Etiology

Primary Osteoporosis

• No alternative ID-able cause, due to aging and hormonal changes
  • Population at risk of OP
    • Male > 50 yr old
    • Female, Menopause, > 50 yr old

Secondary Osteoporosis

• Ca & PTH disorder
• Thyroid disorder
• Kidney disorder
• PO4 disorder
• Drugs

Clinical Presentation

Risk Factor

• BMI (18.5 - 25) < 20
• Prior fracture, esp. Low trauma fracture after age 40
  • Hip Fracture, !Pelvic Fracture
  • Vertebral Fracture
• Oral Corticosteroid (OCS) use x 3 mon of 5 mg Predinosone EEq
• IBD (malabsorption, may have steroid use)
• Fall Hx + RF
• FHx of Hip Fracture
• Male > 50 yr old