than to reshape the arch. In many cases the foot remains relatively flat even after successful treatment, but that’s not a problem as long as the foot is pain-free and functions well. We focus on comfort and lasting function.
Recovery depends on the procedure. Resection surgery usually allows a return to weight-bearing in about 2–4 weeks, while fusion typically requires 6–12 weeks for the bones to heal. Both are followed by physical therapy to restore strength and motion. Your surgeon will outline a personalized recovery timeline.
Symptoms commonly begin in the teenage years because that’s when the bridge between the bones hardens into solid bone (ossification). As the connection becomes rigid, it restricts the foot’s natural motion, leading to
pain, stiffness, and frequent ankle sprains. This is why many coalitions are first diagnosed during adolescence.
We use specialized weight-bearing X-ray views and often a CT or MRI scan to see the abnormal connection between the bones and assess its type and extent. Advanced imaging is essential because coalitions can be
difficult to detect on standard X-rays alone. An accurate diagnosis guides the most effective treatment plan.
Surgical options depend on the coalition and the patient’s age. The surgeon either removes the abnormal bony bridge (resection) to restore motion, or fuses the affected joint if there’s severe arthritis. Our NYC specialists choose the approach that best preserves function and relieves pain for each individual patient.
Not always, but it’s fairly common for a tarsal coalition to be present in both feet even when only one is causing pain. For this reason, we often evaluate both feet during diagnosis. Identifying a coalition in the second
foot early allows us to monitor it and treat it proactively if needed.
Yes. If left untreated, the restricted motion caused by a tarsal coalition forces surrounding joints to compensate, which can wear them down prematurely and lead to arthritis. Early diagnosis and treatment help
protect those joints. This is why prompt evaluation of persistent foot pain in young patients is so important.
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