Medically reviewed by Dr. Tom Biernacki, DPM
Board-certified podiatric surgeon | Balance Foot & Ankle, Howell & Bloomfield Hills, MI
Last reviewed: May 2026
| Condition | Age | Bone Affected | X-ray Findings | Prognosis | Treatment |
|---|---|---|---|---|---|
| Köhler Disease | 3–7 years (boys 4–5×; girls 2–3 years) | Navicular | Density increase; flattening; fragmentation; decreased width | Excellent — always reconstitutes to normal; self-limiting | Observation; symptomatic: cast or boot 4–8 weeks |
| Freiberg’s Infraction | 12–18 years; female predominance | 2nd (most common) or 3rd metatarsal head | Metatarsal head flattening; fragmentation; Smillie I–V | Variable — may require surgery (osteotomy) in advanced stages | Offloading; metatarsal pad; osteotomy Stage III–IV |
| Sever’s Disease | 8–14 years; male predominance | Calcaneal apophysis | Fragmentation of calcaneal apophysis (normal variant) | Excellent — resolves with skeletal maturity | Heel cups; stretching; activity modification |
| Iselin Disease | 10–14 years; active children | 5th metatarsal apophysis | Fragmentation of 5th metatarsal base apophysis | Excellent — self-limiting | Symptomatic; lateral wedge; boot if severe |
| Accessory Navicular (Type II) | Adolescents; symptomatic during growth | Medial accessory ossicle fused to navicular | Separate medial ossicle on X-ray; MRI shows fibrocartilage junction | Good with conservative; surgery if refractory | Orthotics; boot; Kidner procedure if failed |
| Treatment | Indication | Details | Outcome |
|---|---|---|---|
| Observation + Supportive Footwear | Asymptomatic or mild Köhler disease | Stiff-soled shoes; avoid barefoot; supportive arch footwear | Normal reconstitution expected in 2–4 years regardless of treatment |
| Medial Arch Support / Custom Orthotic | Symptomatic Köhler with pes planus; navicular pain with WB | Medial arch pad reduces navicular loading; custom molded orthotic | Symptom relief while bone reconstitutes; does not change timeline |
| Short-Leg Walking Cast (4–8 weeks) | Moderate-severe pain; significant limp; activity limitation | Total contact cast reduces WB forces on navicular; resolves acute symptoms faster | Casting shown to reduce duration of symptoms vs observation; bone still reconstitutes normally |
| Walking Boot | Symptomatic; less compliance with cast; mild-moderate | Removable boot; reduces WB on navicular; allows bathing | Comparable to cast for most children; good symptom control |
| Activity Restriction | All acute symptomatic phases | Avoid high-impact sports during symptomatic period; swimming and cycling allowed | Prevents symptom exacerbation; bone reconstitutes regardless |
Watch: Pediatric Heel Pain in Children **The Cause Will Shock You!** — MichiganFootDoctors YouTube
Medically Reviewed | Dr. Tom Biernacki, DPM | Board-Certified Podiatric Surgeon | Balance Foot & Ankle, Michigan
Köhler’s disease is a self-limiting condition in which the navicular bone—the small boat-shaped bone on the inner midfoot—temporarily loses its blood supply during childhood, leading to avascular necrosis (bone compression and fragmentation) that causes midfoot pain and limping. While alarming on X-ray, Köhler’s disease has an excellent prognosis: with appropriate treatment, the navicular virtually always reconstitutes to normal size, shape, and density as the child grows.
The most important clinical decision with Kohler Disease Navicular Osteochondrosis Pediatric Michigan Podiatrist isn’t which treatment to start with — it’s identifying the correct subtype. That changes everything. Call (810) 206-1402.
The most important clinical decision with Kohler Disease Navicular Osteochondrosis Pediatric Michigan Podiatrist isn’t which treatment to start with — it’s identifying the correct subtype. That changes everything. Call (810) 206-1402.
Who Gets Köhler’s Disease and Why?
Köhler’s disease affects children between ages 3 and 9, with peak incidence around age 5. Boys are affected approximately four times more often than girls. The condition relates to the timing of navicular ossification: the navicular is the last tarsal bone to ossify (begin mineralizing), and it does so during a window when weight-bearing compressive forces are already significant. In some children, the ossification center is transiently vulnerable to compression-related vascular disruption—resulting in the avascular necrosis characteristic of Köhler’s disease.
The navicular occupies a critical position in the midfoot—it is the keystone of the medial longitudinal arch and is subjected to substantial compressive and tensile forces during walking and running. This mechanical stress, combined with the period of vascular vulnerability during ossification, creates the conditions for Köhler’s disease in susceptible children. Children with delayed skeletal maturation or those who become highly active during the at-risk ossification window appear to have higher risk.
Symptoms of Köhler’s Disease in Children
The characteristic presentation is a child who develops a limp and complains of midfoot pain on the inner side of the foot. The limp is antalgic—the child avoids loading the midfoot by walking on the outer edge of the foot. Parents often notice the child walking “funny” or reluctant to run and play as actively as usual. Pain worsens with activity and is typically relieved by rest.
On examination, Dr. Biernacki identifies tenderness directly over the navicular tuberosity (the bony prominence on the inner midfoot), often with mild soft tissue swelling over the area. Range of motion of the subtalar and midtarsal joints may be restricted due to pain. The limp is typically more pronounced after activity and at the end of the school day when fatigue sets in.
Diagnosing Köhler’s Disease with X-Rays
Weight-bearing foot X-rays are diagnostic. The affected navicular appears sclerotic (whiter), smaller, and more irregular than expected, often described as “coin-shaped” or “wafer-thin” on lateral view compared to the normal rounded navicular. This represents the compressed, avascular bone before revascularization and reconstitution begin.
It is important to compare the affected side to the contralateral (unaffected) foot, and to be aware that normal navicular ossification can appear somewhat irregular—particularly in boys around ages 3–5 when ossification is just beginning. The combination of characteristic X-ray changes AND clinical symptoms (pain, limp, tenderness) is required for diagnosis. Asymptomatic navicular irregularity on X-ray alone is not Köhler’s disease and does not require treatment. MRI is rarely needed for diagnosis but can confirm avascular necrosis with bone marrow edema patterns when the diagnosis is uncertain.
Treatment: Casting, Orthotics, and Activity Management
The goals of treatment are to control pain, maintain mobility, and allow the navicular to revascularize and reconstitute without deformity. Köhler’s disease is self-limiting—the navicular will reconstitute with or without treatment—but treatment significantly reduces the duration of symptoms and prevents progressive deformity from continued unprotected weight-bearing on a compromised bone.
Short-leg walking cast immobilization for 6–8 weeks is the most effective initial treatment for symptomatic children. The cast distributes weight-bearing loads away from the navicular, dramatically reducing pain and limp within days of application. Families consistently report near-complete resolution of the antalgic gait with casting, allowing children to participate in school and modified activities during the immobilization period.
Following cast removal, arch-supportive footwear and custom orthotics provide ongoing protection during the reconstitution phase. Medial arch support reduces compressive forces on the healing navicular. Activity is gradually resumed based on symptom tolerance—most children return to full play within 2–4 weeks of cast removal, though high-impact sports may be restricted for an additional month while bone density normalizes.
For milder presentations, some children manage well with orthotics and activity modification alone—avoiding casting. Dr. Biernacki tailors the treatment approach to the child’s age, symptom severity, and activity demands. The key principle is ensuring the navicular reconstitutes without deformity, which requires adequate protection during the vulnerable avascular phase.
Prognosis: Excellent Long-Term Outcomes
The prognosis for Köhler’s disease is uniformly excellent. Long-term follow-up studies show that the navicular reconstitutes to normal size, shape, and density in virtually all cases—with no residual deformity, arthritis, or functional limitation in adulthood. This is in stark contrast to avascular necrosis in adults (such as femoral head AVN), where permanent joint damage is common. Children’s bones have notable regenerative capacity, and the navicular is no exception.
Parental reassurance is an important component of treatment: Köhler’s disease looks alarming on X-ray, but the natural history is complete recovery. Dr. Biernacki takes time to explain this clearly to families—reviewing imaging together and confirming that with appropriate care, children go on to have completely normal foot function throughout their lives.
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Dr. Tom says: “My son’s podiatrist recommended New Balance shoes after his cast—the arch support made a real difference.”
Children post-casting needing arch-supportive footwear during reconstitution phase
Children in active cast immobilization (they need a cast, not just good shoes)
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Pediatric arch support insoles sized for children—provide medial arch support during the Köhler’s disease recovery phase.
Dr. Tom says: “These fit perfectly in my daughter’s shoes and helped her walk comfortably after her cast came off.”
Children aged 6+ in post-cast recovery needing arch insole support
Children under 5 (sizing may not be available for very small feet)
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Pediatric heel cups that cushion and support the heel and arch—useful adjunct for post-cast Köhler’s disease management.
Dr. Tom says: “Helped cushion our son’s steps when he was getting back to normal activity after treatment.”
Post-cast children needing shock absorption during return-to-activity phase
Children still in acute symptomatic phase (full cast or boot immobilization needed first)
Disclosure: We earn a commission at no extra cost to you.
✅ Pros / Benefits
- Köhler’s disease has an excellent prognosis—navicular reconstitutes completely to normal in virtually all cases
- Short-leg cast immobilization dramatically reduces symptoms within days of application
- No long-term deformity, arthritis, or functional limitation expected with proper treatment
❌ Cons / Risks
- Six-to-eight weeks of casting can be disruptive to active children and their families
- Diagnosis requires clinical and imaging correlation—incidental navicular irregularity on X-ray does not require treatment
- Symptoms can persist 6–18 months total even with appropriate treatment during the reconstitution phase
Dr. Tom Biernacki’s Recommendation
Köhler’s disease is one of those diagnoses where my most important role is reassuring parents. When I show a family the X-ray and they see the flattened, fragmented-looking navicular, they’re often frightened. I take the time to explain what’s actually happening—that the bone is temporarily losing blood supply during a vulnerable growth phase, that the body will completely repair it, and that we just need to protect it while that repair happens. A few weeks in a walking cast, some arch support after, and most of these kids are back running at recess without any lasting effects. It’s one of the most satisfying conditions to treat in pediatric podiatry.
— Dr. Tom Biernacki, DPM | Board-Certified Podiatric Surgeon | Balance Foot & Ankle
Frequently Asked Questions
At what age do children develop Köhler’s disease?
Köhler’s disease typically affects children between ages 3 and 9, with peak occurrence around age 5. It is four times more common in boys than girls. If your child in this age range develops a midfoot limp and complains of inner foot pain, Köhler’s disease should be considered.
Will my child need surgery for Köhler’s disease?
No—Köhler’s disease virtually never requires surgery. It is treated conservatively with cast immobilization, arch-supportive footwear, and orthotics. The navicular reconstitutes completely on its own as revascularization occurs. Surgery is not part of the standard treatment protocol.
How long does Köhler’s disease last?
Active symptoms typically resolve within 2–4 months with appropriate treatment (casting plus post-cast orthotics). The navicular continues to reconstitute bone density over a longer period—typically 6–18 months total—but most children are pain-free and active well before full radiographic reconstitution is complete.
Is Köhler’s disease the same as Sever’s disease?
No—they are two different pediatric osteochondroses. Köhler’s disease affects the navicular (inner midfoot) and occurs in children aged 3–9. Sever’s disease (calcaneal apophysitis) affects the heel bone growth plate and occurs in children aged 8–14, typically presenting as posterior heel pain. Both are self-limiting but treated differently.
Does Dr. Biernacki see pediatric patients at Balance Foot & Ankle?
Yes—Dr. Biernacki evaluates and treats pediatric patients for conditions including Köhler’s disease, Sever’s disease, flatfoot, accessory navicular, and other childhood foot problems. Children under 18 should bring a parent or guardian. Schedule online at MichiganFootDoctors.com or call (517) 579-1881.
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Frequently Asked Questions
What causes this condition?
Causes include mechanical stress, biomechanical imbalance, age-related changes, and sometimes systemic disease. Our clinical exam plus imaging identifies the specific driver.
Can it go away on its own?
Mild cases sometimes resolve with rest and supportive footwear. Persistent symptoms past 4-6 weeks rarely resolve without active treatment.
Is surgery required?
Most patients resolve with non-surgical care. Surgery is reserved for refractory cases or structural deformity.
Foot pain typically responds best to early podiatrist evaluation, conservative treatments such as supportive footwear and targeted physical therapy, and—when needed—custom orthotics or in-office procedures. Most patients see meaningful improvement within 4-6 weeks of starting a structured treatment plan. Schedule an evaluation at our Howell or Bloomfield Hills office for a clinical assessment.
What is Foot pain?
Foot pain is a common foot/ankle condition that affects mobility and quality of life. Understanding the underlying cause is the first step in successful treatment. Our podiatrists at Balance Foot & Ankle perform a hands-on biomechanical exam, review your activity history, and use diagnostic imaging when appropriate to identify the root cause—not just treat the symptom. Many patients have been told to “rest and ice” without a deeper diagnostic workup; our approach is different.
Symptoms and warning signs
Common signs of foot pain include pain that worsens with activity, morning stiffness, swelling, tenderness when palpated, and difficulty bearing weight. If you experience sudden severe pain, inability to walk, visible deformity, numbness or color change, contact our office the same day or visit urgent care—these can signal a more serious injury such as a fracture, tendon rupture, or vascular compromise. Diabetics with any foot wound should seek same-day care.
Conservative treatment options
Most cases of foot pain respond to non-surgical care: structured rest, supportive footwear changes, custom orthotics, targeted stretching and strengthening protocols, anti-inflammatory medications when medically appropriate, and in-office procedures such as ultrasound-guided injections. We also offer advanced therapies including MLS laser therapy, EPAT/shockwave, regenerative injections, and image-guided procedures. Treatment is sequenced from least invasive to most invasive, and we explain the rationale at every step.
When is surgery considered?
Surgery is reserved for cases that fail 3-6 months of well-structured conservative care, when there is structural pathology (severe deformity, complete tear, advanced arthritis), or when imaging shows damage that will not heal without intervention. Our surgeons have performed 3,000+ foot and ankle procedures and prioritize minimally-invasive techniques whenever appropriate. We discuss recovery timelines, return-to-activity milestones, and realistic outcome expectations before any procedure is scheduled.
Recovery timeline and prevention
Recovery from foot pain varies based on severity and chosen treatment path. Conservative cases often improve within 4-8 weeks with consistent adherence to the protocol. Post-procedural recovery may range from a few days (in-office procedures) to several months (reconstructive surgery). Long-term prevention involves footwear assessment, activity modification, structured strengthening, and regular check-ins with your podiatrist if you have a history of recurrence. We provide written home-exercise plans and digital follow-up support.
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American Academy of Orthopaedic Surgeons: Köhler Disease
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Dr. Tom Biernacki, DPM is a double board-certified podiatrist and foot & ankle surgeon at Balance Foot & Ankle Specialists in Southeast Michigan. With over a decade of clinical experience, he specializes in heel pain, bunions, diabetic foot care, sports injuries, and minimally invasive surgery. Dr. Biernacki is a member of the APMA and ACFAS, and his patient education content on MichiganFootDoctors.com and YouTube has reached over one million views.
- Diagnosis and Treatment of Plantar Fasciitis (PubMed / AAFP)
- Heel Pain (APMA)
- Hallux Valgus (Bunions): Evaluation and Management (PubMed)
- Bunions (Mayo Clinic)
Dr. Tom Biernacki, DPM is a double board-certified podiatrist and foot & ankle surgeon at Balance Foot & Ankle Specialists in Southeast Michigan. With over a decade of clinical experience, he specializes in heel pain, bunions, diabetic foot care, sports injuries, and minimally invasive surgery. Dr. Biernacki is a member of the APMA and ACFAS, and his patient education content on MichiganFootDoctors.com and YouTube has reached over one million views.