X-linked agammaglobulinemia is a rare genetic disease that causes a weakened immune system. It mainly affects boys.

X-rays use invisible electromagnetic energy beams to make images of internal tissues, bones, and organs. Standard X-rays are done for many reasons, including diagnosing tumors or bone injuries.

X-rays use invisible electromagnetic energy beams to make images of internal tissues, bones, and organs on film. Standard X-rays are done for many reasons, including diagnosing tumors or bone injuries.

This procedure may be used to diagnose back or neck pain, fractures or broken bones, arthritis, degeneration of the disks, tumors, or other problems.