[Congenital pseudarthrosis of the clavicle: roentgenographic appearance and discussion of the aetiological and pathogenetical theories [author's transl].

The authors briefly reviewed the anatomic and radiological pattern of the congenital pseudarthrosis of the clavicle, with the main aetiological and pathogenetical theories. They also report their personal experience about 2 patients, stressing the peculiarity of this affection compared with others similar in their radiological pattern. They underline the coexistence, in one of the two cases, of the Ehlers-Danlos syndrome, suggesting a single vascular aetiology and pathogenesis.