INTRODUCTION The use of metatarso-phalangeal joint arthroscopy in the treatment of osteochondritis dissecans was first described in 1988. The technique produces good results. However, it can be difficult to enter a joint when it is deformed by degenerative disease. Sonography is a modern visualisation modality which can be used in orthopaedic surgery. AIM To describe a method of intraoperativ...

Objective: Subclassify grade III of Hattrup and Johnson classification into two groups, according to the remaining percentage plantar articular cartilage, propose a treatment option other than arthrodesis for some these patients. Methods: Twenty-one patients with hallux rigidus were operated on between February 2015 January 2020. The radiographic Johnson’s was used, submitted frontal, lateral, ...