Overview of the radiology of connective tissue disorders in children.

[focal myositis]

This review article describes the imaging finding of the connective tissue disorders in children . The radiological features of the following conditions are described ; the spondyloarthropathics , systemic lupus erythematosus (SLE ), dermatomyositis , scleroderma , the vasculitides , Kawasaki disease , synovitis , acne , pustulosis , hyperostosis , osteitis (SAPHO ), and focal myositis . The features on several integrated imaging techniques are described .