CT of left hand and forearm. Diffuse thickening and sclerotisation on index finger and II. metacarp shaft. The lesion is less aparent at the I. metacarp and on some carpal bones. There is diffusely enlarged sclerotic radius and humerus without ulna bridging. Whole scapula on the left side is also affected. The cavities on the affected bones are completely filled with the sclerotic bone.