© International Commission on Radiation Units and Measurements 2009
1. Introduction
| The first 10% of the full text of this article appears below. |
Osteoporosis, or porous bone, is a disease characterized by low bone mass and structural deterioration of bone tissue, leading to bone fragility and an increased susceptibility to fractures, especially of the hip, spine, and wrist. Osteoporosis is a growing problem worldwide and has reached epidemic proportions (Reginster et al., 2000). This creates enormous