Osteoporosis

2. • Osteoporosis is a skeletal disorder characterized by low bone density and
microarchitectural deterioration of bony tissue.
• This results in an increase in fracture risk
• The World Health Organisation has defined
• osteoporosis as a bone mineral density (BMD) more than 2.5 SDs below the
young normal mean.
• Osteopenia is defined as BMD between 1 and 2.5
• SDs below the young normal mean