"Tarsal coalitions describe the complete or partial union between two or more bones in the midfoot and hindfoot. Tarsal coalitions refer to developmental fusion rather than fusion that is acquired secondary to conditions such as rheumatoid arthritis, trauma or post-surgical."
"Plain films (AP + lateral + 45° internal oblique) are usually the first investigation of choice, and most useful for calcaneonavicular coalition (oblique view) and bony talocalcaneal coalition, while talonavicular and other rare coalitions typically require cross-sectional imaging for diagnosis."
Expected headings
"Associations"
"Tarsal coalitions describe the complete or partial union between two or more bones in the midfoot and hindfoot. Tarsal coalitions refer to developmental fusion rather than fusion that is acquired secondary to conditions such as rheumatoid arthritis, trauma or post-surgical."
"They occur in approximately 5% of the population and are seen in up to 10% in selected cohorts 10-12, and although congenital, patients typically present in adolescence, and if they are associated with symptoms 10. There is a significant male predilection 5. They are often bilateral (even if symptomatic only on one side). Pes planus (flat foot) is usually a feature."
"History and etymology"