You may click on the image to enlarge it. There is marked demineralization of the bony structures, most prominent at the metaphyses and subperiosteal regions. Severe cupping and fraying is also noted at the metaphyses. Diagnosis Rickets with secondary pathologic nondisplaced fracture of the left proximal humerus. Discussion Rickets is a complicated condition in which there is a pathological development of the growth plate and its mineralization.
Many classifications exist.
Radiologic Manifestations Rachitic changes are most apparent in the regions of the most active growth. Such sites include the costochondral junctions of the ribs, distal femur, proximal humerus, distal and proximal femur, radius and ulna. Swelling develops about the joints. The skull is also affected with thinning of the calvarium and posterior flattening. Craniotobes, which are abnormal accumulations of osteoid in the outer table of the frontal and parietal regions, can be seen.