Fig. 11

Bony depressions of the carpal bones and proximal metacarpals (arrows) are a normal finding in children and should not automatically be interpreted as erosions. a Coronal T1-weighted image of a 10-year-old healthy girl showing typical normal carpal depressions in the triquetrum. In some areas of the carpal bones bony depressions are more frequently seen in healthy children, e.g. in the radial aspect of the hamate, here shown in an 8-year-old, healthy and asymptomatic girl (b)