Multiple bony swellings and joint stiffness.

Accepted 29 January 1997 An 18-year-old man walked into the out-patient department with complaints of spontaneous onset of pain and stiffness of neck and upper back for the last six years. On examination, multiple painless bony swellings were found over the nape of neck and dorsolumbar region. Similar bony swellings were also present over the left arm, forearm and both legs. Radiographic examination was done. X-rays of the neck and elbow are shown here.