[Metatarsalgia: diagnosis and treatment].

Metatarsalgias refer to pain localized in the forefoot and under the metatarsal heads. It is one of the main reasons for specialist consultation. Consequences of a wide array of different diseases, they require a biomechanical and systematic approach to fully understand their cause and presentation in a variety of clinical presentations. Treatment, either conservative or surgical, is based on an accurate knowledge of their etiology and meets specific criteria of classification.