Xiphoid Process of Sternum. The xiphoid process is the smallest and most inferior region of the sternum, or breastbone. At birth, it is a thin, roughly triangular region of cartilage that slowly ossifies into a bone and fuses with the body of the sternum.
The Xiphoid process syndrome is a pain or discomfort in the xiphoid process. The pain and discomfort is usually felt at the lower region of the sternum.
Xiphoid process generally does not cause any discomfort especially during the early stage of life when the process is just a protrusion of a soft lump. Xiphoid process however can have pain that can cause undue pain.This diagram with labels depicts and explains the details of Sternum Xiphoid Process.