Fig. 2

Radiological investigations. a Individual IV: 1; image shows diffusely thickened and sclerotic skull with increased density of visualized bones b Prominent diffuse increase in bone density in ribs, visualized dorosolumber spine and pelvic bones as well as widening of costochondral junctions. c Individual IV: 3, image shows diffuse dense calvarium with increased density of rest of the visualized bones d Generalized diffuse increase in bone density, mild scoliosis of dorsal spine with convexity towards left side and loss of corticomedullary differentiation