Freiberg’s Infraction: Avascular Necrosis of the Metatarsal Head

Quick answer: Freibergs Infraction Avascular Necrosis Metatarsal Head is a common foot/ankle topic that affects many patients. The 2026 evidence-based approach combines proper diagnosis, conservative-first treatment, and escalation only when needed. We treat this regularly at our Howell and Bloomfield Hills practices. Call (810) 206-1402.

Medically reviewed by Dr. Tom Biernacki, DPM — Board-Certified Podiatric Surgeon — Balance Foot & Ankle, Howell & Bloomfield Hills, MI. Last updated April 2026.

Freiberg’s Infraction: Avascular Necrosis of the Metatarsal Head

Table of Contents

• What Is Freiberg’s Infraction?
• Causes and Risk Factors
• Symptoms
• Diagnosis and Staging
• Conservative Treatment
• Surgical Treatment Options
• Recovery and Long-Term Prognosis

What Is Freiberg’s Infraction?

Freiberg’s infraction is a condition where the articular surface of a metatarsal head undergoes avascular necrosis — the bone dies because its blood supply is disrupted. First described in 1914, it most commonly affects the second metatarsal head (68%), followed by the third (27%) and fourth (5%).

The condition predominantly affects females (ratio 3–5:1) and typically presents between ages 13–18. However, it can also present in adults as a long-standing condition now causing metatarsalgia in middle age.

The leading theory involves repetitive microtrauma during a vulnerable growth period. The second metatarsal is predisposed because it is typically the longest and experiences the greatest bending forces during push-off.

Causes and Risk Factors

The pathophysiology involves mechanical overload and vascular vulnerability during the adolescent growth spurt.

• Long second metatarsal (Morton’s foot type)
• Adolescent growth spurt
• High-impact activities: running, jumping, dancing, gymnastics
• High-heeled shoes
• Systemic conditions: diabetes, lupus, hypercoagulable states
• Corticosteroid use
• Prior metatarsal stress fracture

Symptoms

The hallmark is pain and swelling at the ball of the foot, localized to the affected metatarsal head. Pain worsens with walking and push-off activities. On examination, tenderness over the metatarsal head with reduced, painful range of motion at the MTP joint.

Common Misdiagnoses

Freiberg’s is frequently misdiagnosed as Morton’s neuroma, metatarsalgia, stress fracture, or capsulitis. Key distinguishing features: pain localized to the metatarsal HEAD (not interspace), joint stiffness and swelling, and findings on imaging. Any adolescent with persistent second MTP joint pain deserves evaluation.

Diagnosis and Staging

Weight-bearing X-rays may show flattening, sclerosis, or fragmentation of the metatarsal head. Early disease may appear normal on X-ray, making MRI essential for early detection.

Smillie Classification (5 Stages)

Stage I: subchondral fissure fracture without collapse. Stage II: central depression with intact peripheral cartilage. Stage III: further collapse with loose bodies. Stage IV: central crater with intact rim. Stage V: complete joint destruction with secondary osteoarthritis.

Staging is critical: Stages I–III respond to conservative and joint-preserving treatments, while Stages IV–V often require aggressive surgical intervention.

Conservative Treatment

Early-stage disease (Stages I–II) responds well to reducing pressure on the affected metatarsal head.

Offloading Strategies

Stiff-soled or rocker-bottom shoes limit MTP dorsiflexion. Orthotic devices with metatarsal pad redistribute pressure. A CAM walker boot (2–4 weeks) may help during acute flares.

Adjunctive Treatments

NSAIDs manage pain and inflammation. Physical therapy maintains joint mobility. Conservative treatment requires 3–6 months of consistent compliance.

Surgical Treatment Options

Surgery is indicated when conservative treatment fails after 3–6 months, or imaging shows advanced collapse (Stage III–V).

Joint Debridement and Cheilectomy

For Stage II–III: removing loose bodies, debriding damaged cartilage, reshaping the metatarsal head. Joint-preserving approach particularly appropriate for younger patients.

Dorsal Closing Wedge Osteotomy (Gauthier Procedure)

Often the gold-standard treatment. The surgeon removes a dorsal bone wedge from the metatarsal neck, rotating healthy plantar cartilage into the weight-bearing position. Published results show >85% satisfaction rates.

Interpositional Arthroplasty

For Stage IV–V with complete joint destruction: tissue spacer resurfacing, osteochondral autograft transfer, or metatarsal head resection. These salvage procedures have less predictable outcomes.

Recovery and Long-Term Prognosis

Recovery varies: conservative management requires 3–6 months of modified activity, debridement allows return in 6–8 weeks, osteotomies require 6–10 weeks protected WB then 3–4 months gradual progression.

Patients diagnosed at Stage I–II with good compliance have excellent outcomes. All patients should use metatarsal support orthotics long-term.

Products We Recommend

As part of our Foundation Wellness approach, we recommend these evidence-based products to support your treatment plan:

Next Step: Book Your Appointment

Get Expert Forefoot Pain Treatment At Balance Foot & Ankle Specialists, Dr. Tom Biernacki and our team provide comprehensive podiatric care at our Howell and Bloomfield Hills locations.

Frequently Asked Questions

Is Freiberg’s the same as a stress fracture?

No. A stress fracture is a bone crack that heals with rest. Freiberg’s is avascular necrosis of the metatarsal head that can cause permanent joint damage if untreated.

Can Freiberg’s heal on its own?

Early stages can stabilize with conservative treatment. Advanced stages with structural collapse do not reverse spontaneously.

Why does it mostly affect the second toe?

The second metatarsal is typically the longest, experiencing the greatest bending forces, and has a vulnerable blood supply.

Can I run or play sports with Freiberg’s?

During active disease, avoid high-impact activities. After treatment, many return to sports with metatarsal pad orthotics.

Is Freiberg’s hereditary?

Not directly, but the predisposing foot structure (long second metatarsal) runs in families.

The Bottom Line

Freiberg’s infraction is an uncommon but significant cause of forefoot pain, particularly in active adolescents. Early diagnosis and offloading can prevent joint destruction. If you or your child has persistent ball-of-foot pain, a podiatric evaluation with imaging can identify Freiberg’s before irreversible damage occurs.

Sources

• Freiberg AH. Infraction of the second metatarsal bone. Surg Gynecol Obstet. 1914;19:191-193.
• Smillie IS. Freiberg’s infraction. J Bone Joint Surg Br. 1957;39-B(3):580-582.
• Gauthier G, Elbaz R. Freiberg’s infraction: a subchondral bone fatigue fracture. Clin Orthop Relat Res. 1979;(142):93-95.
• Cerrato RA. Freiberg’s disease. Foot Ankle Clin. 2011;16(4):647-658.

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Balance Foot & Ankle Specialists — Howell & Bloomfield Hills, Michigan
(810) 206-1402 | Book Online

In-Office Treatment at Balance Foot & Ankle

If home treatment isn’t providing relief for your foot and ankle injuries, our podiatry team at Balance Foot & Ankle can help with same-day evaluations and advanced in-office care.

Frequently Asked Questions

When should I see a podiatrist?

If symptoms persist past 2 weeks, affect your normal activity, or are accompanied by red-flag symptoms (warmth, redness, swelling, inability to bear weight).

What does treatment cost?

Most diagnostic visits and conservative treatments are covered by Medicare and major insurers. Out-of-pocket costs vary by your specific plan.

How quickly can I get an appointment?

Most non-urgent cases see us within 5 business days. Urgent cases (sudden pain, possible fracture) typically same or next business day.

What is Metatarsalgia?

Metatarsalgia 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 metatarsalgia 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 metatarsalgia 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 metatarsalgia 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.