[A case of growth retardation of rare occurrence].

The Authors describe an uncommon case of growth retardation; the clinical and radiological elements that the Authors to a diagnosis of spondyloepiphyseal dysplasia (SED) are noted; they compare this to other diagnosis of different types of growth retardation, they underline the necessity of taking these rare types into consideration before undergoing diagnostic procedures that would be costly both to the patient and society.