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Hallux Valgus (Bunions) and Bunion Correction

Overview

Hallux valgus, commonly called a bunion, is a three-dimensional alignment problem of the big toe and first metatarsal. The visible bump is only one part of the deformity. Wider footwear and pressure relief can reduce symptoms but do not usually reverse established adult bone alignment. Surgery is considered for pain, shoe conflict or functional difficulty—not for appearance or X-ray measurements alone.

Symptoms

  • Pain, redness or pressure over the inner prominence in shoes.
  • Pain under the forefoot or transfer of load to the lesser metatarsals.
  • Crowding, crossover or deformity of the lesser toes.
  • Reduced big-toe movement, joint pain or irritation of a nearby nerve.
  • Difficulty fitting footwear or participating in work and activity.

Why does a bunion develop?

Family history, foot shape, looser ligaments, the position and movement of the first metatarsal, flatfoot, inflammatory disease and nerve or muscle conditions can contribute. The deformity can progress at different rates and may remain painless for years.

Shoes do not cause every bunion, but narrow or high-heeled footwear can increase pressure and symptoms.

Assessment considers the whole foot, including big-toe joint movement, lesser-toe alignment, arch, hindfoot, calf tightness and areas of pressure. Weight-bearing X-rays are important when surgery is being planned.

Non-surgical treatment

  • Shoes with a wide, deep toe box and minimal pressure over the prominence.
  • Padding, toe spacers or sleeves for symptom relief where tolerated.
  • Orthoses when another foot-mechanics problem or transfer pain is present; they do not permanently straighten the toe.
  • Activity modification and treatment of calluses or lesser-toe pressure.
  • Pain-relieving or anti-inflammatory medicine for short flares when medically appropriate.

When may surgery be considered?

Surgery may be discussed when pain, shoe conflict or functional limitation remains unacceptable despite sensible non-surgical measures. Cosmetic concern alone is not a sound indication because the operation has real risks and a prolonged swelling period.

The operation is selected from the clinical and weight-bearing X-ray pattern. A simple removal of the bump without correcting alignment has a high risk of recurrence and is rarely adequate.

What may bunion correction involve?

Correction commonly uses one or more controlled bone cuts, called osteotomies, to realign the first metatarsal and big toe. Soft tissues are balanced and the bone is held with screws or a plate. More severe deformity, instability at the first tarsometatarsal joint, arthritis or previous surgery may require fusion of a joint rather than an osteotomy.

Associated lesser-toe deformity or transfer pain may need a separate procedure. The exact plan is individual and should not be inferred from the size of the bump alone.

Recovery

A postoperative shoe or Moonboot is usually required. Weight-bearing instructions depend on the procedure, fixation and bone quality. Elevation is important early because forefoot swelling can be substantial. Dressings may help maintain toe position while wounds heal.

Bone healing, movement and strength are reviewed before normal shoes and higher-impact activity are resumed. Swelling often lasts for several months, and narrow fashion footwear may remain uncomfortable even after successful correction.

Risks and limitations

  • Infection, wound problems, blood clots or anaesthetic complications.
  • Nerve irritation, numbness or painful scar.
  • Stiffness, persistent pain or reduced push-off.
  • Delayed or failed bone healing, healing in the wrong position, or irritation from the fixation.
  • Recurrence, over-correction or residual deformity.
  • Transfer pain beneath the lesser metatarsals.
  • Arthritis progression or need for further surgery.

Frequently asked questions

They may improve comfort or flexibility but do not usually correct an established adult bony deformity.

No. Progression varies. Treatment is guided by symptoms and function rather than appearance alone.

Usually not. The prominence reflects underlying malalignment, and shaving alone does not reliably correct it.

The aim is a functional, comfortable foot rather than fitting a particular fashion shoe. Narrow footwear may continue to cause pressure.

Yes. Recurrence can occur because of anatomy, deformity severity, healing, soft-tissue balance or progression over time.

General information

This page provides general information only. It cannot diagnose your condition or replace advice from a clinician who has assessed you. Your treatment and recovery plan may differ from the examples described here. Follow the instructions from your treating team. In an emergency, call 000 or attend the nearest emergency department.

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